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HomeMy WebLinkAbout1971 w u > E 5 Ift U .0 0 0sc A1~° my o~ M ¢q j Y' ec .EtiaN>.ie~ade L~ y$Yx'~ 0r-J~ ^ ~7y.-I O u ~ p M u ri (J'y b E1 Cr$7A c n O C«c~g~ W l~ V w L;l ,p w 4.2 UP 9, -4be c 2L55r a uy ~'+~`e' 6 g'g a o > S %.i. o "A t' ¢3, 43 In qyy 7 .h 29 ti~ C e ° 1 XL Ev « O J r~i .1 9 P~ Q to u O o."J C.~Cit F~~i "b o R ~kp Q W 4. di LY' W tl V y y, 7 7 7 C ty ~J . C y nr x A R r, a YH r'Y~a~irE~-1l,~ 1 , j u 0 p ~ 0,,f u v C O n.~~ s 09 ro ~.C 04i O O ;~a,'y°C'7' +1h}`. 'cc$ oo" `n O .L C G V Q p ` >Y• c y E [ T L' " r' E A U ' y' • r{ ~~Qyy) ~]yy W •C u 1. '.3 A O ^t 'b~j ~3 yi « pb9 !LL!~1 r, .C~ yy `d li~~ ~ ~ L ri ~ +►7 tj'~ C Y i N U C g « ~O % o V R T d d u'r' 4: pu >4 r w o V+ A V c e l V .e•y g o$ p F!'a~ E ~S -r ~c O A V 1a O t [ c g,`°,'c 7 0 err c9~:^= a 7 iq'CS~, Q A A (E,.K~ .c p F v, ~op, Gi rl . u Qa A O y # 43 '.5 0 p i n c V s ~i c e d p s.'S .•,i s T1 'd 0' ; ! 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"Z .0 PO C ` G c R 'y _Z U z c E a u Qp g r Ij M )66140 a M 'c «y.~ i 3E C2L m W a 1/tiO a [J 115~ t o c .9 '3 p W S~ F~ ~ ° Cy a ~ W V ~.7«°a. `IY^~~i~ <~'~r •L ~ 'Y~~u Q~ 11 p0,0 ;i~~ j 1~ r ~ o q V) .8 O A V N ti p C N A a o Y r f ° Q ,yj ~S 5'~ R~ 8 0 W a ~ m P L el ~ 0"a r V K I I, W v G Q :y W M C 4 [iJ ~ M o ; 0 M / N y W W ^ s h w to goo SRC p ~ ~ r=~ s W ` „c us. ..i " i .~y (l y CIF ICATIONS AND D0CUME:N"TS CITY OF DENTON, TEXAS INDUSTRIAL WATER SUPPLY SPECIFICATION 4688 D-10 CONTRACT ISSUE 1 4 ELM FORK CONHRUCTION CO. box 26196 Dallas, Texas 75220 i DI,ACK h VEATCH Colmihing hlu~ nccrs i K811%a/ Pity, Mizuluri 1971 INSURANCE CERTIFICATE: THIS 13 TO CERTIFY THAT the polity or policies, if any, drsc,Ibrd in Items I through 9 Fart bran 111wrol by and/or Ike lmplayerl Casualty Company, and/Or the lmplayns Nar.onal rnsurance Cempony ar Insurer ar Intl 1 s tfo theaIntured dcsigneted In nthis certificate, y mail that each such polity or policies, subject to the limils of LoLililt, ercluslons, prarbions, condition, and afoot, Iran, there's, are in III tort, and effect as p of the data of this ce,tifi,atr If any su,h Polity is eanc,fl,d a1 is MIA renewed al the 1rqu,0 of lithe, Isla beurfd of Mr PrI or if any such policy or t any rcnewd Ihersof Is hoc pad in any manner or lot any rea,un to as to affect this Cerlif eele, ten II r+' pill, written notice will be mailed by the Insurer a to the e<rl,firnte holds,, herein namsd. THE CERTIFICATION Of INSURANC( AS SHOWN IN THIS CERTIFICAII REMAINS IN EFFECT UNTIL TEN DAYS' tar PRIOR WRITTIN NOTICE IS MAILED TO THE CERTIFICATE HOLDER !et the GJJ,c,s shown Walt) AS ABOVE IPOYIDEC, or it a dater is shorn In the column headed "expiration dale," such Insurance shell empire either upon rush data, or upon the dale pacified in 0111f.n notice mailed Ica days prior thereto, which- ercr dote shelf first occur. This ccrfihcatton is net a iotnl but is a separator underfaklny Of each of the insuronra oI shown below, This cartillwf. neither of Hrmotirely or negatively amend,, ..lend,, at cliffs the coverage afforded b the 1 policy or polities ,erliNrd. NAME A•IU ADURLSS Of CtRPFICA31. Irn,DER fell' Ilvf DArE OF TrPS CERTIFICATE ~ 2h If:tiv 1;71 - City of llnnton, 'nxaS Atnl Dou ; 131,ackburn, Iipirintoriulenl; Dr511.ns, TBxas v of RiIities Cit;V II;LII. TeXaB EMPLoyenas Dorton, l''tx;l`3 inBUR9ri^e ASSOCIaTEon NAUk AND ADORE SS~pf INSURED EmPLOYeRB NaTlonaL lnsugance company JIri Fork Construction Company Y. 0. Box 201;6 EMPLOY6g8 CaBUBLTY Dallas) "oxas 7;220 Company OAl1AS, TEKA3 r By lA Islpnte epr seniolrvel ryradr iT/I,rr1, Ii V. t,osa Adrle I:: ore tNSURANCI IN FORCE tr,LSTS OF LIABILITY NO-T,_LESS_.TH'N _ LOCATION 0 OPERATIONS or Occur?, 0 Pe 99rr9ite STAeTIE AND Kin! ►oll<y Number [atk terf Of cy r?Pic, , Is o em 1 Coe»ge Full tam life Wltk Re uirements Of A 1 1 Tee& Workmens Com ensaNan Low Cove rage Disaan E STAT[ O! TlKA! And Mncwal Thereof X X X ;100x000 $100,000 Geroge A fully Comptlas Wlth Require manta el flat. Law F0IoAk. - ~ n Car'rage $ease Only And Removal tkerral X X X $100,000 $100,000 Item J C.rermge A Fully Complies With Requirements - E. of State tar a Gvueye _ Disease Only And RSnnaf 11 blank. Thereof See Heeding X X X $100x000 $100,000 Injury S J 1 ? >35>2~~ ^5I ,'1 5JO Ov0 s F Ia `J~'(~041 ►ryury And Renewal II plank uc nfr, US.A, ITS T,kc1IfOR1l1 01 Damage Thereof Sea Needing X X Y I' - POISE SSIONS AND CANADA ° S P L Incur, >3>rJ2,~ s25, l1 1 t')'1 S Yxl,il f) Not _ hgedy - Applicable U S. A., ITS 1140IT011If 01 And Removal- Damage 11 Illant. 7heleal Se. Hdadln X X X S E Not POSS[SSIONf AND CANADA ° _ l O,fJ JUII _ Applicable And lenewel It clank. RfMARa'~ TAereol See Neadin S S f All operation in tho vusineoo of tho insured in oonnocbion with projoot for City of D^nton, '!exas, City Tnduot;lrial Vater blupply Speoifie.3tion ,'f146ift-106 w Ol -%2/f)-cn ilCfi 4"))1 it 611 TYPEWRITER 14591 C 0010010, 4392 C OHIO 4503 C Duyl IrAlnn f"T INSURANCE CERTIFICATE THIS 15 TO CIRTITT THAT Ilia policy at policies, if any, detcr)btd In Items I thnagh d here ban k14e4 by the Tout Lnpluyel/ Insurance A<wdaflen, and/or rho lmproper$ Cawatly Company, and/or the Impfeyert Nal)tnef Insurance Camrany at Insurer of Insurers to !ho Insured dnlgnesed in this eorflficale, and that e_oth such policy or politin, sub)ear to c6- limits of II°bislly, etduelons, previsions, conditions and other looms thereof, are In full falls and 111141 as of the felt so this certificate. If any fuel pellty it tenteBed or It not renewed at the request of either the Inwfd at the Insurer, or it any such policy or ear removal shelter If Metled in any manner or led any tenon to at to effect this Coolditele, Ion days' prior wrlllan notice rill be mailed ►y the Incurs 2 to the eotilicde holder, heels named. THE CIRTIIICATION OF INSURANCE AS SHOWN IN THIS CERTIFICATE REMAINS IN EIIfCT UNTiL TEN DAYS' j PRIOR WRITTEN NOTICE IS MAILED TO THE CERTIFICATE HOLOIK far the addrnf shown belowl AS AROVI PROVIOID• at it a dale is shown In the column heeded "eaplraf)on data," such Insurance shell empire either upon out% dole, or Ypon the date speeifled In William not)te moiled fan days ►r:ar thereto, which. Nee irate shall first occur. This codification Is not a joint but it a separate undertohlnp of each er the Insurente folders shown below. t7 This Certificate nNther offlemalbdy or negoti.aiy amends, eatends, or 'sops ohs t: fvap afforded by rho pasty of poThia for ifed. P NAME AND ADDRESS OF CERTIFICATE HOLDER EFFECTIVE DATE OF THIS CERTIFICATE 18 ____y 1971 City of Denton I:SUED AT Dallas, Texas Denton, Texas T6XQe EFTIPLOYBRIV ' d ineuRanCe ABSOCIaTion NAME AND ADDRESS OF INSURED EMPLOYeRB NaTionaL insuRanue company Elm Fork Construotion Company" EMPLOYBRB CBSUBLTY Pa 0a Box 20196 Dallas, Texas cornPt~nY OALUS, TEXTS IY (Aulhoflted No fetenl Ot l we) IS. caned) Ctuj~ ITypedl Ra Vs Oosa Adme Mara 1 - INSURANCd IN FORCE LIMITS OF LIABILITY NOT LESS THAN (TAT! 17.1' Isplrelian loth Aerldanl AND Gala ►erB;e!' - cost" find Policy NYmbu tecish h ter O<turnnoe) Or A rte ale LOCATION Of OPERATIONS _ per Poll y < 1rsv Hlent E Ilan 1 Carat... _ Fully Complier With Rtquir°manh of }Sl g _ A 41611 Tacos Wefhmen's CompnleYon Law y Dla ere Ony P i Coverage STATE 01 TEXAS And Removal II Blenk• tco Needier Thereof 5100,000 ;100,00 b Iflm f r" Ole - -X X X /ally Complies with ReaYlrtmants F t ir A of Stole tow 'Ole S Cowrye Pitrni On,~ B And Renewal It Blank. Thereof See Hudin X X X ~:VJ,~O ~s1J' •JO Cwwp r A _ Fully C•m►~iI tt:iidhLartuiremenh _ v Disease On. NUOgo C B And it"e`aI If Benhs TMra.1 140 Nndin X X X $100,000 $100,000 Yale Bodily - - a l 535522 ` f 100,000 s 3006000 $ r~ tl.l,A., ITS TIRRITORItf 00. ddddd ►I dOc01e'on Property And Renewal if Ienh• POSSESSIONS AND CANADA Damage Thereof let Needier X X X ! 100,000 S 100 000 iloni "'1' y _ - - - Wet 535722 250 00~ 500 000 APO cabft U.6 A, ITS TIARITORICS OR Preptrly /End Renewal II BIanS• ►OfSIfS10N3 AND CANADA Domrya Thereof See :Itedin X X X f 100 000 A licable And Renewal II Renh• Thereof 54, Heidi' ! f AEMAAKS t industrial Water Supply Spec 4583D-10 A11 operations in the business of the insured. < 91a2260-on n If1nC N,AeI trrawnue iiw.C~MIM to. e 1 t~ y~ ,,y s ~ •1J F ' r k p... t`•; t,~ .P ~ r~4 r~, t ~ Y ! FI. ! " 1 e ~I.,fl" q ~ ' p n»{a, r s , ! 'r 9 f 4,~~yeY yrcx~ ^ [ 'a w l• 9,n y l 1. l , a .G '4 f a ' 'c a^J 4' " y9, ,y' u,~,r 4 1 ~r n r'k 'Md -r r I 1 e51R ° ♦4 ~,11'i' ~tA d 1'„~N 7» > 4' jn t r t t A ~a f 3 '~^.t ~9E ~.d cl r. ,`t ¢y'' r YF ~ " ! ~ ` r ~+«h'1 lik rr. %P'~ ,v P'1:^~Y f. d~ y 'K Cf^ r» , 1 'ITY OF i~N'PON' TXA 5~e r/ 1✓• 'Y. P ; :t^'4,]{ +~4 1y~►}~ , t trr 7 4 i d! r r . , sl y, " r I,h , e,9 w',fie UVATA~ OAT . Sr~~+PrLY J , r 1; „ va SPI:C,IFICA'IIONS ADD I)OCWNTS ; y TABLE OF:CONTENTS, Paga thru Page r 9. k t w gi~ pfNO' F 4V`Xft ~iTS AdYezip"ftneZ A~1 Aa-3 Inat~'uctions to 4Biddq'ra f ' B-1 B-S, r' I r Propiosal -1 ' GS k° Contractor's setter dated May 11, 1971 'Oat rp9,tbr!s Proposaq Constrootiou, Schedule Pro !~1 aAt,~ ti Y, Cm l~ 2 Bas11►, E+ C o'troct Awel'd x M~ cot; t eat, r 2a' e lF..'+3 r 4 - P A RACY Vf~W A'~~~3td5 CG-1' y x• ^r' ` ,~ti1grA~ CondtLong 9Pedial C~Ltianb 3C-1 $G1G s y » . 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Y p , d +;4 yr T; J~W99MWMM " k ^lJ. yel6fJ ! ~4 , ADVERTISEMENT INDUSTRIAL WATER SUPPLY FOR PUBLIC UTILITIES BOARD OF THE CITY OF DENTON, TEXAS Sealed bids will be received by the Public Utilities Board of the City of Denton, Texas, at the office of the Purchasing Agent, until 2:00 p.m. Central Standard Time on April 20, 19?1 and then publicly opened for con- struction of the Industrial Water Supply for the Municipal Electric Generating Station. Prospective bidders may examine copies of the drawings and specifications at the office of Black & Veatch, Consulting Engineers, 1500 Meadow Lake Parkway, Kansas City, Missouri. Drawings and specifications will be issued only to those bidders who have been determined by the City of Denton, Texas, to be qualified to bid. Determination of a prospective bidder's qualifications will be based o- tirely on written evidence submitted by the bidder in duplicate to t',e City and the Engineer not later than 21 days before the time set for opening the bids. Each prospective bidder shall submit evidence that hes Maintains a permanent place of business Has adequate plant equipment available to do the work ,,.up rly and expeditiously Has an adequate financial status to meet financial olligations incident to this work Has adequate technical knowledge and practical experience Has no just or proper claims pending against him on other similar work Has constructed at least three other projects of similar type, complexity, and scope. Submitted evidence shall consist of a listing of each project indicating the owner's name, location, approximate dollar value, type of facility, date of completion, and size and operating condition of major equipment. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 031571 A-1 Qualified prospective bidders may obtain copies of the drawings and speci- fications from the Consulting Engineers (mailing address - Slack & Veatch, P. 0. Box 8405, Kansas City, Missouri 64114) subject to the following charges, Ixpo91t Refund 9 $ Drawings and Specifications, one cc-plete Did set (includes three copies of specifications and one set of drawings) $50.00 $25.00 Specifications, one copy $12.00 $6.00 Drawings, one complete set $14.00 $7.00 Individual drawings 22 inches by 36 inches $1.20 $0.60 11 inches by 17 inches $0.40 $0.20 8-1/2 inches by 11 inches $0.20 $0.10 The "Deposit" or "Refund" amounts will be returned to the bidders when the specifications or drawings are returned to the Consulting Engineers in good condition within 30 days after the date set for opening the bids subject to the following: 1 To each bidder who submits a direct bid to the City of Denton, Texas - The "Deposit" amount will be allowed for one complete bid set. The two copies of specifications and documents submitted with the bid will be considered as having been returned. For each additional complete set of drawings or copy of the specifications, the "Refund" amount only will be allowed. To each subcontt.ict bidder or prospective bidder who did not submit a direct bid to the City of Denton, Texas the "Refund" amount only will be allowed. Duplicate copies of the proposal will be required, each copy prepared on the printed bidding forms provided and bound with a complete copy of the specifications and documents. (DLNTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) A-2 021071 When filed with the Purchasing Agent, each bid shall be accompanied either by an acceptable bidder's bond, a certified check, or a cashier's check on any solvent bank, the amount of which shall be not less than 5 per cent of the amount of the bid. The bid security shall be made payable to the City Treasurer of the City of Denton, Texas. Bid se- curity of the successful bidders will be returned when their contracts have been signed, filed with, and approved by the City. Bid security of unsuccessful bidders will be returned on award of contract or re- jection of bids. No bid may be altered, withdrawn, cr resubmitted within 60 days from and after the date set for the opening of bids. The City of Denton, 'texas, reserves the right to reject any and all bids and to waive defects in bids. CITY OF DENTON, TEXAS J,jhn Marshall Purchasing Agent (DENTON# TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) A-3 021071 INSTRUCTIONS TO BIDDERS B.1 GENERAL. These instructions apply to the preparation of proposals for equipment, materials, and field construction work for the City of Denton, Texas, acting through its Public Utilities Board and City Council, herein- after referred to as the "Owner". 8.2 PROPOSALS. Proposals shall be prepared and submitted in duplicate, each copy containing a complete bound copy of these contract documents. Proposals which are not prepared in accordance with theric instructions or which are submitted without a complete bound copy of these contract docu- ments will imply that the bidder does not intend to comply with all of the contract conditions and such proposals will be considered irregular. B.2.1 Preparation. Each proposal shall be prepared carefully using the proposal and data forms bound herewith. Entries on the proposal and data forms shall be typed, using dark black ribbon or legibly written in black ink. All prices shall be stated in words and figures except where the forms provide for figures only. Each bidder shall list in the space provided in the proposal form all ex- ceptions or conflicts between his proposal and these contract documents. If more space is required for this listing, additional pages may be added behind the proposal form. If the bidder takes no exception to the contract documents, he shall write "None" in the space provided for the listing. Proposals which do not comply with this requirement will be considered ir- regular and may be rejected at the discretion of the O•aner. The bidder shall not alter any part of these contract documents in any way, except by stating his exceptions in the space provided. The bidder shall staple or otherwise bind, with each bound copy of contract documents submitted, a signed copy of each addendum issued for these con- tract documents during the bidding period. The bidder shall assemble all drawingf,, catalo,Z data, and other supplementary information necessary to thoroughly describe materials and equipment covered by this Proposal, and shall attach such supplemental information to the bound copy of these con- tract documents submitted with the proposal. B.2.2 Signatures. Each bidder shall sign the proposal with his usual sig- nature and shall give his full business address. Bids by partnersMps shall be signed with the partnership name followed by the signature and designation of one of the partners or other authorized representative. (DENTON, TEXAS - 4688 ) B-1 (INDUSTRIAL HATER SUPPLY - D-10) 021071 Bids by a corporation shall be signed in the name of thr corporatton, followed by the signature and designation of the presid-,nt, 3ecretary, or other person authorized to bind the corporation. The namer, of all persons signing should also be typed or printed below the signature. A bid by a person who affixes to his signature the word "president", "sec- retary", "agent", cr other designation, without disclosing his principal, will be rejected. When requested, satisfactory evidence of the authority of the officer signing in behalf of the corporation shall be furnished. Bidding corporations shall designate the state in which they are incor- porated and the address of their principal office. B.2.3 Submittal. Proposals shall be submitted in a sealed envelope ad- dressed r; the CITY OF DENTON, TEXAS, Attention: Purchasing Agent, and endorsed on the outside of the envelope with the bidder's name and the name of the work bid upon. A single proprietary interest shall not submit multiple proposals for the same work, even though the individual proposals are submitted under dif- ferent names. The owner reserves the right to reject all proposals so submitted. B.2.4 Withdrawal. Proposals may be withdrawn, altered, and resubmitted at any time before the time set for opening the bids. Proposals may not be withdrawn, altered, or resubmitted within 60 days thereafter. B.3 PROPOSAL GUARANTEE. Each proposal shall be accompanied by a certi- fied check or cashier's check drawn on any solvent bank, or by an accept- able bidder's bond executed by the bidder and a surety company authorized to do business in the State of Texas in an amount of not less than 5 per cent of the total bid. The proposal guarantee shall be made payable without condition to the City 'treasurer of the City of Denton, Texas, and the amount thereof may be re- tained by said City of Denton, Texas as liquidated damages if the bidder's proposal is accepted and the bidder fhlls to enter into contract in tie form prescribed, with legally responsible surety, within 10 calendar days after the date he is awarded the contract. The proposal guarantee of each unsuccessful bidder will be returned after eward of contract or when his proposal is rejected. The proposal guarantee of the bidder to whom the contract is awarded will be returned when said bidder executes the Contract Agreement and files a satisfactory Performance Bond. The proposal deposit of the second lowest responsible bidder may be retained for a period not to exceed 60 days pending the execution of the Contract Agreement and Performance Bond by the successful bidder. (DENTON, TEXAS - 4688 ) B-2 (INDUSTRIAL. WATER SUPPLY - D-10) 021071 B.4 INFORMATION TO BE SUBMITTED WIVi PROPOSAL. Each blddcr shall submit with his proposal pertinent informallon concerning materials and proposed construction organization. Proh sod equipment and 3.4.1 E ui ment and Materials. In addition to the inf<irmation submitted on the proposal and data forms, each bidder shall submll all specifications, preliminary drawings, and similar descrip.1ve information necessary to de- scribe completely the equipment and materials he propoHC,K to furnish. The proposal shall be based on new equipment and materlnlp which comply with specifications in every respect unless the bidder takes specific exception as provided hereinbefore. If alternate equipment or materials are indicated in the proposal, it shall be understood that the Owner will have the option of selecting any one of the alternates so indicated and such selection shall not be a cause for extra compensation or extension of time. B.4.2 Contractor's Field Organization. Each bidder shall submit with his proposal an organization chart' ng the names of field management, super- visory, and technical personnel, and the details of the management, super- visory, and technical organization which he proposes to use for this project. The successful bidder's organization will be subject to the approval of the Owner. The experience record of the Contractor's field superintendent shall be submitted with the bid. B.5 TAXES, PERMITS, AND LICENSES. The bidders attention is direLcR d to the provisions set forth in [he General Conditions regarding taxes, permits, and licenses. It shall be the bidder's responsibility to determine the applicable taxes, permits, and licenses. If the bidder is in doubt as to whether or not a tax, pe m4t, or license is applicable, lie shall state in his proposal whether fiis item has been included in his bid price and the amount of the applica le tax, permit, or li,!c,nse in question. -.6 TIME OF OOMPLETION. The time of completion of the work is a basic con- ideration of the contract. The proposal shall be 'used upon completion of the work in accordance with the specified schedule and, where completion dates are requested in the proposal form, in accordance with the proposed schedule as accepted by the Owner. It will be necessary that the bidder satisfy the Owner of his ability to complete the work within the stipulated time. Each bidder shall submit as a part of his proposal, his proposed construction schedule to meet the specified operation and completion dates. The bidders proposed schedule will be subject to the Owner's approval ana modification as required to establish a dr,tailed construction schedule. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 021071 B-3 In this connection, attention is called to the previsions of the attached Gtaeral Conditions relative to delays and extensions of time. B.7 BOND. 1he contractor to whom the work is awarded w131 be required to furnish a Performance Bond to the Public Utilities Board of the City of Denton, Texas, in an amount equal to 100 per cent of the contract amount. The cost of the bond shall be included in the lump sum bid price. The bond shall be executed on the forms provided, copies of which are at- tached hereto, signed by a surety company authorized to do business in the State of Texas and acceptable as surety to the Owner. With the bond shall he filed copies of "Power of Attorney", certified to Include the date of the bond. B.8 LOCAI, CONDITIONS. Each bidder ghall visit the site of the work and thoroughly {nform himself of all conditions and factors which would affect the work and the cost thereof, including the arrangement and conditions cc existing or proposed structures affecting or affected by the proposed work, the availability and cost of labor, and facilities for transporta- tion, handling, and storage of materials and equipment. It must be understood and agreed that ell such factors have been investi- gated and considered in the preparation of every proposal submitted, as there will be no subsequent financial adjustment to any contract awarded thereunder which is based on the lack of such prior information or its effect on the cost of the work. B.9 SUBSURFACE CONDITIONS. Each bidder shall be responsible for deter- mining the types of subsurface materials which will be found. B.10 INTERPRETATION OF SPECIFICATIONS. If any prospective bidder is in doubt as to the true meaning of any part of the proposed contract documents, he may submit a written request to the Engineer for an interpretation. Any interpretation of the proposed documents will be made only by addendum duly issued, and a copy of such addendum will be mailed or delivered to each person receiving a set of such documents. The Owner will not be responsible for any other explanations or interpretations of the troposed documents. It shall be the responsibility of the bidder to advise the Engineer of con- flicting requirements or omissions of information which are necessary to a clear understanding of the work before the date set for opening bids. Those questions not resolved by addenda shall be listed in the bidder's proposal, ;together with statements of the basis upon which the proposal is made as affected by each question. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) B-4 021071 * B 11 CNA2iG~ O~~A 1:tf~JA"i~Gia:. '1`t~a i;nt~#1 1u►ap stta prophha} pzl¢a Ri~si~,t lode an $~3nwante ax chap its Sg 4tets ~tbe tsaa+ b~ tr=ved art. theottKxaat 'fhe asaouzC o theahg orex a~l,vice t4iut11oxab~d: Co:;r+ per cant pi* the coCa1 ~a~t lox:aiz srot s~toz>xp chi pxayosa#r~wfr,g t Ufa ~taatiitt sad beddr;d t a~ ,sic~t c4$Ga included CttaFapasa, tie total` tlterea shark be r$ totaltrat DCe e'k+tced ~lst;►e priaasa~.':;.' B.12 ACCEPTANCE AND REJECTION Of BIDS. The Owner reserves the right to accept the bid which' in its Judgment, is the lowest and best bid; to reject any and all bids; and to waive irregularities and informalities in any bid that is submitted. Bids received after specified time of closing will be returned unopened. * Deleted for Contract. Refer to item 1 in Basis of Contract Award. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SMILY - D-10) B-5 021071 PROPOSAL City of Lk•nton, Texas City Hull Denton, Texas Attention: Mr. John Marshall, Purchasing Agent PROPOSAL. FOR CONSTRUCTION OF INDUSTRIAL WATER SUPPLY BID N0. 71-7556 Gentlemen: The undersigned bidder having read and examined these specifications and associated contract documents for the above designated work does hereby propose to furnish the equipment and materials and perform the work set forth in this Proposal All prices stated herein are iirm and shall not be subject to escalation provided this Proposal is accepted within 60 days. The undersigned hereby declares that the following list states any and all variations from, and exceptions to, the requirements of the contract docu- ments and that, otherwise, it is the intent of this Proposal that the work will be performed in strict accordance with the contract documents. (C•)nt lnued co Page C-5) (DEN'i'Oti, TEXAS - 4688 ) (INDUSTRIAL WAU R SUPPLY - D-10) C-1 O:!''„i 'Phu undersigned bidder hereby proposes to furnish all labor, labor super- vision, tools and material required to perform the construction work !n accordance with these specifications and associated contract docurrnts 11sted in GENERAL CONDITIONS, Article CC.1, for the firm lump sum prices and on or before the numbrr of calendar days stated herein. KASE PROPOSAL. For furnishing the industrial water supply system complete a, specified: $9~ ) (Price in Words) _LF (Number of Calendar Days) ALTERNATE PROPOSAL. Lump sum price deduction from the base proposal price for furnishing a '6 inch industrial water supply line in lieu of 18 inch and the industrial water supply pumps with a total head of 250 feet in lieu of 200 feet as specified: V r ti~ ($~~~~0 ) (p'ric`e in Words) (Number of Calendar 'Days) UNIT ADJUSTMENT PRICES. It is understood that certain units may change before completion of the construction work. The following unit prices cover various type, of con- struction included or which might finally be included in the Contract. It is further understood that these unit prices shall be used for both authorized additions to and deletions frcm the work covered by the lump sum contract price. The unit prices include all overhead, profit and other costs to provide a complete installation. d Nand excavation (per cubic yard) 0 ) Machine excavation (per cubic yard) 3 e ) a~ Underburing and casing (per linear foot) (s"'4 0 (M)UtiiRIA1. WA'i'P;R SUPPLY - b-10) 031511 C-2 Trenching (per cubic yard) ) Backfill (pur (:ubic yard) ) ee Pipe encasement (per cubic yard) ) Pavement removal and replacement 0 r - Asphalt pavement (per square yard) ,~p ) 00 Concrete pavement (per square yard) ? ) 00 Sidewalks (per square yard) Curb and gutter (per linear foot) ) Asbestos-cement pipe installed (per lineal foot) 18 inch )IZ.00 16 inch )~~ao 45 degree elbow installed 18 inch Q00°= ) 16 inch ( ) 90 degree elbow installed I 18 inch 3 ) 16 inch 00 Complete air relief assembly installed 2~ ) ~ C00 ~ Drain assembly instal l.:d f$ I ) Tile undersigned hereby declares that only the persons or firms interested in the Proposal as principal or principals are named herein, and that no other persons or firms than herein mentioned have any interest in this Proposal or in the Contract Agreement to be entered into; that this Pro- posal is made without connection with any other person, company, or parties likewise submitting a bid or proposal; and that it is in all respects for and in good faith, without collusion or fraud. If this Proposal is accepted, the undersigned hereby agrees to start and complete the work in accordance with the construction schedule specified in Section IA. (b5NTON, TEXAS - 4688 ) (IN.)USTRIAL WATER SUPPLY D-10) 031571 C-3 t Tile undersigned proposes that he will perform the majority of the work with his own forces and that specific portions of mayor construction work not performed by the undersigned will be subcontracted by the following subcon- tractors: Work Subcontracted Name of Subcontractor Ra D ~Q d wafuu6 _TZ A complete list of proposed materials and equipment suppliers is included under Proposal Data. The undersigned hereby certifies that he has visited the Bite of the proposed work and has familiarized himself with conditions affecting the work. The undersigned hereby certifies that all conflicts and exceptions have been noted or listed as directed in the Instructions to Bidders. Dated at ~S this day of 1971. Bidder E M n^ By Title Attest; Business Address of Bidder __(._~Q f 9 Co I)AWw S . TEY "'.522D State of Incorporation Address of Principal Office ~ox r9(~ ~A L~~S ~ (DENTON~ TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 021071 C-4 Variations from, and exceptions to, the contract documents (continued from Page C-1), i (DENTON, TLXM - 46B8 ) (INDUSTRIAL WATER SUPPLY - L'-10) C-5 021071 Cr%~`lS'M%. CO., INC. 1000 C:LRS F 01,K uI;IVI.: (.I. tqF 147.1 < "tt 11 ACI l",S• 1 H V i r4 u 'F I, X A & 7 C, t; 159.0731 flay 1.1, 1971 1loncn z hlc 1•Iz yo]: u]ci C t-y Coum., i l City of Dorton PI;: ST'EC!P7 CATI Oil 40-"BB i)-l0, INDUS'YF:IF. , t:U111'LY, CITY OF DYINTON Gc+ntIemen , sir.cc th.:! abuve project excecdc:c3 the cng i n _cr' s c :,t imatr, we Law- rovi.e4red Our (aLimate im 1 with the Ch'!j1(3rEStiprl Ol. t.he+ cuginocrs, }3lack and Veatch, rehresuntcd by 1•Ir. Bub L'17 is, f:nd i$r. bOU(J 131EiCi:1517Y.'I1 Filld L7Ji11 Little' O`. tale City of Danton, td(! 1115VC' mE1de ecltain C1.,11fiCCl:tO11S and F](i]U,1ry1C:lif!. Ff.tll th^ hell? of our vElriolls 5Upplicrs. we c'ffc r "CIU 21 cl-cciil of $43,201 .0) divided ct: follcr,.- 1.}:C i:I VEIL?. Pom; I;ut Lom, $4500. 00 F'olld ; lope!, B1G.00 Ue',rI i.(:]-.i11c} of Pcmd (i l; c;ICIy r_/erlurmc:(i icy the City) 5000.70 of Polr, & rc.;noval 3UO.00 Te1'thorary I:orlciF. 207).00 I:oEId bori!lc3 & cv F; i 1l(13 2909.00 4rl" 0Vl'rl-JJ0 on ConLrE,Ct- (uriyit,ally to Im u{sod for extra wc-,vk) 16, 000.90 plow Y'uhes & i,evel Controls 1676.00 Blectri c'eil llor}: & Cuntruls 1 r), 00r).0,1 • TOTAL $43,201.00 we have endeavored i:u always give thrt City the bc!;t bi.d • tile: can possibly mllkrn it) t-.he perforFUUlcr. 4mr::, :In(l t:•c inLcn.l to 1,c!yio,-o till. of the work in .:(i_JL,t accc'I:.::r..r, t} [h t}tr_, 11];:1 If IYCt •i~' iir. it'.l~ i(`3f 11' t t'~71 (i i15 Cr171 t 1Slt'lt ttt I lil' hI1rSlIlr'l`). :i 111 i. fll~l~ rJ it _3ll:~i':P, l'1''t S~LlI t)L. L!il Ct 0 t a .l t.h l' (r..11i . cl~ TT 11; 1A RD II CITY OF DENTON, TEXAS INDUSTRIAL WATER SUPPLE' BID 20 APRIL, 1971 2:00 I'M PItOPOSE:D CONSTI(UCTION SCHEDULE April G6 Begin Draining Lake & Earth Work After Drying Estimate Time 14- 1 5 Weeku June 10 Begin Construction of Pump Structures LL Weeks to Complete Being Done. Intermittently with Earthwork & Line Time of Completion - 12 November 071 .lunt•. 28 Begin 't'renching At Laying; Water Supply Line e1 Wce'ks to Cunihlt•ty Respectfully Submitted, ' ELM FORK CONSTR. CO, , INC. PROPOSAL DATA GENERAL. Each bidder shall furnish information about the equipment and materials he proposes to furnish for specific phases of the work by fill- ing in the data listed on the following pages. Unless otherwise stated in the Propoe+il, it will be nasumed that the bid- der's intention is to meet all specificatione and fob requirements and that to his best knowledge and belief the materials and equipment de- scribed in this Specification Data will meet all specifications and job requirements. In the event that any materials and equipment listed by the successful bidder are later found, either before or after contract award, to be unsuitable, materials and equipment which are suitable shall be sub- stituted. Substitutions shall be made only with the approval of the Owner and the Engineer, and such substitutions shall not be cause for additional financial compensation nor shall they invalidate the con- tract in any way. Materidle and equipment described herein which meet all specifications and job requirements shall be furnished exactly as described. Bidders shall write all entries boldly with black ink or type entries using carbon black ribbon. Bail point pens shall not be used. (DENTON6 TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) D-1 021071 F~M_E0 1~. C0&lsr Section 2D - CONCRETE (Aldder s Name) • Concrete supplier -D..e-^tf T Plana location I~_1•~-^ u-- Plant capacity, cu yd/hr - ^ Reinforcing steel fabricator 45 Steel form manufacturer ~~Q~ QQMS ~JTFFI. Section 2E - DRAINAGE PIPING Vitrified clay pipe supplier Cast iron soil pipe supplier ~SY C p T,r p F Section 2F - MISCELLANEOUS XETALS Steel fabricator ~us~-•) ~ S•r,,~F L Aluminum fabricator ~•.lV~~~~ S'T°EEL„~ Iron casting manufacturer , ' Galvanizing applicator ~~Yl.~G G n r ` . t oe~ r+ s~.v Section 3B - PIPING MATERIALS Name of manufacturer Asbestos-cement pipe Cement lined cast iron pipe _~MGR~CQ, I C•Y ~ ~ ^ ` f Section 3C - VALVES AND ACCESSORIES Manufacturer Fig. No. Check valves _~}ISS10~ Butterfly valves Globe valves ~Q n~~ _ • ~-rl (DENTON, TEXAS - 4688 (INDUSTRIAL WATER k,(MPLY - D-10) D-2 021071 ~ Nt F_o R 4 dmIsT (Bidder's Name) • Manufacturer Fig. No. W~~ Gate valves Three-way valves z 2. Automatic air vents - Flow meters Primary elements tB A ILF. Secondary elements 1'~ k Gng Level transmitters F1 s u F tzw_ Level switches MsR~rCT~.O~. _ Recorders aAer.Ey Pressure gauges ~SHCQOFT • Industrial Cooling Section 3D - PUMPS • Water Tower • Supply Makeup • pumps .r Pumps Name of manufacturer jko MS To S A M E Model or type number _ & 4;me. •SAM6 Rotative speed, rpm -1:24-0 S A M E Capacity at design conditions, gpm 2 t G0 _ S P M Gr Total head at design conditions, ft ?.~0 Flow for single pump 2 operation, gpm Required submergence for single ~(ll r E pump operation, ft 51`i Recommended minimum flow s P~~ ` w (recirculation), , gpm lY~-G-- (DENTON, TEXAS - 4688 (INDUSTRIAL WATER SUPPLY - D-10) D-3 021071 SUM FORS Coals (Bidder's Name) Industrial Cooling Water Tower • Supply Makeup Pumps !ower required, bhp Single pump operation Two pump operation, (each) Pump efficiency at design e condition,, per cent Power required at shutoff, bhp ~f o [~y~ - ATP 73 /1ft•88NP - Maximum requited power and 7 . Z FT MOO 610M '1314 T corresponding flow, bhp and gpm PM Apt, Z u Size of discharge connection ~d --~r=L--- Shaft diameter, in. Shaft coupling, type ~~J FLG - Pump column , war Size, OD, in. 10~ ` Thickness, in. ' Length of sections 4 3~~ ------1 Material r Pump column Shaft •rM A~4 .,s_~M~ Impellers Suction bell 3 Bowls p, 13r 3 5 , Wearing rings CS1~ZS~ SSA - V (DENTON, TEXAS - 4683 ) D_~~ (INDUSTRIAL WA1ER SUPPLY - D-10) { 021071 ' • ELM FO R. IL C. oN ST (Bidder's Name) Industrial Cooling • Water Tower Supply Makeup Pumps Pumps Thrust load tmposed on thrust bearing, lb At rest _g3o# /58 At design conditions , 5 00 Maximum load and X995 ?1 corresponding conditions ~TQE=Q ~1~1_Stl~ Bearings TYPL • ~~LF~I~- C ~"y~L M/i?(r.•. Number Length, in. Material zowmE I Motor, , Manufacturer 'Atoms CNAeMb'Y~ 54411f es Frame s1 :e • 445_.7Z? Type (squirrel cage c.r ~,^i12,n~~ SAE wound-rotor) ~v,_61ays..-y~T Size, hp Rio Insulation bystem , _ee, 6 ~M6" Speed, rpm 1764) Pull load current, amperes Locked rotor currents amperes Efficiency, full load, per cent 92.E Spact! heater, waLte • 2.~_ Expected sound pressure level, 0 PA SOCGS db flat response reference i• level - 0.0002 miciobar • jPA L~S.S -db at 504M L-; feet (DEii'fONr TEXAS - 4688 ) (W)USTRIAL WATER SUPPLY - D-10) 03:511 D-5 F ~M ~o R K Co r~I sT (Bidder's Name) Industrial Cooling Water Tower • Supply Makeup Pumps - Pumps Thrust bearing /gRlewAf Cdr AWO Type t Size L/9 r Maximum allowable load, lb J/7 LL X16 S~/C~ Radial bearing type Net weights, lb /19o 46 pump (less motor) 1LIQ 46- Base and motor support S~DD(06 Section 4E - MOTOR CONTROL CENTERS • Manufacturer Manufacturer Type Starters • !'.yT~ % y&V* t -A to 1 95 Circuit breakers G TtAII•mwg AAA Feeder circuit breakers WL6% aaSE__ Control transformers Size of control transformers Size 4 starters, volt-amperes ~i~~ ✓ ,Ark Size S starters, volt-amperes ZSU_~! u• (DENTON, TEXAS - 4688 ) U-6 (INDUSTRIAL WATER SUPPLY - D-10) ' 021071 _~M F'A Rx• C 0 is 5 • (Bidder's Name) • Manufacturer Pmyeie Bus supports l.~QMM14 7V Panelboard •CV`4 (!_~(r . CtAliq Dry type transformers •(~yiLEQ. /I~AMIl. 0,2 4t Current transformers •(~J7~EA• NI~AIM6~ ~~d d3y Relays 95 757 Selector switches Indicating lights ~AM Z . QT-. Terminal blocks ► rn' ~i~A~y ~a~?~ a• a (DENTONq TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 031571 D-7 BASIS OF CONTRACT AWARD The following specific stipulations were agreed upon in the Cwner's acceptance of the Contractor's Proposal and are hereby made a part of the Contract Agreement for the industrial water supply construction wark to be furnished under Specification 4688 D-10. 1. The provision for an allowance for change orders in Articles B.11 and GC.33 is eliminated and the Base Proposal price shall be adjusted accordingly and as shown in Contr'actor's letter dated May 11, 1971 bound herein and hereby made a part of the contract documents. 2. The first sentence of Article 2B.11 is hereby revised to read as follows: "Excavation for lake shall be done approximately to the contours and elevations shown on the drawings." 3. The Total Contract Amount shown in the Contract Agreement is a lump sum comprised of the Base Proposal price and the changes agreed upon and included in the Contractor's Proposal as follows: i a. Base Proposal price $445,000.00 j b. Price deduction contained in Contractor's letter dated May 11, 1971 43,201.00 c. Total Contract Amount $401,799.00 1 4. The fifth and sixth paragraphs of Article 2C.4 are Yereby revised to read as follows: "Casing pipe shall be as permitted by the State Highway Department." (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) BA-1 CONTRACT AGREEMENT THIS CON'I'R_ACT AGREEMENT, made and entered into thlsab day of 1971, by sand between the (;iiy OF DENTON, TEXAS, Party or the First Part and hereinafter called the "Owner", and ELM FORK CONSTR. CO., INC., a Texas corporation with its principal office is Dallas, Texnrs, Party of the Second Part and hereinafter called the "Contractor", WITNESSETH: TRAT WHEREAS, the Owner has caused to be prspared, in accordance with law, specifications, plans and other contract documents for the work as herein specified; and WHEREAS, the said Contractor has submitted to the Owner a Proposal in accordance with the terms of this Contract Agreement; and WHEREAS, the Owner, in the manner prescribed by law, has determined and declared the aforesaid Contractor to be the lowest and best bidder for the said work and has duly awarded to the said Contractor a contract therefor, for the sum or sums named in the Contractor's Proposal, a copy thereof being attached to and made a part of this Contract Agreement; NOW, THEREFORE, in consideration of the compensation to be paid to the Con- tractor and of the mutual agreements herein contained, the parties to these presents have agreed and hereby agree, the Owner for itself and its successors, and the Contractor for itself, himself, or themselves, or its, his, or their successors and assigns, or its, his or their executors and administrators, as follows. ARTICLE I. That the Contractor shall furnish all equipment and materials and shall perform the industrial water supply constrisetion complete as specified and required in accordance with the provisions of the contract documents and the Basis of Contract Award, which are attached and made a part hereof, and shall execute and complete all work included in and covered by the Owner's official award of this Contract Agreement to the said Contractor. ARTICLE II. That the owner shall pay to the Contractor for the work and mate- rials embraced in this Contract Agreement, and the Contractor will accept as full compensation therefor, the sum (subject to adjustments as provided by the contract) of FOUR HU14DRED ONE THOUSAND SEVEN HUNDRED NINETY-NINE AND N01100 DOLLARS ($401,799.00) for all work covered by and included in the contract award, desienated in the foregoing Article I; payment to be made in cash or its eq,tivalent in the manner provided in the specifications attached hereto. (DENTON, TEXAS - 4688 ) (INDUSTRIAL 14ATER SUPPLY - D-10) CA-1 ART1CLf: That time of completion is of the essence of the Contract Agreement, and that the Contractor shall proceed with tho specified work and shall conform to the Proposed Construction Schedule nubneitred with the Contractor's Proposal and bound herein. IN WITNF.SS_ WbEREOF, the parties hereto have executed this Contract Agreement as of the day and year first above written. CITY OF DENTON, TEXAS 11 Yom`/ ~ . By <i4 4 (SEAL) Attest ELM FORK CONSTR. CO., INC. By ¢ G/ J ~i`7tJz~ (SEAL) --rr~---=---- t ` r Attest The foregoing Contract Agreement is in correct form according to law and is • hereby approved. -94 for Caner • (DENTON, TEXAS - 4688 ) 'INDUSTRIAL WATER SUPPLY - 1-10) CA-2 PERFORMANCE BOND KNOW ALL RM* BY THESE PRESENTS that we, KLM FORK CONSTR. M., INC. of Dallas, Texas, here+v,after referred to as /"Contractor", and t ers r111lSr2niYT Co►~par~~_ , a corporation organized under the lows of the State of C onne j and authorized to transact business in the Sta;e of Texas, as "Surety", are held and firmly bound unto the CITY OF D::N'iON, TEXAS hereinafter referred to as "Owner", in the penal sum of YOUR L'UNDRED ONE THOUSAND SEVEN HUNDRED NINETY-NINE AND NO1100 DOLLARS ($401,799.00), for the payment of which sum, well and truly to be made to the Owner, wt hind c-,raelves and our heirs, executors, administrators, successors, and assigns, jointly and severally, by these presents: WHEREAS, on the 0day of , 1911, the Contractor entered into a written contract with the Owne for furnishing materl.a.s, supplies, and equipment not furnished by the Owner, construction tools, equipment, and plant, and the performance of all necessary labor, for and in connection with the construction of certain improvements described in the att&c:,+d contract documents; and WHEREAS, it was a condition of the contract award by the Owner that these prese►.`R be executed by the Contractor and Surety; NOW, THEREFORE, if the Contractor shall, in all particulars, well, duly, and faithfully observe, performs and abide by each and every covenant, condition, and part of the said contract, and the conditions, specifica- tions, drawings, and other contract documents thereto attached or, by reference made a part thereof, according to the true intent and meaning in each case, then this obligation shall be null and void; otherwise it shall remain in full force and effect, PROVIDED FURTHER, that if the Contractor shall fail to pay all just claims and demands by, or in behalf of, any employee or other person, or any firm, association, or corporation, for labor performed or materials, supplies, or equipment furnished, used, or consumed by the Contractor or his sub- contractors in the performance of the work, then the Surety will pay the full value of all such claims or demands in any total amount not exceeding the amount of this obligation, together with interest as provided by law. THE UNDERSIGNED SURETY, for value received, hereby agrees that no extension of time, change in, addition to, or other modification of the terms of the contract or work to be performed thereunder, or of the specifications or other contract document, shall in any way affect its obligation on this bond, and the Surety does hereby waive notice of any such extension of time, change, addition, or modification. v • (DENTON, TEXAS - 4688 ) 4 (INDUSTRIAL WATER SUPPLY - D-10) P8-1 IN TESTIMONY IMEREOF, the Contractor has hereunto set his hand and tha Surety has caused these presents to be executed in its name and its corporate seal to he affixed by its attorney-in-fact at -D.Cl 3 TQK(~' yon this the 28~ day of a►~! 1971. ELM FORK CONi TR. CO. INC. SEAL) (SURETY Co ANY By~ (Attorney-in-fact) (SEAL) L' ~c+rfc~o S haw, ~ By .~sQn Ma~nM. TuMI~lr (State Represent tive (Accompany this bond with attorney-in-fact's authority from the Surety Company certified to include the date of the bond.) • (DENTO.N, TEXAS 4688 (INDUSTRIAL. WATER SUPPLY - D-10) PS-2 GENERAL C% DITIONS (W.1 CONTRACT IH)CU*.NTS. It 1s understood and agr^ed that the Advertise- ment, Instructlu1is to Bidders, Proposal, Proposal Data, Contract Agreement, Perfurriance Bond, General Condittuns, Special Conditlojvi, Specifications, Drawings, Addenda, and Change Orders, all as issued by the Owner, and speci- fications and engineering data furnished by the ContrarL or and approved by the Owner, are each included in this Contract and tha work shall l.e done in accordance therewith. GC.2 DEFINITIONS. Words, phrases, or other expressions used in these con- tract documents shall have meanings as follows: 1. "Contract" or "contract documents" shall Include the items enumerated above under CONTRACT DOCUMENTS. 2. "Owner" shall mean the City of Dentin, Texas, designated in the Contract Agreement as "Parry of the: First Part", acting through its Public Utilities Board and City Council and their duly authorized agents. All notices, letters, and other communication directed to the Owner shall be addressed and delivered to Municipal Building, Denton, Texas. 3. "Contractor" shall mean the corporation, company, partnership, firm or i.dividual, named and designated in the Contract Agreement as the "Party of the Second Part", who has entered into this Contract for the performance of the work covered ' thereby, and its, his, or their duly authorized representatives. 4. "Subcontractor" shall mean and refer only to a corporation, partnership, or individual having a direct contract with the Contractor for performing work covered by these contract documents. 5. "Engineer" shall mean the engineer or engineers designated, appointed, or othe-&vise employed or delegated by the Owner, or their duly authorized agents, such agents acting within the scope of the particular duties entrusted to them in each case. 6. "Official acceptance" shall mean the Owner's written accept- ance: of all work performed under this Contract, based on the :ngJneer'a final inspection and issuance of a final payment certificate. w (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 031571 L+ -1 7. "Date of contract", or equivalent words, shall mean the date written in the first paragraph of the Contract Agreement. 8. "Day" or "days", unless herein otherwise expri:;sly defined, shall mean a calendar day or days of twenty-four hours each. 9. "The work" shall mean the equipment, supplies, materials, labor, and services to be furnished under the contract and the carrying out of all duties and obligations imposed by the contract documents. 10. "Plans" or "drawings" shall mean all (a) drawings furnished by the Owner as a basis for proposals, (b) supplementary drawings furnished by the Owner to clarify and to define in greater detail the intent of the contract plans and specifications, (c) drawings submitted by the successful bidder with his proposal and by the Contractor to the Owner, as approved by the Engineer, and (d) drawings submitted by the Owner to the Contractor during the progress of the work as provided for herein. 11. Whenever in these contract documents the words "as ordered", "as directed", "as required", "as permitted", "as allowed", or words or phrases of like import are used, it shall be understood that the order, direction, requirement, permission, or allowance of the Owner or Engineer iri intended only to the extent of fudging com- pliance with the terms of the contract; none of these terms shall imply the Owner or the Engineer has any authority or responsibility for supervision of the Contractor's forces or coi.tstruction operations, such supervision and the sole responsibility therefor being strictly • reserved for the Contractor. 12. Similarly the words "approved", "reasonable", "suitable", "acceptable", • "proper", "satisfactory", or words of like effect and import, unless otherwise particularly specified herein, shall mean approved, reasonable, suitable, acceptable, proper, or satisfactory in the judgment of the Owner or EnoiN}>'i r•i s, i,-•nt providei in "ll" above. 13. Whenever in these contract documents the expression "it is understood and agreed", or an expression of like import is used, such expression means the mutual understanding and agreement of the parties executing the Contract Agreement. GC-3 LEGAL ADDRESS. Both business address of the Contractor given In the pro- posal and the Contractors office in the vicinity of the work are hereby desig- nated as the places to which all notices, letters, and other communication to the Contractor will be mailed or delivered. The address of the Owner appearing in Article CC.2 is hereby designated as the place to which all notices, let- ters and other communication to the Owner shall be mailed or delivered. Either party may change the said address at any time by an instrument in writing de- livered to the Engineer and to the other party. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) CC-2 021071 GC.4 EXNCUTION OF CONTRACT DOCUMENTS. Four copies of the contract docrmlents will be prepared-by the Engineer. Copies of enFineerin rni or other documents Ctil shed by the Contractor, which -ire requiredctolbeoin- corporated in the contract shall be supplied. All copio.5 will be submitted to the Contracter and thr, Contractor shall exe- cute the Contract Agreement, insert executed copies of the required bonds and power of attorney, and submit all copies to the Owner. The date of contract on the Contract Agreement and bond forms shall be left blank for filling in by the Owner. The certification date on the power of attorney document shall be also left blank for filling in by the Owner. The Owner will execute all copies, insert the date of contract on the bonds and power of attorney, retain one copy, and forward one copy each to the Contractor, Engineer, and surety company. GC.5 VERBAL STATEMENTS NOT BINDING. It is understood and agreed that the written terms an- d provisions of this agreement shall supersede all verbal statements of representatives of the Owr.er, and verbal statements shall not be effective or be construed as being a part of this Contract. GC.6 INDEPENDENT CONTRACTOR. The relation of the Contractor to the Owner shall e_ t~ hat of an independent contractor. GC.7 ASOI NT AND SUBCONTRACTING. The Contractor shall not assign or subcontract the work, or any part thereof, without the previous written consent of the Owner, nor shall he assign, by power of attorney or other- wise, any of the money payable under this Contract unless written consent of the Owner has been obtained. No right under this Contract, nor claim for any money due or to become due hereunder shall be asserted against the Owner, or persons acting for the Owner, by reason of any so-calico assign- ment of this contract or any part thereof, unless such assignment has been authorized by the written consent of the Owner. In case the Contractor is permitted to assign moneys due or to become due under this Contract, the instrument of assignment shall contain a clauue subordinating the claim of the assignee to all prior liens for services rendered or materials supplied for the performance of the work. Should any subcontractor fail to perform in a satisfactory manner the work undertaken by him, his subcontract shall be immediately terminated by the Contractor upon notice from the Owner. The Contractor shall ce as fully responsible and accountable to the Owner for the acts and omissions of his subcontractors, and of persons either directly or indirectly employed by them, as tie is for the acts and emissions of persons directly employed by him, Nothing contained in this Contract shall create any contractual relation between any subcontractor and the Owner. (DENTON, TEXAS - 4688 ) (INDUSTRIAL. WATER SUPPLY - D-10) 021071 CC-3 GC.8 AUTHORITY OF THE ENGINEER. The Engineer shall be the Owner's represen- tative to coordinate the design and engineering for the work. The Engineer will make all necessary explanations and interpretations regarding the meaning and intent of the contract documents. Upon requc.~t by the Owner, the Engineer will render dec:l%lons regarding the performance, quality and scope of the wrck included in 1hc• contract and will advise thc Owner regarding proposed conti-e t changes. If, in the opinion of the Contractor, a decision made by the, Engineer is not In accordance with the meaning and intent of the contr.rlt, the Contractor wiy file with the Engineer and the Owner, within 30 d,ry.i after receipt of tho decision, a written objection to the decision. Frlluru to file an ob- jection within the allotted time will be considered as acceptance of the Engineer's decision and the decision shall become final and conclusive. The Engineer's decision and the filing of the written objection thereto shall be a condition precedent to the right to request arbitration or to start action in court. It is the intent of this agreement that there shall be no delay in the execution of the work, and the decision o° the Engineer shall be promptly observed. GC.9 ENGINEERING INSPECTION. The Owner may appoint such inspectors as he deems proper, to inspect the work performed for compliance with the plans wid specifications. The Contractor shall furnish all reasonable assistance required by the inspector for the proper inspection and examination of the work. The Contractor shall obey the directions and instructions of the in- spector when they are consistent with the obligations of this Contract. Should the Contractor object to any order given by an inspector, the Con- tractor may make written appeal to the Owns for his decision. Inspectors and other properly authorized representatives of the Owner or Engineer shall be free at all times to perform their duties, and any attempted intimidation of one of them by the Contractor or his employees shall be suf- ficient reason to terminate the contract if the Owner so decides. Such inspection shall not relieve the Contractor from any obligation to perform the wotk strictly in accordance with tire plans and specifications. Work not so constructed shall be removed and replaced by the Contractor at his own expense. GC.10 NO WAIVER OF RIGHTS. Neither the inspection by the Owner or Engineer or any of their officials, employees, or agents, nor any order by the Owner or Engineer for payment of money, or any payment for, or acceptance of, the whole or any part of the work by the Uaner or Engineer, nor any extension of time, nor any possession taken by the Owner or Its employees, shall operate as a waiver of any provision of this Contract, or of any power herein re- served to the owner, or any rig~.t to damages herein provided, nor shall any waiver of any breach in this Contract be held to be a waiver of any other or subsequent breach. {DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) GC-4 021071 GC.11 STANU,1RD SI)ECiFICATI_ONS. Reference to standard niecifications of cuay technical sncicty, organization, or association, or to codes of local or State duth)riticS, shall mean the latest standard, cede, specification, or ti.ntotivc >pvcifiration adupted and published at tliv date of taking bids, unless !,pccificaliy stated otherwise. GC.12 PA'Pi:hlS, Royalties and fees for patents covering, materials, articles, apparatus, dcviccs, equIpment or process used in the witp, shall be included in the contr;vA ,urrOUnt. The Contractor shall satisfy :rlI demands that may be made at any lime for such royalties and fees, and lit' '-11111 be liable for anv (inmage or cl:rhos for patent infringcmentc. The Conlr: 1,,r shall, at his own cost and expcnr;c, defend all suits or prucccdingS that miry be instituted against tare Owner for infringement or alleged infring(-rru nt of any patents involved in tie work and, in case of an award of damagert, the Contractor shall pay such award. Final payment to the Contractor by the Owner will not be made while any such suit or claim remains unsettled. GC.13 LAWS AND ORDINANCES. The Contractor shall observe and comply with all ordinances, laws, and regulations, and shall protect and indemnify the owner and the Owner's officers and agents against any claim or liability arising from or based on any violation of t1.2! same. GC.14 DEFENSE OF SUITS. In case any action in court is brought against the Owner or Engineer or any officer or agent of either of them, for the failure, omission, or neglect of the Contractor to perfom any of the covenants, acts: matters or things by this Contract undertaken; or for injury or damage caused by the alleged negligence of the Contractor or his agents; the Contractor shall indemnify and save harmless the owner and Engineer and their officers and agents from all losses, damages, costs, expenses, judgments, or decrees whatever arising out of such ac- tion. GC.15 TAXES, PEMITS, AND LICENSES. Unless otherwise specified in these contract documents, the Contractor shall pay all sales, use, excise, and other taxes that are lawfully assessed against the Owner or Contractor in connection with the work under this Contract and shall obtain and pay for all licenses required for the pork. The Owner will obtain all permits required for the work. I, The Contractor will be compensated for any increase in tax rates, license fees, or any new taxes, or licenses imposed after the date of the proposal; provided however, that this provision shall be limited to sales, use, and excise taxes assessed against the completed work and to licerses required specifically for the proposed work. GG.16 SCOPE, NATURE, AND INTENT OF SPECIFICATIONS AND PLI.M. The speci- fications and plans are intended to supplement, but not necessarily duplicate each other. Any work exhibited in the one and not in the other shall be executed as if it had been set forth in both so that the work will be com- pleted accor.iing to the complete design as determined by the Engineer. (DENTON, TF,XAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) GC-5 021071 Should anything which is necessary for a clear understanding of the work be omitted from the specifications and plans, or should It appear that various instructions are in conflict, the Contractor shall secure written instruc- tions frexn the Engineer before proceeding with the work rffected by such omissions or discrepancies. It is uncerstood and agrt,oil that the work shall be performed according to the true intent of the contract documents. Wlien equipment or material furnished by tt._ Contractor r:innot be installed as specified or as shown on the plans, Uie Contractor i;hall, without extra cost to the Owner, make all modifications required to i,-openly install the equipment or material. Such modifications shall be snf,lect. to the approval of the (honer and the Engineer. GC. 17 FIGURED DIMENSIONS TO GOVEPV. Dimensions and vlevetions shown on the plans shalt be accurately followed even though they differ from scaled measurements. No work shown on the plans, the dimensions of which are not indicated, shall be executed until necessary dimensions have been obtained from for '..,bineer. GC.18 CONTRACTOR TO CHECK PLANS AND SCHEDULES. The Contractor shall check all dimensions, elevations, and quantities shown on the plans and schedules given to him by the Engineer, and shall notify the Engineer of any discrepancy between the plans and the conditions on the ground, or any error or omission in plans, or in the layout as given by stakes, points, or instructions, which he may discover in the course of the work. The Contractor will not.bp' allowed to take advantage of any error or omission in the pla;is or contract iocuments. Full instructions will be furnished by the Engineer should su^h error or omission be discovered, and the Contractor shall carry out such instructions as if originally specified. GC.14 MATERIALS AND EQUIPMENT. Unless specifically provided otherwise in each case, all materials and equipment furnished for permanent Instal- lation in the work shall conform to applicable standard specifications and shall be new, unused, and undamaged whan installed or otherwise in- corporated in the work. No such material or equipment shall be used by the Contractor for any purpose other than that intended or specified, unless such use is specifically authorized by the Engineer in each case. All required tests in connection with approval of source of materials shall be made at the Contractor's expense by a properly equipped labora- tory of established reputation whose work and testing facilities are ac- ceptable to the Owner and approved by the Engineer. Any change in origin or method of preparation or manufacture of a material being routinely tested rill require new tests and approval thereof. Reports of all tests shall be furnished to the Engineer or Owne, in as many copies as required. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) CC-6 021071 GC.20 BEGINNING, PROGRESS. AND TIME OF OOMPLETION OF WORK_. Unless other- specified the Contractor shall begin work under this Contract within 10 days after the date designated in a written order from the Owner to begin work. The rate of progress shall be such that the work will be completer, In ;accordance with the terms of the contract on or before the termination of the construction period n,.med in the Contract Agreement. The Contractor shall furnish the Owner a detailed schr,llule setting forth the proc_crdurc he proposo.-s to follow and giving the datr,n hr expects to :;tuft ,urd to complete separate portions of the work. If In the opinion of the owner proper progress is not being maintained, e hanges shrill be made in the Contractor's operations to assure proper pro;,rr.ss. GC.21 fliND_RANC_ES AND DELAYS. The Contractor expressly :r,,rees that the construction period named in the Contract Agreement Includes allowance for all hindrances and delays incident to the work. No claim shall be made by the Contractor for hindrance3 or delays from any cause during the progress of the work, except as provided under SUSPENSION OF WORK and EXTENSIONS OF TIME. GC.22 EXTENSIONS OF TIME. Should the Contractor be delayed in the final completion of the work by any act or neglect of the Owner or Engii;-er, or of any employee of either, or by any other contractor employed by the Owner, or by strike, fire, or other cause outside of the control of the Contrac- tor and which, in the opinion of the Owner or Engineer, could have been neither anticipated nor avoided, then an extension of time sufficient to compensate for the delay, as determined by the Owner or Engineer, will be granted by the Owner; provided that the Contractor gives the owner prompt notice in writing of the cause of delay in each case and demonstrates that he has used all reasonable means to minimize the delay. Extensions of time will not be granted for delays caused by unfavorable weather, unsuitable ground conditions, inadequate construction force, or the failure of the Contractor to place orders for equipment or materials sufficiently in advance to insure delivery when needed. GC.23 LOSSES FROM NATURAL CAUSES. All loss or damage arising out of the nature of the work, or from the action of the elements, or from floods or overflows, or from ground water, or from any unusual obstruction or diffi- culty, or any other natural or existing circumstance either known or un- foreseen, which may be encounterr.d in the prosecution of the work, shall be sustained and borne by the Contractor at his own cost and expense. GC.24 MODIFICATIONS. The Contractor shall modify the work whenever so ordered by the Owiner and such modifications shall not affect the validity of the contract. Modifications may involve increase4 or deerfases In the amount of the work for which appropriate contract price adl:,,tment will be made. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) GC-7 021071 Except for minor changes which involve no contract price adjustment or other monetary consideration., and with the exception of adjustments of estimated quantities for unit price work or materials uw conform to actual pay quantities, all modifications sh,n11 he made under the authww- rIty of duly Uxcw uted 0 h;11 nrder8 h: stivd and slKnUd by i 1w IMncr :ind accepted and sil;nUd by the Cuo motor. GC.24.1 Extra Work. If a modification Increases the :dnount of thU work, and the adduct work or any part thcrcof is of a typo and cl;,ir;wcter which can properly and fairly be classified under one or mor4 will price items of the proposal, then the added work or part thereof shall be paid for according to the amMlat. actually done and at the appllcnblo unit price or prices. Otherwise, such work shall be paid for as hur,inafter provided. G~iims for extra work will not be paid unless the work covered by such clams was authorized in writing by the Owner and the Contractor shall not have the right to prosecute or maintain either an arbitration pro- ceeding or an action in court to recover for extra work unless his claim is based upon a written order from the Owner. Payments for extra work shall be based on agreed lump sums or on agreed unit prices whenever the Owner and the Contractor agree upon such prices before the extra work is started; otherwise, payments for extra work shall be based on actual field cost plus the specified percentage allowance. For the purpose of determining whether proposed extra work will be autho- rized, or for determining the payment method for extra work, the Contrac- tor shall submit to the Owner, upon request, a detailed cost estimate for proposed extra work. The estimate shall show itemized quantities and charges for all elements of direct cost. Charges for the Contractor's and subcontractor's extra profit, extra general superintendence, extra field office expense, and extra overheads shall be shown, as a percentage addition to the total estimated net cost. Unless otherwise agreed upon by the Contractor and the Owner, such percentage additions shall be 15 per cent for the extra work performed by the Contractor's own forces or 20 per cent for extra work performed by a subcontractor. When payment for extra work is based on actual field cost, the Contrac- tor will be paid the actual field cost plus an allowance of 15 per cent if the extra work is performed by the Contractor's own forces or 20 per cent if the extra work is performed by a subcontractor. The allowance will be paid as full compensation for the Contractor's and subcontractor's extra profit, extra general superintendence, extra field office expense, extra overheads, and all other elements of extra cost not defined herein as actual field cost. (DENTON$ TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) GC-8 021071 The actual field cost shall include only those extra costs for labor and material expended in direct performance of the extra work and may include: a. The actual payroll cos[ of all workmen such riff lrnhorers, mechanics, craftsmen, and forl.aen b. fhe Contractor's or subcontractor's net cost flit materials and supplies c. The rental charge for vehicle, and construction equipment d. The transportation charges for equipment e. The charges for extra power, fuel, lubricants, water, and special services f. The charges for extra payroll taxes, bond premiums, and insurance premiums The form in which actual field cost records are kept, the construction methods, and the type a•,d quantity of equipment used shall be subject to the Owner's or Eng{.seer's approval. Construction equipment which the Contractor has on the job site and which is of a type and size suitbble for use in performing the extra work shall be used. The hourly rental charges for equipment shall not exceed one-half of one per rent of the latest applicable Associated Equipment Distributors published monthly rental rates and shall apply to only the actual time the equipment is used in performing the extra work. When extra work requires the use of equipment which the Contractor does not have on the job site, the Contractor shall obtain the approval. of the owner or Engineer before renting or otherwise acquiring additional equipment. The rental charges for the additional equipment shall not exceed the latest applicable Associated Equipment Distributors published rental rates. GC.24.2 Decreased Work. If a modification decreases the amount of work to be done, such decrease shall not constitute the basis for a claim for damages or anticipated profits on work affected by such decrease. Where the value of omitted work is not covered by applicable unit prices, the Owner or Engi- neer shall determine on an equitable basis the amount of (a) credit due the Owner for contract work not done as a result of an authorized change, (b) allowance to the Contractor for any actual loss incurred in connection with the purchase, delivery, and subsequent disposal of materials or equipment required for use on the work as planned and which could not be used in any part of the work as actually built, and (c) any other adjustment of the contract amount where the method to be used in making such adjustment is not clearly defined in the contract documents. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) CC-9 021071 Unless otherwise agreed upon by the Owner and the Contractor, the credit due the Owner for reductions In the amount of work to be done shall be the estimated field cost of the deleted wurk plus :in ovonc(-ad allowance of : 'f'(.-n per cent of the estimated field cost if the Wl)fH w.Js to have been done by the Contractor's own forces, or Fifteen per cent of the estimated field cost if the work was to have been done by a subcontractor. Field costs referred to above shall include the category of costs herein- before listed as actual field costs, Items "a" to "f" inclusive of the paragraph entitled "Extra Work". CC.25 ARBITRATION. Before bringing any action in ccirt pertaining to a decision of the Engineer, the objector (hereinafter referred to as Party A) to the decision shall first offer to arbitrate the question with the other party to the contract (hereinafter referred to as Party B) by notifying him in writing and setting forth in such notice the ques- tion to be arbitrated. Party B can elect to arbitrate or not. If Party B agrees to arbitrate he shall so advise Party A in writing within 10 days after receipt of Party A's notice. Notice by Party B that he does not wish to arbitrate or failure of Party B to notify Party A within the 10 day period will give Party A the right to start action in court. If Party B agrees to arbitrate, Party A shall choose an arbitrator and shall notify Party B of the name of the arbitrator within 10 days after receipt of Party B's notice. Party B shall notify Party A in writing within 10 days after receipt of the said notice that the arbitrator named by Party A shall act as sole arbitrator or shall name an additional arbitrator. If Party B names an additional arbitrator, then the arbitrator named by Party A and the arbitrator named by Party B shall choose a third arbitrator. The arbitrator or arbitrators shall act with promptness. In the case of three arbitrators, the decision o;' any two shall be binding on both parties to the contract, as shall that of a single arbitrator if the dispute is submitted thereto as heretofore provided. The decision of the arbitrator or arbitrators may be filed in court to carry it int-) effect, if necessary. If they consider that the case so demands, the arbitrator or arbitrators are authorized to award the party whose contention is sustained such scan or sums as they may deem proper for the time, expense, and trouble incident to the appeal, and if the appeal was taken without reasonable cause they i (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER slli'rLY - D-10) CC-10 021071 may award damages for any delay occasioned thereby. '[lie- arbitrators shall receive reasonable ccmpensation for their services. The arbitrators shall assess the costs and charges of the arbitration upon either or both parties. The decision of the arbitrators must be made in writing ;curl shall not be open to objection on account of the form of proceedings ur award. If for any reason, after the said notices h.,-;o been duly O vcn by Party A ;111(1 Party B, the arbitrators appointed shall be unable (jr shall fail to act with reasonable promptness in appointing a third arbitrator, Party A (or, if he does not do so within a reasonable time, Party b') may request a judge of the United States District Court who regularly holds court in the district in which the site of the work, or any part thereof, is located, to appoint the third arbitrator. If it appears Lo the JudKe that the two arbitrators originally appointed were unable or failed to act with reason- able promptness in appointing a third arbitrator, the may appoint the said third arbitrator and such an appointment shall constitute a conclusive determination that the arbitrators originally appointed were so unable or failed to act with reasonable promptness and, if the said judge acted at the request of Party B. that Party A did not make such request within a reasonable time. If for any reason after the arbitrator or arbitrators have been duly ap- pointed, the arbitrator or arbitrators shall be unable or shall fail to act with reasonable promptness in reaching a decision regarding the ques- tion submitted to arbitration, Party A (or, if he does not do so within a reasonable time, Party B) may request a judge of the United States District Court who regularly holds court in the district in which the site of the work, or any part thereof, is located, to appoint three new arbitrators to act hereunder. If it appears to such judge that the ar- bitrator or arbitrators originally appointed were unable or failed to act with reasonable promptness in reaching a decision regarding the ques- tion submitted to arbitration, he may appoint three new arbitrators to act hereunder and c.uch an appointment shall constitute a conclusive de- te.7nination that a.he arbitrator or arbitrators originally appointed were so unable or failed to act with reasonable promptness, and, if the said judge acted at the request of Party B, that Party A did not make such request within a reasonable time. If for any reason a third arbitrator, or three new arbitrators shall not be appointed by a judge of the United States District Court under the circumstances hereinabove described, or if three new arbitrators are so appointed and are unable or fail to act with reasonable promptness in reaching a decision regarding the question submitted to arbitration, then the arbitration procedure shall be deemed to have failed, and the parties shall be free to assert their rights in the same manner as if they had not agreed to submit the question to arbitratl~m. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) CC-1) 021071 If the above agreement to submit questions of dispute to arbitration Is not enforceable under the l,iw of applieahle .jurisdiction, etch such ques- tion after it has arisen may, by ,ngreement of both parties, he submitted Lo 'JrbltraLion in the m..inner set forth above. the Contractor shall not cause a delay of the work during any arbitration proceedings, except by agreement with the Owner. It is understood ;,nd agreed by the parties to the contract that no requirement or statement herein shall be interpreted as curtailing the power of the Engineer to determine the amount, quality, and acceptability of wgtrk and materials. GC.26 RICHT OF OWNER TO TERMINATE CONTRACT. If the w(irk to be done under this Contract is abandoned by the Contractor; of if this Contract is :assigned by him without the written consent of the Owner; or if the Contractor is ad- ,fudged bankrupt; or if a general assignment of his assets is made for the benefit of his creditors; or if a receiver is appointed for the Contractor or any of his property; or if the Contractor is violating any of the condi- tions of this Contract, or he is executing the same in bad faith or other- wise not in accordance with the terms of said contract; or if the work is nct substantially completed within the time named for its completion or within the time to which such completion date may be extended; then the Owner may serve written notice upon the Contractor and his surety of the Owner's intention to terminate this Contract. Unless within S days after the serving of such notice, a satisfactory arrangement is made for contin- uance, this Contract shall terminate. In the event of such termination, the surety shall have the right to take over and complete the work, pro- vided that if the surety does not commence performance within 30 davs, the Owner may take over and prosecute the work to completion, by con- tract or otherwise. The Contractor and his surety shall be liable to the Owner for all excess cost sustained by the Owner by reason of such prosecution and completion. The Owner may take possession of, and utilize in completing the work, all materials, equipment, tools, and plant on the site of the work. GC.27 SUSPENSION OF WORK. The Owner reserves the right to suspend and reinstate execution of the whole or any part of the work without invali- dating the provisions of the contract. Orders for suspension or reinstate- ment of work will be isqued by the Owner to the Contractor in writing. The time for completion of •_he work will be extended for a period equal to the time lost by reason of the suspension. Extra costs and expenses which are caused by work suspensions ordered by the Owner will be paid by the Owner to the Contractor. CC.28 GUARANTEE. The Contractor guarantees that the equipment, materials and workmanship furnished under this Contract will be as specified and will be free from defects for a period of one year from the date of final payment. In addition, the equipment furnished by the Contractor shall be guaranteed to be free from defects in design. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) CC-12 021071 i Within the guarantee period and upon notification of the Contractor by the fkdner, the Contractor shall prt)ript ly make ai t ne(edo l :al lostrrrc•nts, repal rs or replacc-acnts arising, nut of defocts which, III the Judj,nu at of tlu• P.ngi- neor or the Owner. t)ccorw necuss.rry diu'inf~ nuclr pcrio41• 7hc cost of ali i1mLerkil,;, port::, lnhor, tr:mn;pnrl.rllun, r,upervision, spc~:ial tools and supplier; retiuirei1 for roplac4rmcnt nl pmts, repair of parts, or co m e *ion of abnormalitirrs :;hall be paid by the Cnntr;rctrr, ,ir by hi,s uruLy or, it the tcrrv, of the Performance eeirid (when a hand Is provided). iire Cuntr:rrtor also extends the Terris of this yuarantc,' In cover repaired p.rrts and all replacement parts furnished under the y,unrrmtce provisions for a period of one year from the date of their instailotion. If within to days after the Owner gives the Contractor notice of a de- fe failure, or abnormality of :e work, the Contractor neglects to make, or undertake with due diligence to make, the neccs2a ry repairs or adjustments, the Owner `s hereby authorized to make the repairs or ad- justments himself or order the work to be done by a third party, the cost of the work to be paid by the Contractor. In the event of an emergency where, in the judgment of the Owner, delay would cause serious loss or damage, repairs or adjustments may be made by the Owner, or a third party chosen by the Owner, without giving notice to the Contractor, and the cost of the work shall be paid by the Contractor, or ',y his surety under the terms of the Performance Bond (when a bond is provided). GC.29 CLAIMS FOR LABOR AND MATERIALS. The Contractor shall indemnify and save harmless the Owner from all claims for labor and matetials fur- nished under this Contract. When requested by the Owner, the Contractor shall submit satisfactory evidence that all persons, firms, or corpora- tions who have done work or furnished materials under this Contract, for crhich the owner may become liable under the laws of the state, have been fully paid or satisfactorily secured. In case such evidence is not fur- nished or is not satisfactory, an amount will be retained from money due the Contractor which in addition to any other sums that may be retained will be sufficient, in the opinion of the Owner, to meet all claims of the persons, firms, and corporations as aforesaid. Such sum shall be retained until the liabilities as aforesaid are fully discharged or satisfactorily secured. Before final acceptance of the work by the Owner, the Contractor shall submit to the Owner in duplicate rr votarized ;iffidavit stating that all subcontractors, vendors, persons, or firms who have furnished labor or materials for the work have been fully paid and that all taxes have been paid. A statcmr?nt from the surety shall also be submitted consenting to the making of the final payment (when n Performance Bond is provided). (DENTON, TEXAS - 4683 ) (INDUSTRIAL WATER SUPPLY - D-10) GC-13 021071 r: CC-30 00NTRACrOR's BREAKDOWN ESTIMATE. If the cowl:::ct Is based on a lump sL'm bid, or contains one or more lump su- 11:rms t~,r which partial payments ar,, desired, the Contractor shall prepare and sul,m[t to the Engineer for approval a breakdown estimate covering each hemp sun'. Item. The estimate shall be broken down Into FPC accounts and 11'(; peoperLy units. Each breakdown estimate, showing the v,ilue of each kicid of w:)rk, shall be approvod by the Engineer before nny partial payment 11,l111aLe is prepared. Such items as bond premitmi, temporary cowO rw tlnn facilities, and plant may f>t; listed separately In the breakdown e:,i iraate, provided that their costs can be substanLiited. the stun of the Items listed in Cie breakdown ostlmatc r.hrll equal the contract lump sum price or prices. Overhead and profit shall not be listed as separate items. An unbalanced breakdown estimate providing for overpayment of the Con- tractor on items of work which would be performed firsL will not be accepted. Breakdown estimates shall be revised and resubmitted until acceptable to the Engineer. GC.31 INSURANCE. The Contractor shall secure and maintain throughout the duration of this Contract insurance of such types and in such amounts as may be necessary to protect himself and the interests of the Owner against all hazards or risks of loss as hereinafter specified. The form ~,nd limits of such insurance, together with the underwriter thereof in each case, shall be approved by the Owner but, regardless of such approval, it shall he the responsibility of the Contractor to maintain adequate insurance coverage at all times. Failure of the Contractor to maintain adequate coverage shall not relieve him of any contractual responsibility or obligation. Satisfactory certificates of insurance shall be filed with the Owner prior to starting any construction work on this Contract. The certifi- cates shall state that 16 ~aays tEerW notice will be given to the Owner before any policy covered thereby is changed or canceled. GC.31.1 Workmen's Compensation and Employer's Liability. This insurance shall protect the Contractor against all claims under applicable state workmen's compensation laws. The Contractor shall also be protected against claims for injury, disease, or death of employees which, for any reason, may not fall within the provisions of a workmen's compensation law. This policy shall include an "all states" endorsement. The liability limits shall not be less than the following: Workmen's compensation Statutory Lmployer's liability $100,000 each pers•,n (DEMO:;, TEXAS - 4683 ) (INDUSTRIAL WATER SUPPLY - D--10) GC-14 021011 Y: GC.31.2 Comprehensive Automobile Liabili~. This insurance shall be written in comprehensive form and shall protect the Contractor against all claims for injuries to members of the public and damage to property of others arising from the use of motor vehicles, and shall cover opera- tion on or off the site of all motor vehicles licensed for highway use, whether they are owned, nonowned, or hired. The liability limits shall not be less than the following: Bodily injur, $250,000 each person $500,000 cacti occurrence Property damage $100,000 each occurrence GC.31.3 Comprehensive General. Liability. This Insurance shall be written In comprehensive form and shall protect the Contractor against all claims arising from injuries to members of the public or damage to property of others arising out of any act or omission of the Contractor or h=s agents, employees, or subcontractors. In addition, this policy shall specifically Insure the contractual liability assumed by the Contractor under the fore- going paragraph entitled "Defense of Suits". To the extent that the Contractor's work, or work under his direction, may require blasting, explosive conditions, or underground operations, the com- prehensive general liability coverage shall contain no exclusion relative, to hlasting, explosion, collapse of buildings, or damage to underground property. The liability limits shall not be less than the following; Bodily injury $250,000 each person $500,000 each occurrence Property $500,000 each occurrence $500,000 aggregate GC.31.4 Builder's Risk. This insurance shall be written in completed value form and shall protect the contractor, the Owner, and the Engineer t,gainst risks of damage to buildings, structures, and materials and equipment not otherwise covered under installation floater insurance, from the perils of fire and lightning, the perils included in the standard extended coverage endorsement, and the perils of vandalism and malicious mischief. The amount of such insurance shall be not leas than the insurable value o1' the work at completion less the value of the materials and equipment insured under in- stallation floater insurance. Equipment shall be insured under installation floater Insurance when the aggregate value of the equipment exceeds $10,000. (DENTON$ TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) GC-15 021071 If the work does not include the construction of building structures, this builder's risk insurance may be omitted providing the Installation floater insurance fully covers all work. Builder's risk insurance shall provende for losses to he payable to ehe Contractor, the Cramer, and the Engineer as their interests may appear and shall contain a waiver of subrogation rights against the insured parties. CC.31.5 Installation Floater. This insurance shall protect the Contrac- tor, the Owner, and the Engineer from all insurable risks of physical loss or damage to materials and equipment not. otherwise covered under builder's risk insurance, while in warehouses or storage areas, during installation, during testing, and after the work is completed. It shall be of the "all risks" type, with coverages designed for the circumstances which may occur in the particular work included in this Contract. 1'he coverage shall be for an amount not less than the value of the work at completion, less the value of the materials and equipment insured under builder's risk insurance. The value shall include the aggregate value of the Owner-furnished equipment and materials to be erected or installed by the Contractor not otherwise insured under builder's risk insurance. Installation floater insurance shall provide for lossert to be payable to the Contractor, the Owner, and the Engineer as their interests may appear, and shall contain a waiver of subrogation rights against the insured parties. If the aggregate value of the Owner-furnished and Contractor-furnished equipment Is less than $10,000 such equipment may be covered under builder's risk insurance, and if so covered this installation floater insurance may be omitted. Certificates of insurance covering installation floater insurance shall quote the insuring agreement and all exclusions as they appear in the policy; or in lieu of certificates, copies of the complete policy may be submitted. CC.32 ESTIMATES AND PAYMENTS. On or about the `fifteenth day of each month, the Engineer will make an estimate of the value of the work done and of unused materials stored on the site. The estimated cost of repairing, replacing, or rebuilding any part of the work or replacing materials which do not conform to the plans and specifications will be deducted from the estimated value. The Contractor shall furnish to the Engineer such detailed information as he may request to aid in the preparation of monthly estimates. After each estimate has been approved by the Owner, the Owner will pay to the Contractor 90 per cent of the estimated value leas any previous payments. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 031571 CC-16 Payments for materials stored on the site shall be based only upon the actual cult of surh materials to the Contractor and shnil not Include any overhead or profit to the Contractor. After official appro/al and ACCeptvnCe of the work by l;rc• Owner, the Engineer will be authorized to prepare a final estimate of the work done under this Contract. Preparation of the final vHtlmale will not he authorized until the affidavit and statement requir(.41 lrz the para- graph ent-itled Claims for Labor and Mnterinls" have hr,n received. The final estimate will be submitted to the (?'.finer within JU days after its preparation has been authorized. The Owner w111, within 30 days thereafter, pay the entire sum found to be due rafter deducting all amounts to be retained under any provision of this Contract. * rC 33 irl+litt £ O it 1r iSEt A1TS. O11 0> b~ ~i ~ ! tCe~tath da3~ c ac#; .tPO04 V. ' > hk : .nl raia~or &hz311 4A) ~v: t~ta >ar ~tteat >to a#? r~va .sit aut gr t o.:. XXXXX edditios littd~diictldtJS to tix~i waxks~Leteei dux#n ls}~teceQ#;n spat. x 16. tt aftl~ pt$nitd, ddclitlt~ ad~ltcr #csh;: heettlst4rGd'1 41t rhatr #neurr.ttte;,an sa~4t~ ~tl2s~PJes~ to a+7;atisK. Upon completion of the work, a single change order wil! be issued by the Engineer setting forth the net amount of the additions and deduc- tions to the work. The net amount of the additions and deductions shall be deducted from the 4 per cent change order allowance specified under the Instructions to Bidders, and the balance, if any, shall be credited to the owner. GC.34 RELEASE OF LIABILITY. The acceptance by the Contractor of the last payment shall be a -release to the owner and every officer and agent thereof, from all claims and liability hereunder for anything done or furnished for, or relating to the work, or for any act or neglect of the Owner or of any person relating to or affecting the work. k Deleted for Contract. Refer to Article 1 in Basis of Contract Award, (UESTCS, 1!:XAS - 4688 ) (INDUSTRIAL HATER SUPPLY - D-10) GC-17 031571 i 1 SPECIAL CONDITIONS SC-1 GENERAL. These Special Conditions are nontechnlc•al in nature and shall supplement the General Conditions in the administratHn and regu- lation of field construction work performed under these specifications. SC.2 ENGINEER'S DRAWINGS AND SPECIFICATIONS. The Contractor will be furnished five sets of all drawings including revision: thereto and ten copies of the specifications without charge. Additional sets of drawings and revisions thereto and additional copies of specifications may be obtained by payment of printing, handling, and mailing costs. All draw- ings and specifications shall be returned to the Engineer upon completion of the work. SC.3 PROJECT COORDINATION. The coordination of all field construction will be wider the direction of the Owner. The Owner will be responsible for coordinating work between various con- tractors and for resolving any conflicts between contractors regarding scheduling or coordination. The time of completion is of the essence of this Contract and the Con- tractor shall be responsible for performing his work in accordance with the specified construction schedule. If at any time the Contractor's work is behind schedule, the Contractor shall increase his forces, work overtime, or otherwise accelerate his operations to comply with the schedule and the Contractor shall put into effect definite procedures for getting the work back on schedule. The proposed procedures shall be subject to the Owner's approval or modification. The procedures adopted shall be put into effect immediately. The Owner will not be responsible for the assignment of personnel or obtaining materials or supplies, or for any other services ro the Con- tractor except the coordination of work between contractors and as speci- fically set forth in the contract documents. SC.4 CONTRACTOR'S OFFICE AT SITE OF WORK. During the performance of this Contract, the Contractor shall maintain a suitable office at or near the site of the work which shall be the headquarters of a repre- sentative authorized to receive drawings, instructions, or other communi- cation or articles. Any communication given to t,ie waid representative or delivered at the Contractor's office at the site of the work in his absence shall be deemed to have been delivered to the Contractor. Copies of the plans, specifications, and other contract doccruents shall be kept at the Contractor's office, at the site of the work, available for use at all times. (DENTON, TEXAS - 4688 } (INDUSTRIAL WATER SUPPLY - D-10) SC-1 021071 SC.S CONTRACTOR'S SUPERVISION AT THE SITE. The contractor shall furnish adequate management, supervisory, and technical personnel on the site to insure expeditious and competent handling of all matters related to the work. A superintendent experienced in major construction of the type specified, and who is a permanent member of the Contractor's organization, shall be a resident at the project throughout the construction. The superintendent shall be fully authorized to act for the Contractor Ind to receive what- ever orders may be given for the proper prosecution of the work or notices in connection therewith. The Contractor's field organization shall include an experienced staff of qualified technical personnel to handle on-site engineering, planning, and direction of all field word.. SC.6 SUBCONTRACTS. It is the intent of these specifications that toe Con- j traztor shall perform the majority of the work with his own forces and under the management of his own organization. Specific portions of the work may be subcontracted only by subcontractors who have. been listed in the Proposal Data and who are approved by the Owner as provided it the General Conditions. All subcontractors shall be directly responsible to the Contractor and shall be unde: his general supervision, All work per- formed under subcontracts shall be subject to the same contract provisions as the work performed by the Contractor's own forces. SC.7 CHARACTER OF WORKMEN. The Contractor shall employ only workmen who are competent to perform the work assigned to them and, in the case of skilled labor, who are adequately trained and experienced in their respective trades and who do satisfactory work. Whenever the owner shall notify the Contractor that any man on the work is, In his opinion, incompetent, unfaithful, or disorderly, or who uses threatening or abusive language, to any person representing the Owner when on the work, such man shall be immediately discharged from the work and shall not be re-employed thereon except with the consent of the Owner. SC.8 COOPERATION WITH OWNER. In the evont that it is necessary to either interrupt the power supply or to impose abnormal operating conditions on the Owner's utility system, such procedure must be approved by the owner and a complete.. understanding and agreement must be reached by all parties concerned, well in advance of the time scheduled for such operation, and such understanding shall be definite as to date, time of day, and length of time required. All work shall be scheduled to suit the Owner's con- venience, taking into consideration the factlities and requirements at all times during construction. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) SC-2 021071 i i The Contractor shall be rCajuu~lbi.' for paying all regular and premium time labor costs arising from the ne-essity to perform work which affects the Owner's system facilities at times other than regular working hours. SC.9 RELATIONS WITH OTHER CONTRACTORS. V,e Contractor shall cooperate with a21 other contractors who m ybe 'pcrfor,ing work in behalf of the owner and workmen who may be employed by the O..-ner in the vicinity of the work under this Contract, and lie shall cunduct MS operations to minimize interference with the work of such contractors or workmen. The Ccntrae- tor shall promptly make good, at his own expense, ony injury or damage that may be sustained by other Contractors or en.ployees of the owner at his hands. Any difference or conflict which may arise between the Con- tractor and other contractors, or between the Contractor and workmen of the owner, in regard to their work shall be resolved as determined by the Owner or Engineer. If the work of the Contractor is delayed because of any acts or omissions of any other contractor, the Contractor shall have no claim against the Owner on that account other than an extension of time. Whenever there is interference with work under other contracts, the owner or Engineer shall decide the manner in which the work shall proceed under each contract. SC.10 SUNDAY, HOLIDAY, AND NIGHT WORK. No work shall be done between 6;00 p.m. acid 7:00 a.m. nor on Sundays or legal holidays without the written approval of the Owner. However, emergency work may be done without prior approval. SC.I1 _MHODS OF FIELD OPERATION. Vie Contractor shall inform the Owner or Engineer in advance concerning his plans for carrying out each part of the field work. If at any time the Contractor's plant or equipment or his methods of executing the work appear to the Owner or Engineer to be, in- adequate to insure the required safety, quality, or rate of progress of the work, the Owner or Engineer may order the Contractor to increase or improve his facilities or methods and the Contractor shall promptly comply with such orders; but neither compliance with such orders nor failure of the Owner or Engineer to issue such orders shall relieve the Contractor from his obligation to secure the degrees of safety, the quality of work and the rate of progress required by this Contract. The Contractor alone shall be responsible for the safety, adequacy, and efficiency of his plant, equipment, an.I methods. Any method of work suggested by t,ne Owner or Engineer, but not specified, shall be used at the risk Lnd responsibility of the Contractor and the Owner and Engineer will assume no responsibility therefor. Approval by the Owner or Engineer of any plan or riethod of work proposed by the Contractor shall not relieve the Contractor of any responsibility therefor, and such approval shall not be considered as an assumption of (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-1.0) SC-3 021071 any risk or liability by the Owner or Engineer, or any officer, agent, or employee thereof. The Contractor shall have no claim because of the failure or inefficiency of any plan or method so approved. SC.12 EMERGENCY PROTECTION. Whenever, in the opinion of the Owner, the Contractor has not taken sufficient precaution for the safety of the public or the protection of the work to be constructed under this Con- tract or of adjacent structures or property, and whenever, in the c-anion of the Owner, an emergency has arisen and immediate nctlon is considered necessary, then the Owner, with or without notice to the Contractor, may provide suitable protection by causing work to be done and material to be furnished and placed. The cost of such work and material shall be borne by the Contractor, and, if the sari is not paid on presentation of the bills therefor, such costs may ! deducted from any amounts due or to become due the Contractor. Th .rformance of such emergency work shall not relieve the Contract r of ponsibility for any uamage which may occur. SC.13 UNFVORABLE CONSTRUCTION CONDITIONS. During unfavorable weather, wet ground, or ocher unsuitable construction conditions, the Contractor shall confine his operations to work which will not be affected adversely thereby. No portion of the work shall be constructed under conditions which would affect adversely the quality or efficiency thereof, unless special means or precautions are taken by the Contractor to perform the work in a proper and satisfactory manner. SC.14 REJECTED WORK AND MATERIALS. The Contractor, up ,.)n written notice from the Owner, shall remove from the premises all work and materials rejected as defeztive, unsound, improper, or in any way failing to con- form to the requirements of the contract documents. The Contractor shall at his sole expense make good all work damaged by such removal and shall promptly replace materials damaged or improperly worked by him and re- execute his own work in accordance with the contract. If the Contractor does not remove his rejected work and materials within 10 days after written notice, t,ie Owner may remove and replace such work and materials at the Expense of the Contractor. SC,15 ?URCHASE ORDERS. The Contractor shall submit to the Engineer two copies of each purchase order for all materials and equipment furnished under the^s specifications for incorporation in the permanent construction. Each purchase order shall show the vendor's name, manufacturer's name, materials, type, model number, size, quantity, accessory list, and re- quested delivery date of the material and equipment ordered. The pur- chase order copies shall be submitted to the Engineer before or at the time when they are issued to the vendor. (DENTON, TEXAS - 4688 ) (INDUSTRIkh WATER SUPPLY - D-10) SC-4 021071 SC.16 U.S. MATERIALS. To the extent possible, materJlils and equipment (including components thereof) furnished under these specifications shall be produced, processed, manufactured, and assembled within the United States of America. Substitution of foreign materials for domestic mate- rials will not be permitted unless such substitution is clearly stated in the proposal and accepted by the Owner. ?C.17 FIELD RECORDS, The Contractor shall maintain at his office on the site up-to-date copies of all drawings, specifications, and other contract documents and supplementary data, complete with latest revisions thereto. In addition, the Contractor shall maintain a continuous record of all field changes and, at the conclusion of the work, shall incorporate all such changes on the drawings and other engineering data and shall submit the required number of copies thereof to the Owner and the Engineer. SC.18 LINES AND GRADES. All work shall be done to the lines, grries, and elevations shown on the drawings. The Contractor shall provide suitable equipment and competent workmen who shall locate and lay out the work. Basic horizontal and vertical control points will be established or designated by the owner or Engineer. These points shall be used as datum for work under this contract. The Contractor shall provide experienced instrument men, competent assis- tants, and such instruments, tools, stakes, and other materials required to complete survey, layout, and measurement work. In addition, the Con- tractor shall furnish, without charge, competent men from his force and such tools, stakes, and other materials as the Owner or Engineer may re- quire in establishing or designating control points, in establishing construction easement boundaries, or in checking survey, layout, and measurement work performed by the Contractor. i The Contractor shall keep the Owner or Engineer informed, a reasonable time in advance, of the times and places at which he wishe--,to do work, so that horizontal and vertical control points may be established and any checking deemed necessary by the Owner or Engineer may be done with minimum inconvenience to the Owner of Engineer and minimum delay to the Contractor. Any work done without being properly located may be order.d removed and i replaced at the Contractors expense. SC.19 PRESERVATION OF MONUMENTS AND STAKES. The Contractor shall care- fully preserve all monuments, bench marks, reference points, and stakes. In case of his destruction thereof, the Contractor will be charged with the expense of replacement and shall be responsible for any mistake or (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) SC-; 021071 loss of time that may be caused. Permanent monuments or bench marks which must be removed or disturbed shall be protected until they can be properly referenced for relocation. The Contractor shall furnish mate- rials and assistance for the proper replacement of su,:h monuments or bench marks. SC.20 SAFETY AND ACCIDENT PREVENTION. It shall be the Contractor's re- sponsibility to maintain, throug t the construction period, a safety and accident prevention program which meets the requirements of Federal, State, and local codes, and of a)1 other authorities having jurisdiction over this work. As a supplement to requirements of such authorities, the "Manual of Accident Prevention in Construction" published by the Asso- ciates General Contractors of America, Inc., is recommended as a guide for safety and accident prevention. In accordance with generally accepted construction practices, the Con- tractor shall be solely and completely responsible for conditions of the job site, including safety of all persons and property during performance of the work. This requirement will apply continuously and not be limited to normal working hours. Neither the Engineer's nor the owner's construction review of the Con- tractor's performance is intended to include review of the adequacy of the contractor's safety measures, in on or near the construction site. All personnel shall wear hard hats at all times when they are in the con- struction area. SC.21 FIRE PROTECTION. Only work procedures which minimize fire hazards to the extent praccicable shall be used. Combustible debris and waste materials shall be collected and removed ;'rom the site each day, an pro- vided hereafter under CLEANLINESS. Fuels, solvents, and other volatile or flammable materials shall be stored away from the corstruction and storage areas in well marked, safe containers. Good housekeeping is essen- tial to fire prevention and shall be practiced by the Contractor through- out the construction period. The Contractor shall follo•a the recommenda- tions of the ACC "Manual of Accident Prevention in Constr+ -lion" regarding fire hazards and prevention SC.22 CLEANLINESS. S, All trash, debris and waste materials shall be removed from the site and disposed of by the Contractor. Waste material shall be promptly removed from the site, and shall not be allowed to accumulate, All trash and debris shall be hauled to the City Dump which is located approximately seven miles from the electric generating station site. Promptly upon the completion of the construction work, all scrap, trash, and waste materials and debris resulting from work, under this Contract shall be removed from the site. All Contractor-owned facilities, mate- rials and construction plant shall be removed from the site. (DENTON, TEYAS - 4688 ) (INDUSTRIAL EATER SUPPLY - D-10) 021071 SC-b SC.23 SECURITY. The Contractor shall be responsible for all material and equipment in his custody or placed in construction by him. Security methods shall be employed as required to insure the protectlon of such material and equipment from theft, vandalism, fire, and all other damage and !.oss. SC.24 PROTECTION OF WORK. The Contractor shall be nolely responsible for the protection of his work until its final acceptance by the Owner. The Contractor shall have no claim against the Owner or the Engineer be- cause of any damage or loss to the Contractor's work, and shall be re- sponsible for the complete restoration of damaged work to its original condition complying with the specifications and drawings. In the event the Contractor's work is damaged by another party, not under his supervision or control, the Contractor shall make his claim directly with the party involved. If a conflict or disagreement develops between the Contractor and one of ",e other contractors concerning the responsi- bility for damage or loss Lj the Contractor's work, the conflict shall be resolved as provided under RELATIONS WITH OTHER CONTRACTORS in these Special Conditions. Such conflict shall not be cause for delay in the restoration of the damaged work. The Contractor shall restore the work immediately and the cost thereof will be assigned pending the resolution of the conflict. SC.25 COST BREAKDOWN. The Contractor shall prepare and submit to the Engineer for approval a breakdown estimate of the total price as stated in the Contract Agreement. The breakdown estimate shall be prepared as specified in the General Conditions. The Engir.::er's approval of said estimate shall be obtained before the first pr,yment estimate is prepared. Upon request, additional information concerning erection quantities and costs shall be made available to the Engineer for accounting purposes. 4C.26 INDEPENDENT TESTING LABORATORY. Laboratory testing specified in the technical requirements shall be done by an independent testing laboratory approved by the Owner or the Engineer. The laboratory shall be retained by the Contractor and all costs for laboratory services shall be paid by the Contractor. SC.27 LOCAL SUPPLIERS AND SUBCONTRACTORS. Whenever possible, the Con- tractor shall purchase materials from local suppliers and award subcontracts to local subcontractors. SC.28 STARTUP AND INITIAL OPERATION. The Contractor shall render all services and do all work required to place each item of equipment installed by him, including all auxiliaries, piping, and wiring, In operating con- dition to the satisfaction of the Owner and Engineer. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) SC-7 021071 The contractor shall provide all workmen required, in the opinion of the Owner or Engineer, to make adjustments and correct deficiencies during the initial equipment startup testing, checking and operation. The owner will furnish and the Contractor shall apply all oils, greases, and other lubricants required to place permanent equipment in condition ready for operation. The Contractor shall provide all temporary instrumentation and gauging devices required during startup and trial operation of equipment and systems which he has installed. All rotating machinery shafts shall be in as nearly perfect alignment as shall be fwhichrwouldctendvtovshortenn, practicable. Rotating ndcotheryconditions overheating bearings, a parts the life of the machinery. roper alignment$ cleaned and lubricated 8before the $ shall be checked for r prop equipment is initially started. Full compliance with eaci equipment manufacturer's specifications aland ignmentrmeasurementslshall berfurnishedito of records showing all the owner and the Engineer. SC.29 CONSTRUCTION PLANT AND TEZV ORARY FACILITIES. Unless otherwise specified, the Contractor shall furnish all construction plant, utilities, and temporary facilities and ofltheuworknbutmwiichawillanotsbe incorporated are required for r prosecution in the completed work. All temporary structures and facilities f+irnished by the Contractor shall remain the property of the Contractor. When the work is completed, all such temporrshallubeurestoreditoiitsioriginal conditions from the site and the area All construction plant and facilities shall be in first-class condition and shall be of the proper type and size to adequately perform maintained The plant and facilities shall be regularly ficient operation. Plant and throughout the work to insure proper, ef tl andireplacedshall be promp Y facilities which are~n removedefromimproperly or modified, repaired, SC.29.1 Tem orar Sana ther'usesforathesContractorfor his subcontractors houses, warehouses, c- shall be provided by the Contractor using materials, design, and constru tion approved by the Engineer. Suitable construction trailers may be used in lieu of temporary structures. Such structures or trailers shall be placed only in locations assigned by the owner or the 5ngineer. 2 Utilities. The Contractor shall air, and furnish telep for telephone servict, water, compressed the prosecution of the work. (DENTON, TEXAS - 4688 ) SC-8 (INDUSTRIAL WATER SUPPLY - D-10) 021071 i SC.29.3 Sanitary Facilities. The Contractor shall furnish and maintain saniu.ry facilities, including chemical toilets, for the use of all persons engaged in work under this Contract. The Contractor shall comply with all regulations of akSencies having juris- diction with respect to sanitation. Any facilities or methods failing to meet these requirements shall be corrected immediately. SC.30 RICHTS-UF-WAY. The necessary casements and H P,hts-of-way for the pipeline will be provided by the Owner. The Contractor shall confine his construction operations to the Immediate vicinity of the location shown on the drawings, and shall use due care In placing construction tools, equip- ment, excavated materials, and pipeline materials and supplies, so as to cause the least possible damage to property and interference with traffic. SC.30.1 On Private Pr_opcrty. Easements across private property will be as designated by the Owner or Engineer. The boundaries of construction easement across private property will be marked with stakes set by the Owner. The stakes shall be protected and maintained by the Contractor until completion of backfillins, and cleanup. If it is necessary or destrab.e that the Contractor use land outside of the owner's easement, the Contractor shall obtain consent from, and shall execute a written agreement with, the owner and tenant of the land. The Contractor shall not enter for pipe delivery or occupy for any other purpose with men, tools, equipment, construction materials, or with materials excavated from the pipe trench, any private property outside the 4esignated construction easemant boundaries without written permission from the owner and tenant. SC.30.2 Work Within ili$hwajr and Railroad Riyhts.of-Way. All work per- formed, and all operations of the Contractor, his uapluyees, or his sub- contractors, within the limits of railroad and highway rights-of-way shall be in conformity with the req,iirements, and be under the control (through the Owner) of the railroad or highway authority owning, or having juris- diction over and control of, the ri,h,-of-way in each case. SC-31 PROTECTION OF PUBLIC A?1D PRIVATE PROPERTY. The Contractor shall protect, shore, brace, support, and maintain all underground pipes, con- duits, drains, and other underground construction uncovered or otherwise affected by the construction work perfo.-med by him. All pavement, surfac- ing, driveways, curbs, walks, buildings, utility poles, guy wires, fences, and other surface structures affected !,y construction operations, together with all sod and shrub, in yards and parkings, shall be restored to their original condition, whether within or outside the easement. All placements shall be made with new materials. The Contractor shall obtain liability releases from all affected property owners as specified hereinafter under LIABILITY RELEASE. (DENION, TEXAS - 4688 ) (INDUSTRIAL, WATER SUPPLY - D-10) 031571 ' SC-9 au trees shall be removed uutsfdc of [lrc pcro,a,ient y,.T. nt, except where E I nee r. authorized by the Owner es Ing arils Whenever pr.~rlicr,blc the Contractor shall G:neel beneath trees n yards and parkings whr~n 1)n or near the line of trench. Eland excavation shall be employed as nece,isary to prevent Injury to =tees. Trees left standing shall be adequately protected agaii,st damage by construction uperations. The Contractor shall be responsible for all d.vnae streets, s, highways, shoulders, ditches, embankments, culverts,obridges, andaother public or private property, regardless of locati6n or character, which may be ep,lsed by transporting equipment, materials, or men to or from the work or any part or site thereof, whether by him or his subcontrac- tors. The Contractor shall make satisfactory and acceptable arrangements with the owner of, or the agency or authority having Jurisdiction over, the damaged property concerning its repair or replacement or payment of costs incurred in connection with the damage. All fire hydrantE and water control valves shall be kept free from obstruc- 71on and available for use at all times. SC.32 FENCES, All existing fences which interfere with the construction operations shall be maintained by the Contractor until the completion of the work affected thereby, unless written permission is obtained from the owner of the fence to leave the fence dismantled for an agreed period of time. Where fences must be maintained across the construction easement, adequate gates shall be installed. Cates shall be kel.t closed and locked at all times when not in use. On ca-pl~rio„ of .he work across any tract of land, the Contractor shall restore all fences %o their original or to a better condition. SC-32.1 Treatment Plant Fence. Openings in the Sewage Treatme:t Plant and Power Plant fence shall be closed at the end of cash -_,a king day to maintain plant security. SC.33 MAINTENANCE. OF TW{FFIC. The Contractor shall conduct his work so as to interfere as little as poseible with public travel, whether vehicu- lar or pedestrian. Whenever it is necessary to cros5, obstruct, or close roads, driveways, and walks, whether public or priviate, the Contractor shall, at his own expense, provide and maintain suitable and safe bridges, detours, or other temporary expedients for the accommodation of public and private travel, and shall give reasonable notice to owners of private drives before interfering with them. Such maintenance of traffic will not be required when the Contractor has obtained permission from the owner and tenant of private property, or from the authority having juris- diction over public property involved, to obstruct traffic at the desig- nated point, (DENTON$ TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 021071 SC-10 In making open cut street crossings, the Contractor rball not block more than one-hall of t'ifi street at a Llmc. Whenever rof,snlblo the Contractor shall widen the shoulder or, the opposice side to facilitate traffic flow. Terporary surfacin; sha:i be p!,oiluvd as accessary ou shoulders. SC.33.I Temrora~j Bridges. ;uhstantial bridges shall be constructed by, iutd at the expense of, the Contrnc•tor at all points where it Is necessary to maintain traffic across pipeline consLruction. Bridges in public streets, roads, and highways shill be acceptable to tho authority having jurisdiction thereover. Bridges erected in private roads and driveways shall be adequate for the service to which they will be sub- jected. Bridges shall be provided with substantJal guard rails and with suitably protected approaches. Foot bridges shall be not less than 4 feet wide, provided with handrails r,td uprights of dressed lumber. Bridges shall be maintained in place as long as the conditions of the work require their use for safety of the public,, except that when necessary for the proper prosecution of the work In the immediate vicinity of u bridge, the bridge may be relocated or temporarily removed for such period as the Owner or Englneer may permit. SC.33.2 Detours, Where required by the ac.cl-ority having jurisdiction thereover that traffic be maintained ,:+ver eny construction work In a public street, road, or highway, and the traffic cannot be maintained on the alignment of the original roadbed or pavement, the Contractor shall, at his own expense, construct and maintain a detour around the construc- tion work. Each detour shall include a bridge across the pipe trench and all necessary barricades, guard rails, approaches, lights, signals, signs, and other devices and precautions necessary for protection of the work and safety of the public. SC.34 BARRICADFS AND LIGHTS. All streets, roads, highways, and oth^r public thoroughfares which are closed to traffic shall be protected by effective barricades on which shall be placed acceptable warning signs. Barricades shall be located at the nearest Intersectinb public highway or stree* on each side of the blocked section. All open trenches and other excavattons shall be provided with suitable barriers, signs, and lights to the extent that adequate protection i,: provided, to the public. Obstructions, such as material piles and equip- ment, shall be proy:tded with simflar warning signs and llghtn. All barricades and obstructions shall be illuminated by means of warning j lights from sunret to sunrise. Materials stored upon or alongside public streets arid hLghwayo shall be so placed, and the work at all times shall be so conducted as to cause the minimum obstruction and inconvenfence to the traveling public. (DENTON, TEXA: 4688 ) (INDUSTRIAL WATER S'.)TPLY _ D-10) SC-11 021071 All barricades, signs, lights and other protective devices shall be installed and maintained in conformity with applicable statutory re- quirements and, where within railroad and highway rightri-of-way, as required by the authority having jurisdiction theree,ver. SC.35 UNDERGROUND 1NSTALI.ATIONS. Existing known underground installations ouch as water imtins, gas mains, sewers, telephone linen, power lines, and buried structures in the viCI lty of the work ten be dune hereunder are Indicated on the dr.-M rugs. Generally, service connections are not indicated on the drawings. The Contractor shall be solely responsible for locetiny, fill existing underground installations, including service connections, in advance of excavating or trenching, by contacting the owners thereof and prospect- ing. The Contractor shall use, his own information and fih:.ll not rely upon any information shown on the drawings concerning existing under- ground installations. Any delay, additional work, or extra cost to the Contractor caused by existing underground installations shall not con,tititute a claim for extra work, additional payment, or damages. SC.36 DAMAGE TO EXISTING PROPiICH. The Contractor will be held respon- sible for iny damage to existing structures, work, roateri.,ls, or equip- ment br:cause of his operations and shall repair or replace any damaged structures, work, materials, or equipment co the satisfaction of, and at J no additional cost to, the Owner. The Contractor 9hall protect all existing structures and property from damage and shall provide bracing, shoring, or other work necessary for such protection. SC.37 110ND MR CQNSTRUCTION PLR_Y_O,'i;:. The Contractor will be pnrmitted to use available land belonging to thw owner, on or near the site of the work, for construction purposes and for the storage of materials and equipment. The location and extent of the wrens so used shall be as designated by the Owner. The Contractor shall be solely responsible for obtaining and shall pay all costs in connection with any additiurial work area, storage sites, access to the site, of t(-mpotary right-of-way which may be required for proper completion of t1w. work. (DENT011, TEXAS - 4683 ) (INDUSTRIAL WATER SUPPLY - D-10) 031571 SC-12 r:~ It shall be understood that the responsibility for protection and safe- keeping of equipment and materials on or near the site will be entirely that of the Contractor and that no claim shall be made against the Owner by reason of any act of nn employee or trespasser. It shall be further understood that should any occasion arise necessitating access to the sites occupied by these stored materials and equipment, the Contractor owning cr responsible for the stored materials jr equipment shall immediately move same. No materials or equipment may be placed upon the property of the Owner until the Owner has agreed to the location contcrnplated by the Con- tractor to be used for storage. SC.38 RfCE1jff,9 HANDLING, AND STORAGE. The Contractr,,)r shall be re- sponsible for the prompt unloading of all equipment or material to be unloaded under these specifications and shall pay all demurrage incurred. The Contractor shall handle all equipment and materia.s carefully to prevent damage or loss, and shall store them in an orderly manner. SC.38.1 Storage. Stored equipment and materials shall be adequately suppand orted proteLted to as n aodamage. as construction wihlll be moved foundation prevent onto its permit. Stored materials and equipment shall not be allowed to contact the ground. SC.38.2 Stora a Schedules. Except as otherwise specified, the storage method to be used for various materials and equipment shall be determined as follo"S. Equipment and materials which incorporate electrical equipment or which have finish painted surfaces, and other items which would be damaged by outdoor exposure, shall be stored indoors. All small l -se items which could be easily lost, stolen, broken, or misused shall be stored indoors. All other equipment and materials shall be stored on open platforms or shoring. SC.39 LIABILITY RELEASE. At the conclusion of construction operations in the vicinity of effected private property owners, the Contractor shall obtain signed liability releases from such property owners. The liability release shall note the Owner's satisfaction with Contractor restoration work on fences, drives, landscaping, and similar items affected by the work. The liability releases shall further state that acceptance of the Contractor's work shall be a release to the Owner and c,very officer and agent thereof from all future claims and liabilities related to the work. The form and wording of the liability release shall be approved by the Owner and the Engineer before submittal to the various property owners. (DENrON, TEXAS - 4688 ) SC-l3 (INDUSTRIAL 14ATER SUPPLY - U-10) 0210'71 f SC.40 F MI, INSPECTION. When the work has been substantlal.ly completed and at a time mutually agreeable to the Owner, Fngineer, Fnd Contractor, the Engineer will make a final inspection of the work and report to the owner his findings as to the acceptability and completeness of the work. i I _-,•arri,s.7.,rwoarK~~W~i►ia~rwaY4-syt~rerM'~~ _ . (DENTO?ll TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) SC-14 021071 ro. r -S~7s of a y.,C~~[M1 i, a, J 71 Yr[ ~.,'jK PART 1 - GENERAL. REQUIREMENTS f TABLE OF CONTENTS page thru Page lA-1 Section lA - DESCRIPTION AND SCOPE OF T1lE WORK lA-2 lA-1 1A.1 General lA-1 1A.2 Work Included Under Chase specifications 1A,3 Work Not incl+lded Under Thtse Specifications JA-2 1A.4 Construction Schedule 18-1 Section 1B - DRAWING SCHEDULE llt-1 1B.1 General 18.1 1B.2 Drawings LCrl 1G-2 Section 10 - ENGINEERING DATA IC-1 1001 General 1C-1 1062 Procedures 1C.3 `Aanufactureris Instructions and Ports Lists 1C-2 ID-1 1p..3 Section 1D - GENERAL EQUIPMENT SPECIFICATIONS iD,l General 1D-1 1D,2 Equipment to be Furnished 1D-1 1 1D,3 Drawings and Data ID-1 1D,4 Specifications and Standards 1D-1 1D,5 Component parts 1D-2 1D.6 Factory Assemrly ID-2 1Dd Shop Coating 1D-2 1D48 Protection 1D-3 1D,9 Alignment and Sal8nce Errors 1P-3 1D,10 Correction of Manufacturing 1D-3 1D111 Lubrication 1D-3 iD,12 Coupling Guards 1D-3 1D,13 Equipment Bases (DENTONj TM.Mg 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) xCl-l' 031571 Section lA - DESCRIPTION 'AND SCOPE OF THE WORK IA.1 GENERAL. This section covers the general project description of the scope and general requirements for the work under these specifica- tions designated industrial Water Supply. The industrial Water Supply for the Denton, Texas, Municipal Electric Generating Station will include the construction of a tsystem to carry water from the sewage treatment plant to the power plant lake for makeup water in the cooling towers. Major components of the work will be a pressure pipeline complete with pumps, intake and outfall structures, enlargement of existing lake, and rerouting of existing gravity drain lines at the lake site. A railroad aiding will be available at the power plant site for delivery of equipment and materials. 1A.2 WORK INCLUDED UNDER THESE_ SPECIFICATIONS. The work under these specifications shall include al] materials and services to perform the construction complete in accordance with the specifications, drawings, and other eentract documents, except as specifically excluded herein under WORK NOT INCLUDED UNDER THESE SPECIFICATIONS. Major components of the work under these specifications are: Earthwork and trenching Reinforced concrete Drainage piping Miscellaneous metals Pressure piping Vales and accessories Pumps Underground raceways Electrical erection and connections The above explanations e:nd listiaga are intended to give a general definition of the scope of the wark under these specifications, and shall not be construed to be an itemized listing of each element of work re- quired. The Contractor shall be responsible for construction of complete facilities, confotming in all reapectl to the details and requiremento of tha speciiiLatione, drawings and other contract documents. 1A.2.1 Contractor-furnished '~aaterials, Manpower, and Services. The Con- tractor shall provide all :nat cials and equipment which will be pc:nenently incorporated in the work; all labor, supervision, technical direction, administration and management; and all construction plant and services. (DENTON, TEXAS - 4688 ) lA: l (INDUSTRIAL, WATER SUPPY - D-10) 021071 1A.3 WORK NOT INCLUDED UNDER THESE SPECIFICATIONS. In addition to the work under these specifications, the Owner has awarded or will award separate contracts for an addition to the existing power plant which will be directly associated with the work under these specifications. The Owner will furnish the water for testing the drainage and pressure pipelines and will also drain the existing lake at the power plant. Transformers will be installed by the owner to provide a 460 volt, 3 phase, 60 hertz power supply. Part of the work listed hereinbefore will be in progress concurrently with the work under these specifications. The Contractor shall coordi- nate his activities and ~.ooperate with the other contractors, the Owner, and the Engineer in the best interest: of the project. 1A.4 CONSTRUCTION SCHEDULE. The work shall be started immediately after award of contract and shall be completed on or before the number of calendar days listed in the Proposal. (DENTON, TEXAS - 4688 ) ]A-2 (INDUSTRIAL WATER SUPPLY - D-10) 031511 v~M Section lb - DRAWING SCHEDUI,E lb .1 CENERAI,. This section lists the drawings, plans and schedules which have been prepared tcandcscthe work hedules shall`bebcossideredeaipart cati~~ns. These drawings, plans of the contract. IB.2 DRAWINGS. The contract drawings are marked "Issued !or Construction Bids - D-; and dated March 15, 1971. 'Citle Draw-' vt No• 010-2 1 PLAN AT SEWAGE TRF.AIMENT I'I.ANC DIO-202 PLAN AND PROFILE - P.I. NO. i TO P.I. NO.;2 DIO-203 PLAN AND PROFILE - P.I. NO. 2 TO P.I. NO. 4 DIO-204 PLAN AND PROFILE - Y.I. NO. 4 TO F.I. NO. 6 D10-•205 PLAN AND PROFILE - P.I. NO. 6 TO ?.I. NO. 8 * D3.0-206 PLAN AT POWER PLANT DIO-207 PIPING PLAN - SEWAGE CREATMENT PLANT AREA DIO-208 PIPING PLAN - POWER PLANT AREA D10-209 PIPING SECTIONS AND DETAILS DIO-210 STRUCTURES PLAN - SECTIONS AND DETAILS * DIO-211 STRUCTURES PLAN - SECTIONS AND DETAILS D10-212 ELECTRICAL PLAN AND DETAILS DIO-213 ELECTRICAL PLAN AND DETAILS +These drawings revised and reissued with Addendum 1 (DENi'ON, TEXAS - 4688 18-1 (INDUS'CRIAL WATER SUPPLY - D-10) 031571 ,;e_ctl~ n 1C - FNGIIIEERING DATA 1~ ] tIENFRAI.. ibis section covers the requirements rL id procedures fc:' submittal of engineering data. Engineering, data covering all equipment and fabricatod materials to be furnished under this Contract shall be submitted to thrs Engineer for approval. These data shall include drawings and deve.-rti rvindtoperrmation in sufficient detail to show the kind, size, arrange' Ii, of component materials and erform~ce'chthe external ciirt,:!r-k.ions, aracteristics;rin?ldimensionsoneeded to d ss required; p p for tnsnstal7al'ation and correlation swith howing essential submitted shall include drawing, B e proposed by the Contractor and all required wiring and piping layouts. No work shall be performed in connection with the fabric ri or r rianu ia^_ture of materials and equipment, nor shall any rether~ior have sponsibility been ap_ pro ed, except at until the drawings own riand sk and data 1C.2 PROCEDURES. Submittal procedure shall be according to the following paragraphs. Your copies of each drawing and necessary data shall be submitted to the EnSi:eer. Each drawing or data sheet shall be clearly marked with the name o; the project, the Contractor's name, and ere` ran esp to spare su- b ted, . submitted, the he applicablparagraphs and e Items shall be indicated When the drawings and data are returned marked APPROM) 6r mberiofDaFOR The nu- DISTRIBUTION, additional copies shall be submitted. will not exceed ( onal copiee will be determined by the F`ng[neer, but eight. ',Then the drawings and data are returned marked APPROVFD A.9 11OTE.D, the changes shall be made as note thereon and shall be submitted. The number of copies Will but will not exceed twelve. When the drawings and data are returned marked RETIIPT1 D FOR CORRECTION, the corrections shall be made as noted thereon and as instructed by the Engi- neer and four corrected copies resubmitted. The Engineer's review of drawings and data submitted by the Contractor fic;i will cover only general dimen ions whichaaf'plans fect thde puns andllayout. conformit to ternal connections, , ]C-1 (10: TON I TEXAS) (,~XMSTRUCTION ) 022610 -~rsnhf~ The Engineer's approval of drawings returned marked APPROVED or APPROVED AS NOTED, will not constitute a blanket approval of all dimensions, quan- tities, and details of the material, equipment, device, or item shown and does not relieve the Contractor from any responsibility for errors or deviations from the contract requirements. All drawings and data, after final processing by the EilKlneer, shall be- come a part of the contract documents and the work shown or described thereby shall be performed in conformity therewith unlvan otherwise re- quired by the Owner or the Engineer. 1C.3 MANUFACTURER'S INSTRUCTIONS AND PARTS LISTS. Whore instruction man- uals are required in the detailed specifications they 811101 include speci- fications, drawings, and description of equipment; installation instructions; operating instructions; parts lists; and where applicable, test data and curves. The Contractor shall assemble one manual to include all manufacturer's instructions and parts lists required in this specification and shall be bound in Buchan Type ORL (old style) binder covered with pyroxylin impreg- nated buckram cover, manufactured by Buchan Loose Leaf Records Co., Clifton Heights, Pennsylvania. The binder shall be adjustable to permit secure compact binding. The binder cover shall be stamped with the proper Identi- fication as shown on Sheet P-802.02 bound at the end of this section. A proof of the lettering for tine cover shall be submitted for the Engineer's approval before the manual is assembled and submitted. Where applicable the information contained in the manual shall include a list of recommended spare parts with the price of each such item, and the schedule of required lubricants as recommended by the manufacturer. If the motors or equfpmesst being furnished are equipped with sealed type bearings the lubrication schedule shall so indicate. The data shall also include all nameplate information and shop order numbers for each item of equipment and component pare thereof. The instruction. manual shall contain data on the recommended and maximum allowable vibration limits of all rotating equipment. The instruction manual ahall include the weights of the assembled equipment and all subassemblies. The instruction manual shall contain a table of contents and sectl,)n dividers with index tabs for ease of reference. ThF Contractor shall furnish 12 complete and final copies of the manufac- turer's instructions and parts lists not later than 30 days prior to ship- ment of the equipment. One copy shall be sent to the Engineer and upon approval thereof, the remaining copies shall be delivered to the Owner. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 1C-2 021071 r aCITY OF DENTON, TEXAS F,11iNICI Al Ills ll:l( (ANIRATINOj ;IAlION w UNIT 5 I w INSTRUCTION BOOK z FOR NAME OF EQUIPMENT 'L O F- 4 I~ a L7 r KIAN111 A( WRF R' S NAME r w MANUF A1.1111.1 ft' S ADDRESti F w r, U 1- 4. CL' l7 1-- J r~ w 1- J W " I1L A(.K ,`i VFATCII n- ('ONSU( 11N(~ ENGINEERS c~ KANSA'i CITY, MISSOURI r l /Bac~bon e` (Front Cover) Note: Large type shall be 30 point Tempo Heavy Condensed _ All other type shall be 12 point Copperplate Mndlum Gothic TYPICAL EQUIPMENT INSTPJCTION BOOK COVER BLACK b VEATCH CITY OF DENTON. TEXAS CONSULTING ENGINEERS MUNICIPAL ELECTRIC GDEIIATINO STATION P_802,02 UNIT ~ KANSAS CITY, MISSOURI Section 1D - GENERAL EQUIPMENT SPECIFICATIONS 1D.1 GENERAL. These General Equipment Specifications shall supplement the detailed equipment specifications but in case of conflict the detailed equip- ment specifications shall govern. The motors for the equipment shall be in accordance with t!e requirements of Section 4F. 1D.2 EQUIPMENT TO BE FUW' "UED. The detailed specifications for the a uip- ment and materials to be jrnished by the Contractor are stated in the following sections included herein: Section 3B PIPING MATERIALS Section 3C VALVES AND ACCESSORIES Section 3D PUMPS Section 4A MISCELL9NEOUS ELECTRICAL EQUIPMENT Section 4C RACEWAY Section 4D CONDUCTORS Section 4E MOTOR CONTROL CENTERS Section 4F MOTORS Section 4G GROUNDING Section 411 FREEZE PROTECTION 1D.3 DRAWINGS AND DATA. Complete specifications, data, detailed drawings, ereztion drawings, and instruction manuals shall be submitted in accordance with the procedure set forth in Section 1C. 1D.4 SPECIFICATIONS AND STANDARDS. The specifications, codex, and stan- dards referenced in these specifications (including addenda, amendments, and errata) shall govern in all cases where references thereto are made. confs!lpcetcibf1etwcaeteniontjhethresefeesprenecciedfispecatciifoniscashtialonlsgo, of such difference. 1D.5 COMPONENT PARTS. Individual parts shall be manufactured to standard sizes and gauges so thrt repair parts, furnished at any time, can be installed menthsha111not have been infserviceaat anyttlmeaprior totdelivegry, exceptquip- as required by tests. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 1D-1 031571 'S A 1D.6 FACTORY ASSEMBLY. Equipment shall be shipped completely factory assem- bled ttaless specified otherwise or unless the physical size, arrangeme,-A, or configuration of the equipment, or shipping and handling limitations, make the shipment of completely assembled equipment impracticable, in which case the equipment shall be assembled and shipped as stated in tha Contractor's proposal. All accessory items shall be shipped with the equipment. Bores and crates containing accessory items shall be marked so that they nre identified with the main equipment. The contents of the boxes and crated shall also be indicated. 1D.7 SHOP COATING. Steel and iron surfaces shall be protected by suitable paint or coatings applied in the shop. Surfaces which will be inaccessible after assembly shall be protected for the life of the equipment. Surfaces shall be cleaned and prepared in the shop. All mill scale, oxides, and other coatings shall be removed. Exposed surfaces shall be finished snwoth, thoroughly cleaned, and filled as necessary to provide a smooth uniform base for painting. Surfacea to be painted after installation shall be shop )ainted with one or more coats of a primer which will protect the equipment until finish coats are applied. Shop ptimer for steel and iron surfaces shall be Cook "391-N-143 Zinc Chromate Iron Oxide Primer", Glidden "Rustmaster Primer 585", Sherwin-Williams "Red Metal Primer 49", or Tnemec "69 Red Primer". Machined, polished, and nonferrous surfaces which should not be painted shall be coated with rust preventive compound, Dearborn Chemir,al "No-Ox- Id 2W", Houghton "Rust Vetu 344", or Rust-Oleum "R41. The Contractor shall include sufficient touch-up paint in aerosol cans with each item of equipment he is furnishing. 1D.8 PROTECTION. All equipment shall be boxed, crated, or otherwise suit- ably protected during shipment, handling, and storage. Equipment having antifriction or sleeve bearings shall be protected by weathertight enclo- sures. Coated surfaces shall be protected against Impact, abrasion, discoloration, and other (.amage. Surfaces which are damaged shall be repaired. Electrical equipment, controls, and insulation shall be protected against m.i_sture an9 water damage. All external gasket surfaces and flange fa_es, cou•'.inge, ,notor pump shafts, bearings, and like items shall be thoroughly cleaned s.1(i coated with rust preventive compound as specified n) ove, and protected with suitable wood, metal, or other substantial type covering to inbure their full protection. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 1D-2 031571 Al piping and conduit connections shall be scaled with metallic or other rough usage covers to seal the interior of the equipment. All exposed threaded parts will be greased and protected with metallic or other sub- stantial type protectors. All female threaded openings shall be closed with forged steel plugs. Returnable containers and special shipping devices shall be returned by the manufacturer's field representative at the Contractcc'x expense. 1D.9 ALIGNMENT AND BALANCE, All rotating parts shall be true and well balanced. Excessive noise or vibration In the opinion of the Engtneer will be sufficient cause for rejection of the equipment. All rotating equipment shall be balanced at the factory. 1D.10 CORRECTION OF MANUFACTURING ERRORS. Equipment and materials shall be complete in all respects within the limits herein outlined. All manu- facturing errors or omissions required to be corrected in the field shall be done by the Contractor or his duly authorized representative. 1D.11 LUBRICATION, Equipment shall be lubricated by systems designed for concinuous operation and shall not require attention during startup or shut- down, or more frequently than once weekly. iD.12 COUPLING GUARDS. Guards shall be provided for protection of per- sonnel from all exposed moving and/or rotating machine elements. Guards shall be constructed from aluminum plate not less than 3/16 inch thick and expanded aluminum mesh and designed for ease of installation and re- moval. The necessary st.pports and acceccnries shall be furnished with each guard. 1D.12.1 Horizontal Shaft Equipment. Safety guards for horizontal shafts, shaft couplings, and belt sheaves, shall be of the inverted "U" design with bolted horizontal joints. Guard support bars or angles shall extend 6 inches below the coupling, and shall be supported from the frame of the machine and not the baseplate. 1D.12.2 Vertical Shaft Equipment. Safety guards for vertical shafts and shaft couplings shall. be of 360 degree construction with bolted vertical joints. 1D.13 EQUIPMENT BASES A cast iron or welded steel baseplate shall he provided for all rotating equipment which is to be installed on a cort.rete base. Each baseplate shall support the unit and its drive assembly, shall be of a neat design with pads for anchoring the units, shall have a raised lip all around, and shall have a threaded drain connection. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 031571 ID-3 1 r °.u -"1: a yd {,p i!«. we Vr,V f Y 9. n§w~ [ y`r r ip p 'a r y PART 2 - GENERAL CONSM* UCTION •TABLB (IF OONTINTfi Pa¢,e thru Page Section 2A - RAZING AND ALTERATIONS 2A-1 2A-3 2A.1 General 2A-1 2A.2 Concrete Razing 2A-1 2A.3 Storm and Drain Piping 2A-1 2A.4 Pavement Replacement 2A-1 2A,5 Resodding 2A-3 Section 2B - EARTHWORK 2B-1 2B-4 28.1 General 2B-1 2B.2 Sheeting and Shoring 2B-1 2B,3 Removal of Waver 2B-1 2B.4 Blasting 2B.5 Classification of Earth Materials 2B-1 2S.6 Freezing Weather Restrictions 2B-2 28,7 Unauthorized Excavation 2B-Z 28.8 Stabilisation 2B-2 28,9 Testing 2B-2 29610 Structure Excavation 2B-3. 28,11 Lake Excavation' L3+3 28,12 Structure A.Ackfill 2B-3 2B.13 Drainage Pills' 28,14 Maintenance and Restoration of Back9ills 226-3 B-4 28.15 Final Grading 2B-4 28,16 Disposition of Materials Sa ction 2C TRENCHING 20-1 20-6 ♦..tiy.. .+a-~;x511?^`i'"}wcI'i'.!i~?r•~ti. w?i}1.,4 ~.-►.t-?~ 2C,1 General 2C-1 2C,2 Location of Trench 2C-1 :0.3 Pipe Trench Excavation 20-1 2C.4 Road, Highway, cnd Railroad Crossings 2C-3 2C.5 Private Drive and Entrance Crossings 2C-3 2C.5 Culvert and Utility Crossings 2C,1 Cutting and Removal of Pavements and 2C-4 Surfacings 2C.8 Pipe Foundations 2C-5 2C,9 Pipe Embedment 2C -5 2C.10 Trench Backfill 2C-5 20,11 Maintenance and Restoration of Backfill 2C-6 2C.12 Disposition of Materiala (DENTON* TEXAS - 4688 ) (ItJDUSTRIA' WATER SUPPLY - D-10) TC2-1 031571 y 7?r~ ~ r( ~.~i r y"` w r ? 5 + 77 S C. Pegs tt~ru Page Sectir,a 2D - CONCRETE 2D-1 2D-7 2D.1 General 2D-1 2D.2 Cast-in-place Concrete 2D-1 2D,3 Grouting 2D-7 Section 2E - DRAINAGE PIPING 2E-1 2E-5 2E.1 General 2E-1 2E.2 Laws and Ordinances 2E-1 2E.3 Materials 2E-1 2E.4 Handling 2E-2 2E.5 General Installation Requirements 2E-2 2E.6 Location and Grade 2E-3 2E.7 Laying Pipe 2E-3 2E.8 Acceptance Tests 2E-4 Section 2F - MISCELLANEOUS METALS 2F-1 2F-5 2F.1 General 2P-1 2F.2 Drawings 2F-1 2F.3 materials 27-x1 ~ 2F.4 Fabrication 2F-l 2F.5 Welding 2F-4 2F.6 Calvaniiing 2#"3 2P.7 Erection 2F-$ i (DENTON, TEXAS - 4688 i (INDUSTRIAL WATER SUPPLY 021611 TC2-2 ■ la~a~aoo r~ Section 2A - RAZING AND ALTERATIONS 2A.1 CtNBRAL. This section covers razing, removal, and altetations of existing facilities as described herein and shown on the drawings. 'the extent and nature of razing, removal, and alteration work and the type and condition of materials to be removed shall be determined by a thurough inspection of the site and facilities. ZA.Z CONCRETE RAZING. Designated concrete structures shown on the drawings shall be gazed and removed from the site. After the concrete removal, the area shall be filled with compacted earth and finish graded to match finish grades shown on the drawings. Razed concrete shall be removed from the site and disposed of by the Contractor with the approval of the Owner. 2A.3 STORM AND DRAIN PIPING. Designated reaches of concrete and. vitri- fied clay storm and drain piping shown on the drawings shall be either abandoned or razed and removed from the site. The existing 15 inch vitrified clay storm and grain pipirig shall be rerouted around the lake as shown on the drawings. The new relocated lines shall be installed as specified in Section 2C. 2A.4 PAVEMENT REPLACEMENT. All replacement construction shall be equal to or better than the original sutfacing or structural and shall be ap- proved by the Owner or Engineer and the agency having jurisdiction there- over. This requirement shall apply equally to public and private roads, drives, entrances, and other surfaced areas and structures. Cutting of pavements and removal of surface structures shall be as specified in Section 2C. Trenches over which such surfacings are to be replaced shall be backfiiled and compacted to thr top of the trench at specified in Section 2C, and such backfill material shall be removed as required, to provide sufficient depth for surfacing material or any subbase naterial used in connection therewith. All surfacing material r.nd any subbatse material used in connection therewith shall be applied over trench backfill which bas been thoroughly settled and recompacted to the required subgrade, s'-,,Jatfon. 2A.4.1 Concrete Rep-lacement Concrete sidewalks and driveways be replaced to not less than their original thickness or 4 inches, t,..-c'never is greater. Concrete pavement shall 6 inches. Replacementcurbsandguttersrshall replaced t ihe same mini-mum crosshisectionof as the original construction. (DENTON, TF:XA.S 4688 2A-1 (INDUSTRIAL WATLR SUPPLY - D-10) 0210'71 ~s M Concrete shall be as specified in section 2D. Reinforcements shall match the original reinforcement. Concrete shall he laid on polyethylene film applied over a thoroughly compacted 6 inch crushed rock base. Surface finish of concrete pavement replacement shall conform to, and thatch as closely as passible, that of the adjacent pavement f;urface. The new concrete shall be cured by suitable m..ans approved by the Owner. Sidewalk, curb, and driveway replacement shall be made using such grooves, construction joints, and expansion joints that will duplicate the original construction. 2A.4.2 Bituminous Pavement Replacement. All bituminous pavement and sur- facing broken out or removed to connection with the work shall be replaced with hot-mixed asphaltic concrete. Asphaltic concrete shall be applied to its original thickness or to a ml.aimum thickness of 2 inches after compac- tion and shall be finished flush with the existing adjoining surfaces. The material used in, and the manner of applying, bituminous surfacing shall be such as to meet with the requirements of the controlling authori- ties and the approval of the Owner or Engineer. Bituminous pavement shall have a 6 inch pit run gratirel base or concrete whesubgreadetheat leasinches t thick. The d subgrade. The hot-Mixed asphaltic concrete shall be placed while still hot. It shall n compacted No layerr hmove all beymore wthan 2einc'ues thick til the - Ing thickness. After final compaction, the finished surface shall be smooth and true to the existing crown and grade, shall be free from low spots, depressions, or ruts, and shall be of the thickness required. An to spots or defec- tive areas shall be remedied immediately by cutting out such spots and replacing them with fresh, hot asphaltic concrete cunpacted to conform to the surrounding area and thoroughly bonded to the exfeting wearing course. 2A.4.3 Aggregate Surfacin&. Gravel, crushed rock, scrod, or other aggre- gate: surfacing in streets, driveways, and alleys shall be replaced over compacted backfill with like material to a thickness of not less than the original thickness plus 2 inches. (MiTON, TEXAS - 4688 } 2A-2 (INDUSTRIAL WAiFR SUPPLY - 11-10) 021071 2A.5 RESODDING. All established lawn areas rut by the line of trench or damaged during the work shall be resodded, after completion of con- struction, to the complete satisfaction of the property owner and the Owner or Engineer. All sod used shall be the same type as removed or damaged, shall be beat quality and, when placed, shall be live fresh growing grass with at least 1-1/2 incies of troll adharing to the roots. All sod shall be procured from areas where Boil is fertile and contains a high percentage of loamy topsoil, and from areas that have been grazed or mowed sufficiently to form a dense turf. Sod shall be transplanred within 24 hours from the tiinrr it is harvested unless stacked at its destination in .a marner satisfactory to the Owner. All sod in stacks shall be kept moist and protected from exposure to the sun and from freezing. In no event shall more than ono week elapse between cutting and planting. Before placing sod, all shaping and dressing of the areas shall have been completed to the satistacticn of the Owner. After shaping and dressing, commercial fertilizer of a type acceptable to the Owner shall be applied uniformly, in the mEnner and amounts recomneaded by ti!e manufacturer, and harrowed lightly. Sodding shall follow ivntediately. All sodding shall be done during the period from March 15 to October 1 unless written permission is given by this owner to extend the planting season. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 2A-3 021071 Section 2B - EARTHWORK 78.1 CrNERAL. This section covers 3eneral eai.ttwork arol xhall Include the necessary preparation of the construction are<<s; excavation as required; the handling, torage, transportation, and disposal. of all excavated mate- rlal; all necessary sheeting, shoring, and protection wr)rk; prepatation of subgrades; punping and dewatering as necessary oc requlrcd; backfilling; surfacing and grading; and other appurtenant work. 2B.2 SHEETING AND SHORING. The Stability of previously constructed structures and facilities shall not be impairee or endangered by exca- vation work. Previously constructed structures and facilities include both structures and facilities existing when this construction began and structures and facilities already provided under there specif1ca- tions. Hazardous and dangerous conditions shall be prevented find the safety of personnel shall be maintained. Adequate sheeting and shoring shall be provided as required to protect and maintain the stability of previously constructed structures and facilities and the sides of excavations and trenches until they are backfilled. Sheeting, bracing, and shoring shall be designed and built to withstand all, loads that might be caused by earth movement or pressure, and shall be rigid, ihaintaining shape and position under all circumstances. 2B.3 REMOVAL OF WATER. The Coatractor shall provide and maintain ade- quate dewatering equipment to remove and dispose of all surface and ground water entering excavations and other parts of the work. Each excavation shall be kept dry during subgrade prepai.ation and continually thereafter until the construction to be provided therein is completer) to the extent that no damage from hydrostatic pressure, flotation, or other cause will result. Ground water level shall be maintained at least 12 Inches below the bottom of each excavation. 28.4 BLASTING. Blasting will not be pe ri tted on the construction site. 2B.5 CLASEM FICATION OF EARTH MATERIALS. No classification of excavated materials gill be node except for identification purposes. Excavation work shall include the removal and subseque,it handling of all materials excavated or otherwise removed in performance of the contract Vork, re- gardless of the type, character, composition, or condition thrreof. 2B.6 FRM LNG WEATHER RESTRICTIONS. l;ackfilling during free ing weather shall not bL done c,xcept by permission of the Owner. No earth material shall be plated on frozen surfaces, nor shall frozen material'?, snow, or ice be plrced in any backfill. (DENTON, TEXAS - 4688 1 (INDUSTRIAL WATER SUPPLY - D-10) ,B-1 021071 28.7 UNAUTHORIZED EXCAVATION. Except where otherwise authorized, shown, or specified, all material excavated below the bottom of concrete struc- tures which will be supported by the subgr.ade shall be replaced with concrete placed monolithic with the concrete above. 211.8 STABILIZATION. Subgrades for structures and the bottor, of trenches sluill be firms, dense, and thoroughly compacted and con4olidated; shall be free from mud and muck; and shill be sufficiently i;table to remain firm and intact under the feet ,f the workmen. Subgrades for structures and trench bottoms which are ntljerwise solid but which become mucky on top due to construction operations, shall be reinforced with one or more layers of crushed rock ur gravel. The finished elevation of stabilized structure Subgrades shall not be above the subgrade elevations shown on the drawings. All stabilization wrrk shall be performed by and at tle expense of the Contractor. 28.9 TESTING. All field and laboratory testing required to determine compliance with the requirements of this section vihall be provided by the Contractor. All laboratory testing shall be done by an independent testing laboratory approved by the Owner and retained and paid by the Contractor. Field awnpling shall be done by the testing laboratory or by a qualified employee of the Contractor. Field samples shall be taken at locations selected by the owner. If ad- ditional field control tests are necessary, in the opinion of the Owner, such testa shall be made. Maximum density for compacted materials placed under this section shall be determined in accordance with AAS110 T99 or ASIM D698. The term. "maximum density" and "optimum moisture content" shall be as defined in AASHO T99 and ASTM D698. A copy of each tcst result shall be promptly furnished to the owner. 28.10 STRUCTURE EXCAVATION. Excavation for structures ehall be done to lines and elevations r,hown~on the drawings ant to the limits required to perform the construction work. Machine excavation shall be controlled to prevent undercutting the proper subgrade elevations and shall not be used within 3 feet of permanent structures and facilities. Only hand tools shall be used for excavation around permanent structures and facilities. Work shall be done so that the construction areas will be as free as possible from obstructions and from interference with the transportation, storage, or hr.ndling of materials. Excavated materials; free of trash, (DENTON, TEXAS - 4688 ) (INDIJS'rRIAL WATER SUPPLY - D-10) 021071 28-2 s rocks, routs, and other foreign materials may be used as required for the backfills constructed under these specifications. Vertical laces of excavations shall not be undercut to provide for extended footings. * 2B.11 I;AE _y AVATION. Excavation for lake shall be duno to the contours and elevatl.ons shown on the drawings. s.Th he exoftgraderwturrotherwpowertile drawings as dashed are app equipmec.t will be permitted for final grading and dre!viing of slopes to provide a uniform surface equivalent to handwork. The surplus earth shall be disposed of as specified hereinafter. 2B.12 STRUCTURF_ BACKFILL. Backfill around and outside of struccures shall be deposited in layers not to exceed 6I chtypentanpere,ctedathicknesthe and mechanically compacted, using platform density of adjacent undisturhed earth. Compaction of of the3Uwure bitkwill by rolling will be permitted where, in the op ama provide the desired compaction and not di wagerthe structure. Compaction of structure backfill by inundatioti witt will not be Material for strucure rass, broots, lbrshall be oken conerlete,Lstones,rtirash,yorndebrisl contain no wooodd, , g of any kind. No tamped, rolled, or otherwise mechanically compacted backfill shall be deposited or compacted in water. All backfill material shall consist of loose, damp (not wet) earth having a moisture content such that the required density of the compacted soil will be obtained. Moisture content shall be distributed uniformly ands advance for rooper moisturetdistributionslandlcobe aded mpaction will be obtained. advaance that at p p p• 2B.13 DRAINAGE FILLS. Drainage fills shall consist of granular materials of the type show- on the drawings. Drainage filter material shall consist of washed crushed rock or gravel uniformly graded from 1-1/2 inch to Ko. 4. Drainage filter material shall he placed to the approximate limits shown and shall be compacted to a degree which will pennit water to pass through it readily but will not have excessive settlement later. erode before f al acceptanccORA e ofOth`elworkKunder thesekspecif ihcaattsioetnstle or pavem er fa ent, hallcberrepaired thTha settledcorder ded areascshalltbemrefilled, erosion, s compacted, and graded to conform to round surfACC n Da:magednfacilitieanshall to the elevation of th. adjacent g be repaired In a manner acceptable to the Owner. * Refer to Item 2 in Basis of Contract Award 28-3 (INDUSTRIAL WATER4SUPPLY - D-10) 031571 2B.15 FINAL GRADING. After all construction work under these specifica- tions has been completed, all ground surface areas disturbed by this con- struction or construction plant and operations shall to f;raded. The grading shall be finished to the contours and elevations shown on the drawings or, if not shoal n, to the matching contours and elevations of original, undisturbed ground surface. In any event, the final grading shall provide snooth uniform surfacing and effective drainage of the ground areas. 2B.16 DISPOSITION OF MATEEIALS. Excavated earth materials shall be used to construct backfills to the extent required. Surplus earth and materials which are aot suitable for backfills shall be spoiled on the power plant site as directed by the Owner. (DENTON, TEXAS - 4688 (INDUSTRIAL WATER SUPPLY - D-10) 28-4 031571 Section 2C - TRENCHING 2C.1 GENERAL. This section corers trcn--htng work for gravity drain line and }..assure line piping; shall include the necessary clearing and prepa- ration of the trench sites; removal and disposal of all debris; trenching as requi •id; the handling, storage, transportation, and disposal of all excavated material; all necessary sheeting, shoring, and protection work; pivparation of subgrades; pumping and dewatering as necessary or required; b.ickfilling; pipe embedment; and other appurtenant work. Trenching work shall be performed in a safe and proper manner with suitable precautions being taken against all hazards. Trenches shall provide adequate working space and clearances for the work to be performed therein. Hazardous and dangerous conditions shall be prevented and the safety of per- sonnel shall be maintained. Adequate sheeting and shoring shall be provided as required to protect and maintain the stability of the sides of trenches until they are backfilled. Backfilling during freezing weather shall not be done except by permission of the Owner. No backfill shall be installed on frozen surfaces, nor shall frozen materials, snow, or ice be placed in any trench backfill. All cost of right-of-way clearing and grading shall be included in the unit prices for the installation of pipe. The requirements for SHEETING AND SHORING, REMOVAL OF WATER, BLASTING, CLASSIFICATION OF EARTH MATERIALS, UNAUTHORIZED EXCAVATION, S'T'ABILIZATION, AND TESTING shall be as specified under Section 2B. 2C.2 LOCATION Oil TRENCH. The exact location of the trench shall be staked by the Contractor and approved by the Owner or Engineer. In locations where the trench is adjacent to roads, railroads, creeks, drainage ditches, streams, tile, or other utility lines, trench shall be as required by these specifications, special provisions, controlling authorities, and as approved by the Owner or Engineer. The Owner or Engineer may at any time reroute the pipeline should such a move be neces- sary to prevent excess damage to public or private property, and at no extra cost to the Owner except as affected by the unit adjustment prices listed in the Proposal. 2C.3 PIPE TRENCH EXCAVATION. The Contractor shall not open more trench in advance of pipe layitg than is necessary to expedite the work. (DENTON, TEXAS - 4688 ) (INDUSTRIAL. WATER SUPPLY D-10) 2C-1 021071 i 2C.3.1 Ali ng ment and Grade. The alignment and grade or elevation of gravity drain lines shall be fixed and determined by means of batter boards and offset stakes unless otherwise approved. Vertical and hori- zontal alignment of pipes, and the maximum joint deflecllon used in connection therewith, shall be in conformity with requirements of Sec- tion 3A. 2C.3.2 Hand Excavation. The Contractor shall carefull; hand excavate in all locations where the operation of mechanical excavating equipment would cause damage to trees, buildings, culverts, or other existing prop- erty, utilities, or structures both above and below ground. A separate hand excavation crew or crews shall precede the mechanical excavating equipment for the purpose of locating all utility mains and services affected by the new construction. 2C.3.3 Limiting Trench Widths. Trenches shall be excavated to a width which will provide adequate working space and pipe clearance for proper pipe installation, jointing, and embedment. However, excepting trenches for steel piping and encased piping, the width of trench below an eleva- tion 6 inches above the top of the pipe shall not be more than 18 inches greater than the outside diameter of the pipe unless otherwise shown on the drawings. prevent banks to Where necessary to mreduce ay be load on and saving, banks may than one foot above the top of the pipe. 2C.3.4 Unauthorized Trench Widths. Where, for any reason, the width of the lower porn of the excavated trench exceeds the maximum specified, pipe of adequate strength, special pipe embedment, or arch concrete encasement, as required by loading conditions, shall be provided. 2C.3.5 Mechanical Excavation. The use of mechanical equipment will not be permitted in locations where its operatlon would cause damage to buildings, culverts, or other existing property, utilities, or struc- tures above or below ground. In all such locations, hand excavating methods shall be used. All mechanical trenching equipment, its operating condition, and the manner of its operation, shall be subject to the Owner's approval at all times. 2C.3.6 Trench Depth. Except, where otherwise required for concrete encasement, rock clearance, or trench bottom stabilization, pipe trenches shall be excavated to 4 inches below pipe subgrade to provide for the installation of a granular pipe foundation. (DENTON, TEXAS - 4688 2C-2 (INDUSTRIAL "ATER SUPPLY - D-10) 021071 2C.3.7 Depth of C>>ver. l.xcept as otherwise shown on the drawings or approved by the Owner or Frrgineer, the pressure pipeline trench shall be excavated to a depth which will provide a minimum cover of 60 inches. Depth of cover shall be measured from the top of the pipe to the average elevation of the original ground on the two sides of the trench. The trench shall be completed in a manner which will offer smooth, con- tinuous support to the entire length of the pipelines. The trench shall be dug true to line. 2C.4 ROAD, HIGHWAY, AND RAILROAD CROSSINGS. The crossinFti at Highway 288 and two railroad spurs shall be made by boring and installing a pipe casing. All road crossings shall be made with open cuts. Open cuts through aggregate surfaced and unsurfaced dirt roads shall be no larger than necessary to provide adequate working space for proper installation of pipe and pipeline appurtenances. The trench width at the bottom shall not be greater than at the top and no undercutting will be permitted. The highway and railroad crossing operations shall be carried out subject to the inspection and approval of the Owner or Engineer and railroad or higharay authority acting through the owner. The casing shall be installed by jacking and boring ahead of the pipe. ecsfa$ #4e slia#~ ~e at~t~teQ atei~ +,tf, xesfsrence aeEt~ea seams : a#n ~ r. ii g 1K#ia b :~tiildgd* ~ s shall be starhiP0 ca sa)ed ea&s $i~all bs 400EE saidX...... The casing pipe shall be installed using equipment that encases the hole as the earth is removed. Boring without the concurrent installation of the casing pipe will not be permitted. The installation of the casing shall be performed in a manner that will not disrupt traffic nor damage the highway or railroad grade, anu that will provide accurate a gnrent and grade of the p!pe. The introduction of water into the excavations is prohibited and adequate means shall be provided to dewater the jacking pits, 2C.5 PRIVATE DRIVE AND ENTRANCE CPOSSINGS. Unless otherwise shown on the drawings, gravel surfaced and unsurfaced drives shall be crossed with open cuts as specified hereinbefore. +t Revised for Contract. Refer to Item 4 in Basis of Contract Award. I (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 2C-3 021071 2C.6 CULVERT AND UTILITY CROSSINGS. Crossings beneath culverts and buried utilities may be made by boring without casing, as specified hereinbefore, or by tunneling. Boring shall be used only where s,leci- fied, where shown on the drawings, and where permitted by the Owner or Engineer. Tunneling is defined as the making of a hole of any croau se^tional shape or farm with ordinary hand digging tools. Tunneling will not be permitted for crossing under driveways, streets, and roadways. In the case of a wide crossing such as under a large culvert, the roof of the tunnel shall slope downward toward the midpoint of its length as much as possible to facilitate backfill compaction. The tunnel shall be made no larger than is necessary fc,r proper installation of the pipe, in order to minimize the possibility of settling. Tunneling shall be considered as in lieu of trenching, and its costs shall be included in the unit price for installation of pipe. 2C.7 CUTTING AND REMOVAL OF PAVEMENTS AND SURFACLNGS. Cuts in concrete and bituminous surfacing shall be no larger than necessary to provide adequate working space for proper installation of pipe and pipeline appur- tenances. Pavements shall be removed to a width 12 inches wider than the width of the trench at the pavement subgrade, except where the trench is next to a concrete gutter. At these locations the pavement shall be removed to a width of 6 inches wider than the trench on the street side and to the edge of the gutter on the curb side. A shoulder not less than 6 inches in width at any point shall be left between the cut edge of the pavement and the top edge of the trench. All cuts shall be made to straight or accurately marked curved lines and, unless otherwise required, shall be parallel to the centerline of the trench. The trench width at the trench bottom shall not be greater than at the top and no undercutting will be permitted, except where existing gas services are to be repaired. Cutting of concrete pavement along each side of the trench shall be started with a concrete saw. A clean groove at least 1-1/2 inches deep shall be cut with the concrete saw, The depth of saw cut shall be suf- ficient to produce a smooth unbroken upper edge when the pavement is removed with pavement breakers. Cutting of tituminous pavement along each side of the trench shall be done with a concrete saw or a pneumatic blade. The sav blade used shall be as recommended by the saw manufacturer and r1jall be designed for cut- ting this type of pavement. Pavement removed for connections to existing Lines shall. not be of greater extent than necessary. The length of existing pipe uncovered, or the length of pavement removed and replaced over such old pipe shall not be more than is necessary for the installation of the connection assembly, as determined by the Owner or Engineer. (DENTON, TEXAS - 4688 } 2C-4 (INDUSTRIAL MATER SUPPLY - D-10) 021071 Where construction operations have damaged or required removal of drive- ways, curb and gutters and sidewalks, such structures shall be removed to the nearest contraction or expansion joint, and in no case less than 12 inches beyond the edge of the excavation. All debris resulting from the removal of pavement or surface structures shall be disposed of by and at the expense of the Contractor. Debris shall be removed promptly and shall not be allowed to accumulate. 2C.8 PIPE FOUNDATIONS. All material removed below pipe subgrade eleva- tions shall be replaced with granular material, except for encased pipe. Materia: removed below encased pipe subgrade elevations shall be replaced with the same material used for the encasement unless otherwise shown on the drawings. The granular foundation material shall be crushed rock or gravel for gravity drain lines. Except as otherwise shown on the drawings, not less than 95 per cent of the foundation material shall pass a 1/2 inch sieve and not more than 5 per cent shall pass a No. 4 sieve. The foun- dation material shall be graded to provide a uniform support for the installed pipe and shall be compacted no more than necessary to insure a slightly yielding support for the pipq. The granular foundation material for pressure lines shall consist of clean sand. The sand shall be compacted by use of high frequency vibrating compactors and shall be wet, not damp, when compacted. The top of the sand shall be graded to provide aniform longitudinal support for the pipe and the pipe shall be laid directly thereon. Blocks, cribbing, or other temporary supports shall not be used. 2C.9 P1PE E14BEDMENT. Pipe embedment for gravity drain lines an'3 pres- sure lines shall consist of the same material specified hereinbefore for pipe foundations up to an elevation 1/6 of the outside pipe diameter above the bottom of the pipe. The remainder of the pipe embedment shall consist of compacted earth as specified under TRENCH BACKFILL. After each pipe has been graded, aligned,'and placed in final position on the foundation material, and shoved home, sufficient pipe embedment material shall be deposited and compacted under and around each side of the pipe and back of the coupling, bell, or end thereof to hold the pipe in proper position and alignment during subsequent pips: Jointing, embed- ment and backfilling operations. Embedment material shall be deposited and compacted uniformly and simul- taneously on each side of the pipe to prevent lateral displacement of the pipe. Embedment material shall be placed in equal layers not to exceed 8 inches in depth. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 2C-5 031571 Tamped embedment materials shall be placed in uniform layers and shall have a moisture content which will insure that maximum density will be obtained with the compaction method used. Sand shall be wet, not damp, when compacted. Compaction of sand, crushed rock, and gravel shall be by use of high frequency vibrating compactors. All tools used in the placement and compaction of the (mbedment shall be selected and used so that the pipe will not be damaged. 2C.10 TRE'VCH BACKFILL. Except as otherwise shown on the drawings, trench backfill shall consist of clean compacted earth placed in uniform layers not greater than 6 inches uncompacted thickness and compacted to not less than 90 per cent of maximum density. backfill for trenches traversing subgrades of roads, railroads, parking areas, underground piping and con- duit, and other facilities subject to damage by settlement shall be com- pacted to not less than 95 per cent of maximum density. Moisture content of backfill shall be adjusted as required to obtain the specified density with the compaction equipment used. Surfaces shall be replaced over backfilled trenches crossing surfaced areas. Replacement surfacing shall match existing surfacing and shall be finished flush with existing adjoining s}jrfaces. 20.11 MAINTENANCE AND RESTORATION OF BACKFILI:. Backfills that settle before final aaceptance of the entire work uno~tr these specifications, and pavement, structures, and other facilities damaged by such backfill settlement, shall be repaired. The settled areas shall be refilled, compacted, and graded to conform to the elevation of the adjacent earth. Damaged facilities shall be repaired in a manner acceptable to the Owner. 20.12 DISPOSITION OF MATERIALS. Excavated earth materials shall be used to backfill trenches to the extent required. Surplus earth and materials which are not suitable for baclfills shall be spoiled on the power plant site as directed by the Owner. (DENTON, TEXAS - 4668 ) 2C-6 (INDUSTRIAL WATEk SUPPLY - D-10) 021071 if ~i~1 ~•..~re tl~ Section 2D ° CONCRETE 21).1 GENERAL. :his section covers cast-in-plac,a concrete and grouting. 2D.2 CAST-IK-PLACE CONCRETE. 2D.2.1 Materials. Where the use of the fullowing materials is speci- fied herein, such materials shall be in accordance with these require- ments: .1STM 0150, Type 1, It, or III Cement tine aggregate Clean natural sand, ASTM C33 Coarse aggregate Crushed stone, washed gravel, or other approved inert granular material conforming to ASTM C33 Nonshrinking grout Master Builders "Embeco 636 Grout", Sauereisen Cementa "1'-100 Level Fill Crout", cr UP Grout "Five Star Grout" Water Clean and free from deleterious substances Admixtures Retarder Grace "Daratard", Master Builders "Pozzolith Retarder", Protex "PDA Retarder", Sika Chemical "Plastiment", or approved equal Plasticizer Grace "WRDA", Master Builders "Pozzolith", Protex "PDA Normal Set", Sika Chemical "Plastocrete", or approved equal. Air entraining agent ASTM C2609* Grace "Darex AEA", Master Builders `HBVR", Protex "Air Entraining Solution", Sika Chemical "AFR", or approved equal Reinforcing steel bare ASTM A615, Gr,tde 40 (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 2D-1 021071 Water stops ;l<:tal 12 gauge ungalvanized steel strip not less than 8 inches wide Flexible PVC ribbed or serrated, 9 inches by 318 inch, with "0" bulb closed center sections. Grace "Durajoint Type 7", W.R. Meadcws "Sealtight Type 9380", or Vinylex "R119-38" Forms Plywood Product Standard PS1, waterFroof, resin-bonded, exterior: type Douglas fir I I lumber Straight, uniform width and thick- ness, and free from knots, offsets, holes, r;eats. and other surface defects Form oil Light colored paraffin oil or other approved r.onstaining material Polyethylene film Fed Spec L-P-3780 Type 1; 6 mil Expansion joint materials Filler Preformed, ASTM D1752, Type I (sponge rubber) or closed cell plastic foam (PVC or polyethylcne) Thiokol sealant Polysulfide rubber, two componeTLL, ANS A116.1 and Fed Spec TT-S-227, bearing Thiokol Chemical "Tested and Approved Sealant" seal, gray color Primer As recommended by sealant manui.rcturer Membrane curing compound Fed Spec TT-C-800, chlorinated rubber, minimum 18 per cent uoiids (DFN'TON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 021071 2D-2 2D.2.2 P_relirni_narlr Approval. The Owner's or Ungineer's npproval of the source and quality of concrete materials and of the concrete proportions proposed for thr: work shall be obtained before tfie concrete work is started. `iuch approval will be a general approval only and continued compliance with all contract provision:; will be required. 2D.2.3 Limiting Requirements. Concrete shall be controlled within the following limiting requirements: Cement content Not less than 7 sack" per- cubic yard Total water content Not more than 0 gallons per sack of cement Maximum coarse aggregate one inch size Total air content 6 per cent plus or minus one per cent Consistency Workable, without segregation, with slump not more than 4 inches when concrete is placed Mixing Thoroughly in a mechanical mixer for not less than 1-1/2 minutes Compressive strength Not less tha 10 pvt at age 28 days 2D.2.4 Batchinst and Mixing. Batching and mixing shall conform to ASTM C94, except as otherwise specified herein. Truck mixers shall be revolving drum type and shall be equipped with a mixing water tank. Only the prescribed amount of mixing water shall be placed in the tank for any one batch, unless the tank is equipped with a device by which the amount of water added to each batch can be readily verified by the O;nrer. A delivery ticket shall be prepared for each load cf ready.-mined concrete delivered. A copy of each tick-:t shall be h,inded to the owner by the truck operator at the time of d:livery. Tickets shall show the nwnber of ;yards delivered, the quantities of each material in the batch, the outdoor temperature in the shade, the time at which the cement vas added, and the tuwmerical sequence of the delivery. 2D.2.5 Placement. Concrete shall be conveyed to the point of final deposit and placed by methods which will prevent the sep&ration or loss of the ingredients. During and immediately after depositing, all concrete (DI:NTON, UXAS - 4668 ) (INDUSTRIAL WATER SUPPLY - D-10) 021071 2D-3 ~I shall be thoroughly compacted, worked around all reinfurcumenLo and em- bedments, and worked into the corners of the forms. Unlcs6 otherwise required, cosml+nclion shall be by use of iuwierslon type vlbratcirs. 2D.2.6 Ratio of Fine to Total Aggreegates. The ratio of find to total. aggregates based o! solid volumes (not weights) shall rn,t exceed: Coarse AgB;regnte Stzo Maximum Ratio 112 inch to No. 4 0.55 3/4 inch to No. 4 0.50 1 inch to No. 4 0.46 Concrete shall not be pumped through aluminum pipe. 2D.2.7 Hot 'leather Concreting. Except as modified herein, hot weather concreting shall comply with ACI 605. At air teriperatures of 90 F or above, special procedures shall be adopted to keep the concrete as cool as possible during, placement and curing. The temperatu,r of the concrete when it is placed in the work shall not exceed 90 F. Whenever the air temperature exceeds 95 F membrane cured slabs shall be kept wet to promote cooling of the concrete during the curing period. i 2D.2.8 Reinforcement. Reinforcements Shall be accurately formed and positioned, and shall be maintained in proper position while the concrete is being placed and compacted. Details of fabrication shall conform to ACI 315 and 318. In case of conflict, ACI 318 shall govern. 2D.2.9 Solaces. Splices shall be tension lapped splices except as other- wise specified or shown on the drawings. Lapped splicefi shall conform to the requirements for compression and tension lapped splices of Tab.Le 2-8 of the ACI Manual of Standard Practice for Detailing Reinforced Concrete Structures, ACI Standard 315-65, using a yield stress of 40,000 psi and an allowable design stress of 20,000 psi. The table for special tension lap splices -,hall not be used. 2D.2.10 Testing. An air content test and a at,mp test shall be made from one of the first three batches mixed each day. Air content shall be de- termined in accordance with ASTM C231. `dump shall be determl.ned in ac- cordance with ASTM C143. Field control tests shall be made under the supervision of the Owner or Engineer. The Contractor shall provide all equipment and supplies and the personnel necessary for the field control testing. (DF;NTON, T5XAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 2D-4 021071 Field control compression teat cylinders shall be made by the Contractor as specified hereinafter and shall be tested at the Contr'actor's expense. Slump tests and air content tests shall be made at the Contractor's expense. 2D.2.11 Compression Tests. At least one set of two curl-rete compression test cylinders shall be made each day concrete is poured, One cylinder of each set shall be tested at an age of 7 days and the othi,r cylinder of each set shall be tested at an age of 28 days, Concrete test cylinders shall be made, cured, stored, aid delivered to the laboratory in accordancc with ASTM C31. The cylinders will he tested in accordance with ASTM C34. Each set of compression teat cyll,.ders shall be marked or tagged with the date and time of day the cylinders were made, the location in the work where the concrete represented by the clinders was placed, the delivery truck or batch number, the air coni.snt, and the slump. 2D,2.12 Test Reports. The Contractor will be furnishes' one copy of all test reports made by the laboratory. 2D.2.13 Forms. Forms shall be designed to produce hardened concrete having the shape, lines, and dl.mensions shown on the drawings. Forms shall be substantial and sufficiently tight to prevent leakage of mortar and shall be maintained in proper position and accurate alignment. Forms shall be thoroughly cleaned and oiled before concrete is placed and shall not be removed until the concrete has hardened sufficiently to support all loads without damage. Where concrete is placed against dry or porous surfaces, such surfaces shall be covered with polyethylene film to protect the concrete from loss of water. Joints in the film shall he sealed with waterproof sealing tape. Unless otherwise permitted by the Owner, all concrete in contact with earth or granular fill shall be placed against polyethylene film. Vertical concrete surfaces above. extended footings shall be formed. Form ties shall be of the removable end, permanently embedded body type. Outer ends of the permanently embedded portions of form ties shall be tit least one inch hack from adjacent outer concrete faces. Chamfer strips shall be placed in forms to bevel all salient edges acid corners except where otherwise noted. Bevel dimensions shall be 3/4 ipch by 3/4 inch unless otherwise shown on the drawings. i 2D.2.14 Embedments_. Materials that are to be embedded in the concrete shall be accurately positioned and securely anchored. Embedments shall be clean when they are installed. After installation, surfaces not in contact with concrete shall be cleaned of all concrete spatter and other foreign substances. (DENTONO TEXAS - 4688 ) (INDUSTPIAL WATER SUPPLY - D-10) 021071 zo-s 2D.2.15 Finfshin;l Formed Surfaces. All fins and other surface projec- tions shall be removed from all formed surfaces from which the forms are stripped except exterior surfaces that will be in contact with earth back- fill. in addition, surfaces which will be exposed above grade shall be cleaned and rubbed to produce a smooth, uniform surface free of marks, voids, surface glaze, and discolocations. A wash coat (.P cement will not be acceptable as a rubbed finish. The removable ends of all form ties shall be removed and the recesses re- sulting from such removal shall be filled with mortar. 2D.2.16 Finishing Unformed Surfaces. The unformed surfaces of concrete shall be screeded and given an initial float finish followed by additional floating and troweling where required. Unformed surfaces which are specified to be steel trowel finished shall be finished to provide a flat profile within 1/8 inch deviation as measured from a 10 foot long straightedge. The deviation for uther surfaces shall not exceed 1/4 inch in 10 feet. Surfaces designated on the drawings shall be steel trowel finished. Trowel- ing shall be performed after the second floating when the surface bas hard- ened sufficiently to prevent an excess of cement being drawn to the surface. Troweling shall produce a dense, smooth, uniform surface free from blem- ishes and trowel marks. 2D.2.17 Curing. Concrete shall be protected from loss of moisture for at least 7 days by polyethylene film or membrane curing compound. Ktm- brans curing compound shall be applied as recommended by the manufacturer. Concrete shall not be permitted to freeze for at least. 1 days following placement. 2D.2.18 Repairing Defective Concrete. Defects in formed concrete sur- faces shall be repaired to the satisfaction of the Owner within 24 hours, and defective concrete shall be replaced within 48 hours after the adjacent forms have been removed. All concrete which is porous, honeycombed, and otherwise defective to a depth in excess of one. inch shall be cut out and removed. Concrete repair work shall be performed in a manner that will not inter- fere with thorough curing of surrounding concrete. Mortar and concrete used in repair work shall be adequately cured. 2D.2.19 Construction Joints. Construction joints shall be provided in accordance with the drawings. Construction joints designated on the drawings shall be provided with a metal waterstop. Junctions between adjacent aectionn of waterstop shall be lapped 5 inches and securely welded or bolted together. (DENTON, TEXAS - 4688 ) (INDUSTFIAL WATER SUPPLY D-10) 021071 2D-6 2D.2.20 Expausion Joints. Expar,stur joints shall be located and con- structed as shown on the drawings. Accessible edges: of each joint shall be sealed. Expansion joints designated on the drawings shall be provided with a flex- ible wate w op. Flexible waterstops shall be spliced in strict accord- ance with the manufacturer's recommendations. A sample 90 degree corner splice mitered at 45 degrees shall be prepared and approved before any permanent splices are made. 2D.3 GROUTING. Grout shall be furnished factory premixeel so that only water is added at job site. Grout shall be mixed in a mechanical mixer, No more water shall be used than is necessary to produce a flowable grout. All grout shall be thoroughly mixed and shall be used immediately and before any stiffening sets in. The concrete surface to receive grout shall be saturated with water for 4 hours prior to grouting. Grout shall be placed in strict accordance with the directions of the manufacturer so that all apace is completely filled without voids. After the grout has been placed, it shall be allowed to stand undisturbed until set stiff. Grout which extends beyond the edges of the metal base shall be cut off flush and removed. The edges of the grout shall then be pointed with fresh one-to-two cement mortar pressed firmly to bond with the body of the grout, and smoothed with a tool to present a smooth vertical surface except where a sloping surface is shown on the drawings. Sloping surf!i,es shall be finished to a one-to-one slope. All grouting shall be neatly completed with the exposed surfaces of founds- ticns left clean and free from cement and grout. Grout shall be protected against rapid loss of moisture by covering with wet rags or polyethylene sheets. The grout shall be :rei cured for at least 7 days. (DENTONO TiMS - 4688 ) (INDUSTRIA': 14ATER SUPPLY - D-10', 021071 2D-7 Section 2E - DRAINAGE PIPING 2E.1 GENERAL. This section covers materials, manufacture, and installation for underground gravity drainage piping and appurtenancrH. Trenching shall be specified in Section 2C. 2E.2 LAWS K0 REGULATIONS. All drainage piping work shall be performed in ace rdanc: with all applicable governmental codes and ordinances and laws and regulations which pertain to such work. In the case of conflict between these specifications and any law or ordinance the latter shall govern. 2E.3 MATERIALS. Drainage pipe and associated materials shall conform to the following requirements: Vitrified clay pipe Pipe and fittings Extra strength, ASTM 0200 Jointing materials Ordinary joints Factory molded plastic, A3TM C425 Field cut points Can-Tex "C-T Adapters", Dickey "Field Unions", or Fernco "Flexible Couplings" Connections to Can-Tex "C-T Adapters", Dickey "Cou- other piping pling Adaptors", Fernco "PVC Donuts", materials or Fernco "flexible Couplings" Ca9t iron soil pipe Pipe and fittings ASTM A74, extra heavy Hubless CISPI 301 Valves AWWA C500 gate valves. Bell ends, nonrising stems with valve boxes and valve wrenches as shown on the drawings Jointing materiels Lead Fed Spec QQ-C-40 Packing Hooven & Allison "Sure Seal White Oakum" or Sealite "White Oakum Caulking YArn 110", or approved equal (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - 9-10) 2E-1 021071 Rubber compres- Central "Multi-Tite", Tyler "Ty- sion gaskets seal", or Western "Dual-Tate" Rubber sleeve C1SPI 301 and shield-clamp assemblies 2E.4 HANDLINO_. Pipe, fittings, and accessories shall be handled in a man- ner that will insure installation in sound, undamaged condition. Equipment, tools, and methods used in loading, unloading, reloading, and hauling pipe and fittings shall be such that the pipe and fittings are not damaged, Nooks inserted in the ends of pipe shall have broad, well padded contact surfaces. 2E.5 GENERAL INSTALLATION REgylI ,MENTS. Drainage piping shall be accu- rately installed '.n accordance with lines and grades shown on the drawings or as required by connections to other piping. Pipe grades between desig- nated invert elevations shall be uniform to insure unrestricted flow and eliminate low spots or traps that would retain water. Pipe shall not be laid in water or in unsuitable weather or trench conditions. Unless other- wise approved, pipe laying shall begin at the lowest point and pipe shall be laid so that the spigot ends point in the direction of flow. All pipe shall be laid so that it will have uniform support throughout itn length. Pipelines intended to be straight shall be laid straight. 2E.5.1 Cutting. Cutting shall be done in a neat manner, without damage to the pipe. Cuts shall be smooth, straight, and at right angles to the pipe axis. All pipe cutting shall be done with mechanical pipe cutters except where the use of mechanical cutters would be difficult or imprac- ticable. 2E.5.2 Cleaning. The interior of all pipe and fittings shall be thor- oughly cleaned of all foreign matter before being installed and shall be kept clean until the work has been accepted. Such surfaces shall be wire brushed, if necessary, and wiped clean and dry and free from oil and grease before the joints are assembled. All joint contact surfaces shall be kept clean until the jointing is completed. Every precaution shall be taken to prevent foreign material from entering the pipe while it is being installed. No debris, tools, clothing, or other materials shall be placed in the pipe. 2E.5.3 Inspection. Pipe and fittings shall be carefully examined for cracks and other defects immediately before installation. Spigot ends shall be examined with particular care since they are vulnerable to damage from handling. All defective pipe and fittin,s shall be removed from the site of the work. (DENTON, TEXAS - 4688 (INDUSTRIAL WATER SUPPLY - D-10) 2E-2 021011 2E.6 LOCATION AND GRADE. Drainage piping shall be located as shown on the drawings The grade and alignment of each pipe installed in a trench shall be deter- mined and maintained by the use of a line parallel to the grade and line of the pipe. This line shall be established by batter boards and offset stakes as approved by the Owner or Engineer. Not less than three batter hoards shall be maintained in proper position at a mnximum spacing of 23 feet at all tiries when trench grading is in progress. The Contractor shall erect rod maintain all batter boards. Whenever, in the opinion of the Owner or Engineer, the une of batter boards [s impractical, the Contractor will be permitted to use surveying instru- ments to maintain alignment and grade. At least one elevation shot shall be taken on each length of pipe. 2E.7 LAYING PIPE. Pipe shall be protected from lateral displacement by means of pipe embedment material installed as provided in Section 2C. Cast iron soil pipe shall use rubber compression gasketed push-on joints where permitted by the local plumbing code. 2E.7.1 Plastic Joints. Plastic joints in vitrified clay pipe shall be made in accordance with the instructions and recommendations of the joint manufacturer. immediately before joints are pushed together all joint surfaces shall be lubricated with the lubricant furnished by the joint manufacturer. 2E.7.2 Rubber Gasketed Push-on Joints. All instructions and recommenda- tions of the cast iron soil pipe manufacturer, relative to gasket installa- tion and other jointing operations, shall be followed by the Contractor. All joint surfaces shall be lubricated with heavy vegetable soap solution immediately before the joint is completed. Each spigot end shall he suitably beveled to facilitate assembly. 2E.7.3 Lead Joints. Lead joints in caer iron soil pipe shall be made in accordance with the beat standard practice. Packing shall be installed in accordance with the manufacturers directions. The joint space between the packing and the face of the bell of each ioint shall be filled in one continuous pour with lead of the proper temperature and from which all scum has been removed, The lead in each joint shall be run at one pouring and the joint shall lie completely filled. No second pouring or driving in of cold lead will be permitted. Joints shall be thorough?y calked to make them tight and free from leaks; care being taken, however, to avoid over- stressing the bell. The finished joint shall show a hard and even hammered surface. (DrNTON, TEXAS - 4688 ) (INVUSTRIAL HATER SUPPLY - D-10) 2E-3 021071 2E.8 ACCEPTANCE TESTS. Each reach of buried drainage piping shall meet the requirements of the following acceptance tests. All defects shall be repaired to the satisfaction of the Owner or Engineer. Each section of drain line shall by straight rm d uniformly graded unless otherwise shown oon the drawings. All drainage lines shall be tested as specified hereinafter, whether they have manholes or not. 2E. 8.1 Lamping.. Wherever both ends of a section of drain line are acces- sible, the section will be lamped by the Owner or Engineer. The Contractor shall furnish all necessary equipment and suitable assistants to help the Owner or Engineer. i 2E.8.2 Exfiltration. The Contractor shall conduct an exfiltration test on each reach of vitrified clay and cast iron soil drainage piping. The first line of each pipe material shall be tested before backfilling and before any drainage pipe is installed in the remainder of the work. There- after, individual or multiple reaches may be tested at the option of the Contractor. Exfiltration tests shall be conducted by blocking off all openings except those connecting with the reach being tested, filling the line, and mea- suring the water required to maintain a constant level. Each manhole shall by subjected to at least one exfiltration test. During the exfiltration test, the average water depth above the pipe in- vert shall be 10 feet, except in those lines where manhole depths are such that this is impossible. The maximum depth at the lower end shall not ex- ceed 25 feet and the minimum depth at the upper end shall be at least 5 feet above the crown of the pipe. The total exfiltration► shall not exceed 4 gallons per inch of nominal di- ameter per 100 feet of pipe per day for each reach tested. For purposes of determining maximum allowable leakage, manholes shall be considered sec- tions of 48 inch pipe. The exfiltration tests shall be maintained on each reach for at least 2 hours and as much longer as necessary, in tl:e opinion of the Owner, to locate all leaks. The Contractor shall provide, at his own expense, all necessary piping between the reach to be tested together with equipment and materials required for the tests. The methods r,sed and the time of conducting exfiltration tests shall be acceptable to the Owner. The Owner will furnish the source of water supply for performing the leakage tests. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 2E-4 021071 If the leakage in any reach exceeds the allowable maximum, it shall be retested after the leaks are repaired. 28.8.3 Infiltration, If at any time prior to expiration of the guarantee period infiltration exceeds 4 gallons per inch of nomtnal diameter per 100 feet of sewer per day, the Contractor shall locate the leaks and make repairs as necessary to control the infiltration. i i 1 I (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 2E-5 021071 a Section 2F - MISCELLANEOUS METALS 2F.1 GENERAL. This section covers the materials, fabrication, and erec- tion requirements for miscellaneous metals. Except as otherwise specifically noted on the drawings, or specified here- in, all materials furnished and work performed in Connection with miscel- laneous metal work shall be in conformity with the "Manaal of Steel Con- struction, Sixth Edition" of the American Institute of Steel Construction (AISC). 2F.2 DRAWINGS. Detailed fabrication and erection drawings for all mate- rials furnished under this section shall be prepare%, checked, and submitted to the Engineer for approval as specified in Section I.C. 2F.3 MATERIALS. Metal materials furnished under these specifications shall be new and undamaged and shall conform to pertinent AISC and ASTM standard specifications end the following requirements: Shapes and plates ASTM A36 steel, galvanized Unfinished bolts ASTM A307 Grade A with lock washers galvanized Aluminum shapes and plates Shapes ASTH B308, 6061-T6 Plates ASTM B209, 6061-T6 Bolts ASTM B211, 2024-T4 Nuts ASTM B211, 6061-T6 Aluminum floor plate Alcoa 6061-T6 alloy "C-102 Tread Plate" or approved equal Aluminum grating Swage locked, rectangular type Handrailings 1-1/2 Inch square pipe, galvanized Handrail setting cement Hallemite "Por-Rok Cement" Anchors Bolts ASTM A36 and ASTM A307, with nuts conforming to ASTM A307 Grade B heavy hexagon; all galvanised (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY D-10) 2F-1 021071 errtis~~ r~~ 111f'~ Expansion Fed Spec FF-S-3251 Group I, Type 19 Class 2 (3-unit); Group I, Type 2, Class 2, Style 1 (9-unit); Group III, Type I, self-drilling type Concrete Welded stud type, Neinon concrete anchors (Gregory Industries, Inc.) or KSM Products, Inc. Sleeves ASTM A120 standard weiy,ht pipe or formed ASTM A36 plate, galvanized Welding electrodes AWS specifications ASTH A36 steel Class E70XX Aluminum As recommended by Aluminum Company of America for each alloy Iron castings ASTM A4, Class 25 Mesh AISI Type 304, stainless steel, woven wire, 1/4 inch mesh, 10 gauge Primer for aluminum Koppers Bitumastic No. 50 in contact with concrete coal tar paint Galvanize ASTM A1233 ASTM A153, and ASTM A385 2F.4 FABRICATION. Metal materials furnished under this section steal: be fabricated in accordance with the Engineer's drawings, these specifications, and applicable AISC specifications. All members and other parts of fabricated material., as delivered, shall Le free of winds, -aarps, local deformations, or unauthorized bends. Holes and other provisions for field connections shall be accurate and shop checked so that proper fit will be p:ovided when the units are assembled in the field. Erection drawings shall be prepared and all separate pieces shall be piece- marked as indicated on such drawings. 2F.4.1 Steel Shapes and Plates. Steel shapes and plates shall, be detailed and fabricated in accordance with AISC standards, specifications, and details unless otherwise noted on tha drawings or specified herein. Steel shapes and plates shall. be fabricated to tolerances that will permit field erection within RISC tolerances except as otherwise specified. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 2P-2 021071 2F.4.2 Aluminum Shapes and Plates. Aluminum shapes and plates shall be neatly and accurately fabricated in accordance with the drawings. All mem- bers shall be free of deformations. All cuter and holes shall be made with mechanical. cutting tools; burning will not be permitted. 2F.4.3 Floor Plates. floor plates shall be designed Hu that there are no recesses or pockets that might collect water or debriH. All plates shall be shop straightened after fabrication to lie perfectly flat. Steel plates shall be straightened after galvanizing. Floor plates shall be fabricated to provide the Edge clearances shown on the drawings and a clearance of not more than 11E Inch ),etween adjacent plates. All cits shall be made with mechanical cutting tools; burning will not be permitted. 2F.4.4 Iron Castings. Iron castings shown on the drawings shall be made of tough gray pig iron, free from cracks, swells, holeo, and cold shuts, and shall have a smooth finish. Before leaving the fouM ry, all castings shall be thoroughly cleaned and subjected to a hammer te.vt. After testing, all acceptable castings shall be heated to between 350 F %nd 400 F and iramediately dipped in hot asphaltum varnish, of the type mown as "pipe dip", prepared and applied to form a tough, tenacious coating. Castingo shall be kept in the coating bath until they have attained a temperature equal to that of the bath. The asphalt bath shall be maintained at a tem- perature of not less than 360 F nor more than 420 F. 2F.4.5 Embedments. Embedded materials shall be accurately fabricated and assembled. Warped or bent sections which do not fit intr.. the concrete forms as required shall be replaced with suitable material. All materials embedded in concrete shall be galvanized after fabrication except baseplates, concrete anchors, and aluminum shapes. Sleeves through concrete except its otherwise noted, shall be fabricated from standard weight steel pipe or from 1/4 inch thick steel plate. Sleeves 6hall be machine cut or flame cut and ground sr.ooth. Sleeves shall be galvanized. Sleeves whose dta•.aeter is more than 12 inches shall be made from 3/8 inch thick galvanized steel plate. Each sleeve shall have a mini- mum of four 3/8 inch diameter by 4 inch minimum length welded anchor3. Sleeves shall project 3-1/2 inches above the finish floor, unless noted otherwise. 2F.4.6 Anchor Bolts. Anchor bolts shah be as detailed on the drawings. Sleeves and anchor plateu shall also be provided where they are indicated on tha drawings. Each bolt without a sleeve shall be furnished with two nuts and sufficient threads to permit a nut to be inf.talled on each side of the concrete form or template. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 2F-3 021071 All anchor bolts 3/4 inch and larger shall be fabricated from AS:M A36 steel rods and shall have heavy hexagon nuts conforming to ASTM A307, Grade Anchor bolts smaller than 3/4 inch shall conform to ASTM A307, Grade A and shall have hexagon heads and nuts. All anchor bolts, nuts, and washers shall be hot-dip galvanized sifter fabri- cation, threads being undercut to provide a tolerance equal to ANSI Class 2A. 2F.5 WELDING. 2F.5.1 Steel Welding. All welds and welding operations for miscellaneous metals shall be in conformity with the applicable provielons of AISC Speci- fications for the Design, Fabrication and Erectiog of Structural Steel for Buildings adopted April 17, 1963, and the Code for Welding in Building Con- struction, AWS D1.0-69, and its addenda issued by the American Welding Society. Permissible weld stress for all welding provided under these specifications shall be as tabulated in Table 1 of AWS D1.0-69 except the stresses opposite the fifth item listed under "kind of stress" shall not exceed 85 per cent of the tabulated values. For instance, the allowable shear stress on the effective throat of a fillet weld on ASTM A36 steel shall not exceed 18,000 psi. "Effective throat" shall be the shortest distance from the toot to the face of the diagrammatic weld regardless of weld size. Except as otherwise specified, welding shall be performed using only those joint details which have a prequalified status when performed in accordance with the AWS code and the AISC specifications. All welded seams exposed in exterior locations or subject to submergence in any location shall be provided with continuous welds along all contact edges. All welds shall be properly identified on the detailed shop drawings and shall be subject to the approval of the Engineer. Components to be welded shall be accurately positioned and shall be rigidly secured during welding. 2F.5.2 Aluminum Welding. Welding and brazing of aluminum shall be in ac- cordance with the recommendations of the Aluminum Company of America, as contained in its latest publications "Welding of Alcoa Aluminum" and "Brazing of Alcoa Aluminum". All welding rod, filler wire, brazing wire, flux, and other materials used in such welding shall be as recommended by the Aluminum Company of America for use in conjunction with the alloy to be welded in each case. Welded and brazed joints shall be free of porosity, cracks, and blowholes, and shall be finished to match adjacent surfaces. When welding and dressing operations are complete, all welding flux shall be removed without undue delay and all welded or brazed joints thoroughly cleaned. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 2F-4 021071 rrrrrrrrr~a.rri~arrrrrrrrrarrr. 2F.6 GALVANIZING. Steel materials shall be hot-dip galvanized after fabri- cation in accordance with the ASTM specifications listed under MATERIALS. Materia'~s specified to be galvanized shall be prepared for galvanizing by being properly cleaned, pickled, rinsed, and dried. 2F.7 ERECTION. Metal materials shall be erected in accordance with AiSC, the Engineer a drawings, the erection drawings and these specifications. Unless specified otherwise, erection tolerances shall be the saine as those specified hereinbefore under FABRICATION. Anchor bolts and other materials embedded in concrete shall be installed as specified in erection 2D. Holes that are required shall be carefully located and drilled. Burning to make new holes or to enlarge existing holes will not be permitted. 2F.7.1 Aluminum Shapes and Plates. Aluminum surfaces which will be in contact with concrete or mortar shall be given a heavy coat of alkali resistant bituminous paint. 2F.7.2 Field Welding. Field welding shall conform to the welding require- ments specified under FABRICATION. (DENTON, TEAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 2F-5 021071 ;y PART 3 MECHANICAL CONSTRUCTION TABLE OF CONTENTS Page thru Page Section 3A - SCOPE OF MECHANICAL WORK 3A-1 3A.1 General 3A-1 3A.2 Scope 3A-1 Section 3B - PIPING MATERIALS 3B-1 33-3 3B.1 General 3B-1 3B.2 Code Requirements 3B-1 33.3 Pipeline Listing 3B-1 3B.4 Pipe 3B-1 3B.5 Fittings 3B-1 3B.6 Gaskets 3B-2 3B.7 Bolting 3B-2 3B.8 Unions 3B-2 3B.9 Insulation and Lagging 3B-2 Pipeline Listing PL-1 PL-2 Section 3C - VALVES AND ACCESSORIES 3C-1 3C-4 M1 General 3C-1 3Cr2 valves 36-1 3C.3 Air Vents 3C-3 30.4 Transmitters 3C-3 3C.5 Leven Switches 3C-4 3C.6 Recording Meters 3C-4 3C.7 Pressure Gauges 3C-4 Primary Elemcat Data Sheets 4 Sheets Control and Instrumentation Recorders 1 Sheet Control and Instrumentation Transmitter Equipment 1 Sheet Section 3D - PUMPS 3D-1 3D-6 3D.1 General 3D-1 3D.2 Code Requiretv,%ts 3D-1 3D.3 Type 3D-1 3D.4 Design G>nditions 3D-1 3D.5 Arrangement 3D-2 3D.6 Operational Requirements 3D-3 3D.7 Pump Characteristics 3D-3 3D.8 Characteristic Curves 3D-3 3D.9 Guarantees 3D-4 3D.10 Testa 3D-4 3D.11 Pump Construction 3D-4 3D.12 Motors 3D-6 Motor Specification and Data Sheets 2 Sheets (DENTON, TEXAS - 4688 (INDUSTRIAL WATER SUPPLY - D-18 031571 TC3-1 0 raP'. r y a4 a 1, t r r. t"Yn { A~, ' •'.it 1~~" r ~ °E ~ 7-17 Page thru Page Section 3E - RRECHON 3E-1 3E-7 3E.1 General 3E-1 3E.2 Equipment Erection 3E-1 3E.3 Piping Installation 3E-2 3E.4 Freeze Protection 3E-5 i I (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 031371 TC ~-2 W Section 3A - SCOPE OF MECHANICAL WORK 3A.1 GENERAL. This section covers the scope of mechanical work to be performed under these specifications. 3A.2 SC_tIPE. Except as otherwise specified, the Contractor shall furnish, install, and test the equipment and piping systems shown on the drawings, all in accordance with the drawings and the requirements stated herein. This shall include, but not necessarily be limited to, the following: Furnish and install the industrial water supply pumps and the cooling tower makeup nuir,ps Furnish and install, al) piping within the liriits shown on the drawings. This shall include all pipe, fittings, valves, and specialties. Furnish and install insulation and lagging as specified Furnish and install all temporary piping and blanking plates required for cleaning and testing Furnish, apply, and repair protective coatings for pipe- lines as specified Provide trenches, embedment material, and backfill • Clean and pressure test all piping as specified Furnish and install concrete encasement and permanent thrust blocks for piping as shown on the drawings Furnish and install all temporary protective end closures as required at terminal points of the piping (DENTON, TEXAS - 4688 } (INDUSTRIAL WATER SUPPLY - D-10) 3A-1 031571 r~ Section 3B - PIING MATERIALS 3B.1 GENERAL. This section covers the material requirements for the piping. 3B.2 CODE REQUIREMENTS. Except as otherwise specified herein, all piping materials, fabrication, erection, inspection, and testing shall be in accordance with the latest applicable provisions of AVWA, ASTM, and ANSI. 3B.3 PIPELINE LISTING. The. Taiping to be installed under these speci- fications is listed on the Pipeline Listing included at the end of this section. Piping materials, wall thickness, and operating and design conditions for each system are designated therein. Unless otherwise specified therein under "Special Features", the type of fittings, flanges, and gaskets to be used with each piping system shall be in accordance with the requirements stated herein. 3B.4 PIPE. All pipe shall be in accordance with the standards desig- nated herein and in the Pipeline Listing. Asbestos-cement pressure pipe shall be autoclaved cured conforming to ASTM C296 and shall be Transite of the pressure class specified, as manufactured by Johns-Manville. The uncombined calcium hydroxide shall not exceed one per cent by weight. Couplings shall be furnished for joining straight sections of pipe. Couplings shall consist of an asbestos-cement sleeve of the same composition as the pipe, and two rubber rings. The rubber rings shall conform to ASIM D1869, except that basic polymer shall be neoprene or other synthetic rubber. Natural rubber will not be acceptable. Cast iron pipe shall be manufactured and tested in accordance with ANS A21.6 or A21.8. Cast iron pipe shall be cement lined. The cement lining shall be in accordance with ANS A21.4. The exterior surface of all cast iron pipe shall be coated before shipment with a bituminous material approved by the Engineer. Coatings shall be repaired before installation. 3B.5 FITTINGS. All fittings shall be cement lined cast iron. The cement lining shall be in accordance with ANS A21.4. Cast iron pipe fittings for asbestos-cement pipe shall be 125 pound with "Ring-Tate" bells conforming to ANS A21.10. Flanged fittings for use with cast iron pipe shall be in accordance with ANS B16.1. Mechanical joint cast iron fittings shall conform to ANS A21.10 and A21.11. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 3B-1 031571 3B.6 GASKETS. Gaskets shall be furnished for all flanges. Unless otherwise specified in the pipeline Listing, gaskets shall be cloth inserted sheet rubber, Johns-Manville Style 109 or approved equal, conforming to ANS B16.21. Gaskets shall be full face and 1/16 inch thick. 3B.7 BOLTING. Carbon steel bolting shall be furnished for joining all flanges. The bolting shall ccnform to the followirip: Bolting shall conform to the requirements of A!NS 816.1 Bolting for bolt sizes 1-3/4 inches and larger shall consist of threaded studs and two nuts. Bolting for bolt sizes less than 1-3/4 inches may be threaded studs and nuts or bolts and nuts Bolts and nuts shall be heavy hexagonal head conforming to ANS B18.2 Materials shall be ASTM A307 Grade B 38.8 UNIONS. All piping unions shall be of the ground joint type con- structed from materials equivalent in composition and strength to other fittings in the piping systems in which they are installed. Union pres- sure classes and end connections shall be the same as the fitting used in the lines with the unions. Steel unions shall have hardened stainless steel seating surfaces on both faces. 3B.9 INSULATION AND LAGGING. Insulation ant gging materials shall be in accordance with the following requirements. 3B.9.1 Insulation Materials. Insulation shall be molded glass fiber insulation with a factory applied standard canvas jacket. Insulating cement shall be as recommended by the insulation manufacturer. Insula- tion thicknesses shall be as follows: Pipe Size Thickness 21r and smaller lri 2-1/2" to 10" 1-112" 12" and larger 211 33.9.2 Lagging. Aluminum jacket material shall. be ASTM B209 Alclad 3004, or approved equal. All aluminum jacket material shall be smooth sheet plain finished. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-19) 3B-2 031571 The minimum thickness shall be 0.020 inch for jackets used on piping having insulated outside diameters 12.75 inches and smaller. The mini- mum thickness shall be 0.024 inch for jackets used on piping having in- sulated outside diameters larger than 12.75 inches. Aluminum sheets shall be machine rolled and formed to accurately fit in- sulation curvatures. Aluminum jackets shall be provided with an asphalt and kraft paper moisture barrier. The moisture barrier shall be attached to the inside surfaces of the jacketing or shall be cemented to the insulation before application of aluminum jackets. Screws for attachment of aluminum jacket: shall be 1/2 inch or 3/4 inch (as required) self-tapping type made from stainless steel or 6061-1"6 aluminum alloy. Screws shall be provided with neoprene washers. Aluminum pigmented sealer shall be Benjamin Foster No. 30-45 or approved equal. (DENTON, T".XAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 3B-3 031571 i0 4 L V ~ V `O A u N ~r q C N N ~ A C 1) N ~k1 V ra .7 W a co W .e oa O Le) O V1 F-I u1 N H I V I Q U J YI 00 nd .O~ • I ~ V T ^ ~ p U E H ON C4 N ~y ~ ti] in M 7 til ? C~ 14 C1 3-. th V ."7 CG .-1 ~ V C7 N fA O ti G t~. p OOy ~US P. o,;44 0 r-I CG ~ ~x~ o N ~A.a n~ t+A vv~~ vi 1 F O d V) U~0 aF+ jpp Ln LI) N N N))))) el N Y n o1 N N F L Ik • 6 t, H 04 Sa c a I+ L; 04 O O 00 14 1-4 P-4 n e`i aw ai44 F OO nom a O o ~7 1 a a ° F C~ U [FJC✓~]] rn aHWa ocu a ^~p ~rx LAI W N H E~ u1 ~ CG y 7 '1. C» L N 'I. yI H F4 L:) HH W ~0. t H o~ t ~'n W ysAN~ i4r s w IUnA =i r-t fp, ts,HNN ~a NP cd ] C x iy L- 'r C7 ~ U H > Uu A ~ O F :.m S~ !i V N .-t ~l 'L V. LL) ~0 y aN~' A' Wa1y" r ~C n%F n{1 A t. z, i U I% p A~ ~ N M PL-1 N~ b~ V D 1 C N N J ~ C lJ w [Q it .e a l a H -4 7' .s a4 Irl 'd N N `n O I N J 1 U M H `.I4 U N~ 7I L I .a ' a u tn N H H O C4 HO W caFO ~kl~ V0 4 wic o tn~aio 9X4 0 Ln F4 a, Ln en ngQ'~ Hwy r noa IX v,N -t E3aHOO~, a va I~4oGHhU j d o /w v CL O O H H N a~ a ~N p+ w 1 A i Ln ~c Ln ZP 1, ' N N a V H C ~4 . Cy IH^ AL l4 a w N 1+. a 10 CL It co 00 -1 00 Ln O r a A { s cc..~~ H 3 f PG ~ ~40Q ~~FO f+~ O S; H A aU~Li t\S~U •a Z _7 Lam! C~U7y 00 c 3 -7 \ 7pp 3 3 ~G F F F U 4 W f 1. A W a J CA [G O J H H y y 31, 64 8uN u00 yQl ~S a m 4 M PL-'l Section 3C - VALVES AND ACCESSORIES 3C.1 GENERAL. This section covers the requirements for valves and other accessories to be furnished and installed. _,C.2 VALVES. Valves shall be furnished as shown on the plans and as specified herein. 3C.2.1 Check Valves. Check valves shall have a pressure rating of 150 psi and shall be Mission "Duo.-Chek" valves. Valves shall be 1BBM (iron body bronze mounted) and designed for installation between two ANS 125 pound flanges. 3C.2.2 Butterfly Valves. Butterfly valves shall be designed and con- structed 1n accordance with AWWA C504. Butterfly valves shall be Allis- Chalmers, or approved equal. The valves shall provide tight shutoff against a maximum differential pressure of 150 psi. The butterfly valves shall have cast iron bodies, cast brvnze discs, Type 304 stainless steel shafts, and Buna-N seats. Valves shall have 125 pound flanged ends faced and drilled in accordance with ANS B16.1. Each valve shall be provided with a worm gear reducer type handwheel operator designed for operation in any position without loss of lubricant. The oper- ators shall be selectei to meet the torque requirements for seating and unseating the valve with maximum differential pressure across the valve, or a maximum pipeline velocity of 10 feet per second at the valve. Each oper- ator shall be provided with a position indicator and locking device. 3C.2.3 Globe Valves. Globe valves shall be IBBM (iron body bronze mounted) with face-to-face dimensions in accordance with ANS 816.10, Clas,3 125. Valves ehall have flanged type bonnet joints and shall be of outside screw and yoke construction. Body seats shall be of the renewable type. 3C.2.4 Gate Valves. Gate valves shall be bronze with screwed ends prepared in accordance with~ANS B16.5, Class 200. Valves shall have union type bonnet joints and shall be of inside screw, rising stem construction. Valves shall have either integral or renewable seats. 3C.2.5 Three-wa Valve. The three-way valve shall be manufactured by DeZurik Corporation. The valve shall be furnished with Combination 1 flow pattern, resilient seats, and of semi-steel construction. The valve shall have a pressure rating of 125 psi. (DENTON, TEXAS 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 3C-1 031571 I~ The valve shell be furnished with a Limitorque Type SMB electric motor operator. The operator shall be furnished with a Limotorque "Modutronic" control unit mounted within the limit switch compartment. The control unit shall operate on a 4 to 20 ma signal from the level transmitter specified herein. f The operator motor bnall be designed and fabricated to conform to the requirements of NEMA, ANSI. AFBMA, and IEEE standards, and shall be selected and applied for the equipment duty service in accordance with the requirements of NEMA MC 1 and MG 2 standards and NEC. The motor shall be of the shunt wound do type designed and fabricated for operation on rectified ac current. Full speed control over the required torque range and dynamic braking to prevent overshoot and hunting shall be provided. The motor shall have n,ihygroscopic Class B insulation system. Temperature rise shall not exceed 75 C by thermometer (85 C by resistance) in 40 C ambient under the operating conditions of full wave rectified. field current, 1/2 wave rectified armature current, locked rotor current, surge current, and dynamic braking currents for continuous modulating service. Sufficient torque shall be provided to open or close the valve against maximum differential pressure at 90 per cent nominal voltage. The motor shall be furnished with a cast iron, totally enclosed non- ventilated enclosure suitable for outdoor service. Double shielded, 1 grease prolubricated autifriction bearings having AFBMA minimum B10 life rating of riot less than 100,000 hours shall be furnished. Field and armature leads shall be terminated in the switch box. The motor operator shall have four rotary drum limit switches, each capable of being sat to trip at any point between fully open and fully closed valve positions. Each rotary drum limit shall have two normally opened and two normally closed contacts. Double torque limit switches for the motor operator shall be provided to limit opening and closing thrust. Motor operators tih.ali be supplied with 120 volt ac single phase apace beaters located in the limit switch compartment. Motor operator enclosures shall be equipped with Crouse-Binds Type: ECD combination water drain-breather plugs or approved equal. A handwheel and position indicator shall be provided for manual operation of the valve. Provisions shall be made for manual engagement of the hsnd- wheel at any time except when the motor is energized during which time the hande+heel shall be automatically disengaged. The operator shall have a two position (Auto-Manual) maintained contact selector switch wired in so that electrical operation can be completely disabled when desired. The motor operator shall be designed for installation in any position with- out lubricant leakage or other operating difficulties. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 3C-2 031571 3C.3 AIR VENTS. Automatic air vents shall be furnished and installed as shown on the drawings. The air vents shall be Armstrong No. 3-AV, or approved equal, with one inch connections, cast iron body and cap, and stainless steel float and valve. 3C.4 TRANSMITTERS. Transmitters of the electronic type shall be furnished in accordance with the Control and Instrumentation sheet bound at the end of this section. Transmitters noted to be locally mo-mted shall be equipped with mounting brackets suitable for attachment to a concrete wall. Enclosures shall be suitable for outdoor installation. Transmitters shall be designed for a working pressure of 600 ps,. Transmitters to be connected to their systems by use of piping shall be furnished with any flexible connectors required by the transmitter design. All connections for primary piping shall be provided with NPT female threaded connections not smaller than 1/4 inch. All connections for electric wiring shall be provided with holes or knccknuts for electrical conduit con- nections not smaller than 1/2 inch nominal size. Electrical connections to locally mounted transmitters will normally use a short length of flexible conduit. All transmitters shall have less than one-half of one per cent shift in output with a 100 F change in ambient temperature. 3C.4.1 Flowmeters. Flow transmitters shall be Bailey Meter Company Type CC1253A with indicating scales. Flowmeter primary devices shall be in accordance with the Primary Element Data Sheets bound at the end of this section and shall be to-loss flow tubes, Type PMT-1 as manufactured by Penn Meter Company. The primary devices shall have fiber glass reinforced polyester bodies, bronze throats, and 150 pound ANS carbon steel flanges. Primary devices for flowmeters shall be provided with all required acces- sories, including meter connections and nipples. All nipples and welding adapters shall be o•.,ie inch and for socket weld connection. Primary element beta ratio shall be not greater than 0.70. Flow tubes shall have the essential data stamped on the flow tube so that it can be read and transferred to the exterior of the pipe in which it is mounted by the piping fabricator. As an alternative to this procedure, the serial number only of the flow tube may be stamped on it, and all essential data relating to its installation given on a supplementary data sheet for transfer by the fabricator to the pipe exterior. 3C.4.2 Level Transmitter. An electronic level transmitter shall be furnished for control of the three-way valve and shall be manufactured by Fisher Control Company. The transducer shall be of the displacement float type complete with float chambers of stainless steel construction with capability for top mounting on a tank. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 3C-3 031571 The transmitter output signal range shall be 4 to 20 ma do and linear with respect to the measured level within plus or minus one per cent of tl-.e metered level range span based on a specific gravity of 1.0. 3C.5 LEVEL SWITCHES. Level switches shall be Magnetrol having float and body construction appropriate to the service conditions of the systems to which they are connected. Switch elements shall be of the mercury bot- tle type magnetically coupled to the float. Iwo switch elements shall be available at eac', level point monitored. Switches shall be reversible for NC or NO operation or shall be double throw construction. Switch element leads shall be of high temperature construction and terminated on terminal blocks within the switch housing. Switch housings shall be splashproof construction unless otherwise specified. 3C.6 RECORDING METERS. Recorders shall be in accordance with the Control and instrumentation sheet bound at the end of this section. Round chart recording meters shall be Bailey Meter Company Type WM55A Model E101 and shall be equipped with charts having a nominal diameter of 12 inches, driven by ac synchranous electric clock motors at one revolution per 24 hours. Cases shall be designed to mount two pen mechanisms and two integrators. Each re- corder shall be provided with a phenolic nameplate mounted in the window, which states the quantities measured, color of records, ranges of measured values, chart multipliers, and integrator multipliers. Sector scales shall be provided only where required by the Instrument List and shall be gradu- ated In terms of the measured variable. Pen mechanisms shall include capillary ink systems with sealed ink sacs or bottles providing not less than ? months ink supply. Chart scale ranges for all recorders shall be as selected by the Engineer, and any extra charges for special scale ranges shall be included in the lump sum contract price. All recorder charts shall have graduations which are linear. The use of square root charts for flow measurements will not be accepted. Each recorder shall be provided with a one year supply of charts and ink. Each round chart recorder shall be equipped with a ubber stamp giving the essential data described for each recorder nameplate and shall have the rubber stamps attached to the interiors with chains and fit- ted with mounting brackets and stamp pads. 3C.7 PRESSURE GAUGES. Pressure gauges shall be Ashcroft Duragauge Type 1377, or approved equal, 4-1/2 inch dial type gauges with stainless steel movements and bourdon type tubes suitable for the maximum pressure and the fluid medium. All pressure gauges shall be furnished with 1/2 inch NPT bottom connections. Direct connected gauges shall have vacuum protection overpressure stops, and pulsation dampeners. Dials shall be graduated in terms of the measured variable and the service description shall be marked on the face of the dial,. Gauges shall be as follows: Maximum Pressure Tag No. Legend Pressure, psi Range, psi P-1 Ind. Water Supply Pump Disch. 150 0-200 P-2 Ind. Water Supply Pump Disch. 150 0-200 P-3 C.T. Makeup Pump Disch. 65 0-100 P-4 C.T. Makeup lump Disch. 65 0-100 (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 031571 3C-4 UNITS I & 2 CirI.ING T04 1£R YAKF-11P FV" F' III,, ICE L, ITEM N0.!USEO WITH IIUI 00. FLANGED 'Ji NTl1RI- dNSERT PpIMAEY fIEM[NT WE a MIR~AR1 ELaENr MATERIAL FIBERGLAS QEINFOR! EA POI.': £STI RD,.r TN.ROAT 3• it. DIFFERENTIAL HEAD i•H 01 •;RF•ATFT) FFFI,IEF-NT FLOW MEDIUM r,p.S NORMAL= S b, FLOW MAR= _ ST NA OARp CONDITIONS OpERATING COMDITION9 a - 45 PSIl55 YSI DF5IG1 PRESSURE 3~w - 5~c Dk S I!:"I iEMPERATORE 10. SCEAMM L MOIST ON GAS S REL. HU/IOITY } it. SPECIFIC 001Ti- VISC091TI - - - f . . l L PIPE MAILRIALlPIPE 512E C S 140 0,286 PIPE SCM O)WjLL THICKNESS F F)65 i - -ANSI 15r,0 F.F. a PIPE IDiPIPE ENDS 1818E A99Tf _ Sr- FE INLET TLET HORIZ6PITAL tT, FLOW DIOtCTIDN c~$Lf+Id PRI ELEMENT ABOVE OR BELOW METEp IELD IF(] KI 1.56 I_ ~y u Eq, TVPVUSAS RATING. AGA ORIf fLAwGE UNION t\' VE?`.iUPI INSERT Iu W Il. EXISTING K SIZE N;PPLE IM K 'K - 51T P PIaP E ounET - j J2" FF.NALE NPT • I 541 a r RESLRYOIR INLET'OUTLET - 2S. RT *101p RAT 1~ Nr~~. PLAIN END -0 5-2 COISULTINB fNAINEFRS - KANSAS CITY, MISSOURI pRItAARY f l EMENT 4688 DATA sHEET S~- Elf - DENTON, TEXAS b IRK. AUN,CIPAL EUCTRIC GNERATING SYATION 1 'dA1EI~ SUPPLY Issue jt11)US'CR[Al. OATf a[YI5I4N. a ISSI E N0. IT ,I~I_ ~ T'711.1~"+ Tf,;JEP „A?E-iIP ~L71 FT-2 SEROICF - , - TFJi NO.yUSCD VIfN iTi.M KO. FF.-2 lF'iT!'R1 I S;4'r fRIkARr ClFNEKi TY►E - - F1PhR'~LAS RF'.I13F~~Rr,E;> P0LYFSTF.R-BFbN2F. THROAT 8 . PR11iARY tL UIENt MATERIAL } r. IJIfFER{NTiAI MEAD i'N201 120 y, RFATF;{) Si~r ~Loy MEDIUM F1 Fl,'Ic? T ~Ax= 15r NDRIfu= 500 GPM 6, FLOW WE OPERATING COMDITIOils _STANDARD CONDI3 45 M/65 PSI DESIGN 9r-'F/151F III, .I AIUN[ F r._-...~_. U TEMPER 10. STEAM S MOlsf OF GAS 3 REI.. NUMIJITr~ _ 1 11._ SPECiFIi GRAYIII Pi Ft owRiAL PIPL s12E S. >I PIPEaSCNEO_4A11_fl,'~~viSRr-_..___. A!liI F.F 6 ^.55 PIPE iD aPE fw95 VI. `.`st _ - 5t ..r,0 A, NGT SSRAI PVPe ~ AVyILET. i )RIZ~.ITA1. ,.7. FLOW OIREGIIDK BFLf)'+i 1R. PRI_EIFREKi AB4rEr ON ,f,LDr NEFE~ rFlf -Fr~O,SD~I/~•F• - 19. TYPV USAS RACING FACIK6 2Q, AGE URIf FLANGE. uwID9 _ 1y 717?1 IRI 1hSF.R W 21. EXISTING WK 5111 NIPPLE IN 91. TYPE MlfrtE ajtj.__ _ 1 0 5•I 1/2 cE`tA[.E NPT RCSERVOIA INLET OUTLET - 25. RESCRVOIA PA;SSUA R►tIKG PLAIN ENO u w i r. r ar 2~-b" , -MISSOURI tlIACK 1 -If ATCM, TQ~i;lTIM4 9AOIAEEAS - KANSAS CITY, - PROJECT T r,6a? IATA S~ f c' I DENTON, TEXAS - t PAL ELECTRIC GENERATING STATION 1 MUNICIPAL l 5913e i I o h,'S,fR.T AT. WATER , 11 Y[ Y SERVICE ir°'ER !VVYI,: UP FIIIbl IT(M N0 j J WITH ITEM NO. FN.-'S FT- j, PRIMAR=•I~F.M(.wl SYPE~ FI.A,jrv,') 'lEtiP!JRI I!tS g,'1 - PRiMARi. ILrMTNT MAIERIAL F1PFR'•1.AS RFINFOk'.F,r, P'IL', FSTER-BRONZE TEROAT N, DIFFER(wTIAI NC AL Of 2 S. ROW MEDIUM TRFATEI) 'jEtfArF EFFf VF, .T e. r1oW RATE MAA- 1250 rP`" NORMAL= 1000 GPM a STANDARD C00ITIO%5 _ OPERATING CONDITIONS ` T PRESSURE 45 VSI/65 PSI DESIGN - - - - 80F/150F DESIGN u IfMPEkA?UGC F 10. `S1 UM i MOIST OR GAS % REL. HUMIDITY 11. ~>PELIF IG GRAVITY V SrS 11 _ r~~~, - Pip 1 PIPE MATEPCAI_PIPE SIZE N PIPE SGHCL ►'A:1. INtIiN[SS 40 C•322" 9 ANSI 15`11 F.F. S. PIPf IO PIPt. CML9 PIPE ASSYf ~ 16. LENGTH STAAIf,NT_PIPC 1111LETrOUTEET IT. FLOW DIRECTION HORIZONTAL 1 PRr fLENENT A90Vf ON !FLOW METER BELOW 19. rTPE.U_%A5 RArINSrFACIUG~M 4JELD NECK/150?i/R.L. _ AW OQIF ft1NGE UU%!4%%_ _ u ZS, tw15TING Al%N2 ~ I'7 '1F4TIJRI 1'aSERT - III III tt, SI1E_NIPrLt_Iw r~,Np 21, ' TYP I-N-- iPPLI OUII ET S1! _ N, SN 1/2" FEMALE NPT ~ R[t.(PrJlw tw- c~f.l-OUTICS I" Sy, RESERVOIR PRESS1,0 RATING t PLAIN END u e E~ _ H 5-2 91ACK~1 YEAfCM, (ONSUtTINO ~J)"VINIFRS - KANSAS CITY, MISSOURI PRIMARY c'uf.NT 4538 IA IA St'ELT DENTON, TEXAS WE IT 1 ~E._ JR MUNICIPAL ELECTRIC GENERATING STATION 3 FVisI''• !4 I~s~ l Ko. Hf IND'1STPIA1, 0ATFF ''1?PLY ^ R Loa ('nnl.ltdf. 'E'Ir.IER MAKE-'IP '~L~)tJ St RVICC "T 5 E, ITEM MOUSED w, 111 IIEII No•...r-_-~, T: I,pp~rp•> VFI~TTIRi ~Ili~;t'.<T 2. PRINAIV ELEMENT IM p. SRONZ_E-tHRAAT_ PRIMAar ELEAE%l FUIERIAEY-,-_^~ °Iflf'RrI.A:; RE:If~F~H.FI~ YJIYES'!'1 N. DIFFERENTIAL NEKOO ~'!jOI C+.IdA'tl': F.FF1_.'7E'IT NTFT) _ MY 111011A1 1259 GPM 6, flow PAT( _ OPERATING CON01110N3 - v CONDITIONS STANDARD 45 PSI/55 PSI DESIGN -BAR9Mf:EN f.FSiGN IF IPtRATURE f E0. SUAN 1 MEIS! OR GAS• MLpmVOITY I.O ~E! SPECIFIC GRAVITY - Y,K(AIT+ _ - C.S. - - E} PIPt "ATEa~AE~vIfE p.327„ ~n PIPE SCNEO;wAII. THiCFNE35 _W 7 IT - pT1SI I50 F.F. PE 1SSrt S,-Poo y PIP{ ID'PIPE END! vI (RAI T PIPC IML J ET. DIRECTION 110RIFOJ"AL FEOw DI B, PR; ELEADIr AVVE oR IEL~^ RA11MG'FACINfi ,dFLD NECK/15r#/R.° TYPE 00, It. AGA ORsf fIANGE„U%IO% _ EXISTING N 'A+ Ir TlENTURI INSERT I+, E SI NIFPLE IN A 'i • p( IP LE W1lEf Sw - I" S41 I/2' FFMAI,E NPI' N RES(PYOIR 1111L1'OUTtET -r - ~ r.- ~3, RESCRVO?R PRESSURE RATING _ -PLAIN END ES r - Or 5-2 2 7-2 BIACII L of AICN. COMSUITiMIi EN9Iof EIRS FAN:AS CIIf If , Mis$outI _ PROJECT PRIMAP.Y '..IwFNT a639 DATA ,`,31FiT DENTON,TEXAS MUNICIPAL ELfCtPIC GENERATING STATION 4 2.2a iYSUg__ Fit INTIJSTRIAI. 'ik'rF.R St'PPLY _ U 00 W M 1J N IL .1 H s W Z 0 R t o h t Z 01 w LL W ~ Z - In N (Z z H ~ c W W W " a °C 1 y y. J i ~ k i OTC u « U W n ii 0 F u n e: uh vii N a r4 y 6 O W Ef t~/1 V D rz W W r 3 i Y. + { W F+ v Fl J J ~I so H 111 i 1 C~ pe, G~ W tiJ I 1. .1 .+1 W L _ re. m W :3 U4, 3 p o O W U f' rt +7 3 t/ W -At H3 f r~l C' ,C.1; O 13 O I .y I.1 .s a `t: r Ui a tl. w e r.. r<• a .o H ~s i , a ° a n. n $ 3 I w a r+ _ t a :t s Ul '-i i W H ,I H I I t, W LI j!' IO H taI L4 X 1 I! X44;: i N N a; oC U C.7 ^ I I c IJ Q Cc ~Y IY 4. G- W~L7 WYY ~ •1 J O. N H er G1 n a ~ F+ Z x n f CO K G, n r z S G.i G1. W L-4 x H 1 W y n X 7C' Y y. a .t _ N Y ~ _ y = 41 x ` w w w w w x `v; ° > = 1' V -Al a W y ~ N H O N u1 Vl V1 W (A y 1Y 1'.- w LA 0 Y M1 Y ~ °t 1 N I~ W w _ A V N W i p C% q a r L) w a C) rl LA. U O O C, N i " -4 -4 J I }~1 #I +I J .~r N :14 7 o ow 01 96 d' W x y x DC " LU cn L) F- x u F+ 0- o N r N O N O N x N i Z V x 4 L) r4 Lu f-4 0, 04 hy- Q C a~ C~ ~ V J ~ b Q d 2 •L d d o N O P: d 1. 7Ht o~ i 1 n V ° j kn V to u t 1 W la p Z a r ~O a'CI7 a U W ^'1 z F+ x PG c: w ` g o a 3 ~ ~ i I o 0 O r. N CD O ~ l1 .•i C7 w ` u w u . ' J M :J .f U'1 .'1 tl 1 ~ N C W F.:~J I F of l!- it, n) r-slo•I~-~ Section 3D - PUMPS sect formanG!,-IERAL. This tower makeup pumps. 3D.2 CODE REQUIREMENTS. All equipment and materials shall be designed and constructed in accordance with the latest applicable requirements of the standard specifications Acodes of GMA, andtlotherdsuchiregular published IEEE, EEI, and ANSI, ASPffi, ASTM, NEMA NEMA9 supplemented by these and accepted standards except where riodified or specifications. 3D.3 TYPE. The pumps shall be of the vertical wet servturbine or centrifugal type designed for heavy-duty cotinure. 3D.4 DESIGN CONDITIO.;S. The pumps shall `•e designed for operation under the following conditions. The performance indicated shall be guaranteed. Industrial Cooling Water Tower Supply Makeup --?um 2s Pus^.ps Two Two Number to be furnished Treated sewage Treated sewage Fluid pupped effluent effluent 80 ao Design water temperature, F 2100 2100 Capacity, each pump, gpm 200 100 *Stat.ic discharge head, ft 's00 150 Maximum shutoff head, ft 1800 1800 Maximum speed, rpm * The static discharge head specified above shall be the static pressure (not including velocity head) available, %~ith minimum operating water level, at the pump discharge connection referred to the miniumsuptrating water level as ddLu*m, bead losses through the pumps includng con inlet losses and pump cutunn friction losses are not included in the head specified. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-16) 3D-1 031571 Water analysis, ppm 122 HC03 Nil C03 Nil • Oil 85 C1 121 S04 26 P04 Pheno alkalinity, Nil CaC03 Total alkalinity, 100 CaC03 19 Si02 1-4 Iron 32 Ca 6 Mg 126 Na • Total dissolved solids 539 Total hardness, CaC03 113 701 x 10-6 mhos Specific conductance PH 6.7 3D.5 ARRANGEMENT. The pumps will be installed outdoors in an unpro- tected~location and all necessary features required to adapt them for operation in the weather encountered at this station shall be provided. pump setting arrangement Operating floor Datum Center of pump discharge Above (DENTON, TEXAS - 4688 ) 3D-2 (INDUSTRIAL WATER SUPPLY - D-10) 021071 Pump pit low water level 101-0" below Bottom of pump pit As required 3D.6 21'1?RATIONAL RESUIRIMENTS. The pumps shall operate without cavita- tion, pitting, excessive vibration, or noise in both two pump parallel operation and single pump operation and when starting rir shutting down a pump with another pump in operation on the header. Ilse approximate system head conditions are as follows: Industrial Water Supply Pumps Coolin Tower Makeup Pumps 1200 gpm 100 ft 1000 gpm 25 ft 2250 gpm 120 ft 2100 gpm 40 ft 3000 gpm 140 ft 3400 gpm 70 ft 'It,- pumps shall deliver the head and capacity specified under DESIGN CONDITIONS in parallel two pump operation. For single pump operation, each pump shall deliver the flow indicated by the intersection of the pump head-capacity curve with the system head curve. The pumps shall be suitable for uncontrolled operation against system head in both single and two pump operation. The pump motor capacity shall be such that with either two pump parallel operation or single pump operation at runout the motor current shall not exceed the full load current rating and the motor temperature rise shall • not exceed that specified in Section 4F. 3D.7 PUMP CHARACTERISTICS. The head-capacity characteristics of the pumps shall rise steadily from the design point to shutoff, The maximum shutuff head given under DESIGN CONDITIONS shall not be exceeded. Preference will be given to pumps which have low shutoff heads, low required horsepower at shutoff, and maximum efficiency at approximately the rated design conditions, 3D.8 CHARACTERISTIC CURVES. Characteristic curves shall be submitted for each pump. The curves shall show head, horsepower, net positive auc- tion head required, and efficiency as ordinates and capacity as the abscissa. The curves shall be drawn at the pump speed equivalent to full load motor speed. These characteristic curves shall also be submitted for the maximum and minimum diameter impellers which may be fitted to the pump casing. Speed-torque curves shall also be submitted. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 3b-3 031571 3D.9 GUARANTEES. The pumps shall be guaranteed to perform as specified and and as shown by the performance curves stated in the Proposal. The ithout slve vibshall be ration* or noise under all conditions. The following shall be guaranteed: a. Capacity at tht. design point head b. Total head at the design point c. Submergence required d. Efficiency e. Horsepower input at the design point and maximum horsepower requirement f. Ability to operate in parallel g. Ability to operate singly under all one pump operating conditions h. Maximum (shutoff head i. No critical speed shall occur at or near the pump operating speed J. Ability to operate without corrosion or undue maintenance with the fluid as specified 3D.10 TESTS. After installation of the pumps, a test will be performed by the owner to check the pump characteristic curves when operating under the conditions based on the certified pump curves. If the difference between field performance and the expected pump petfur- mance indicated on the certified pump curve is, in the opinion of the Engineer or Owner, too great, the Contractor shall modify the pump as required to enable it to fulfill the guarantees. 3D.11 PUMP CONSTRUCTION. Pump construction shall be in accordance with the following requirements.. 3D.11,1 corrosion-erosion resistanceeofitheefollowing materials: shall be Pump column Carbon steel ASTM A36, epoxy lined Discharge connection or head Cast iron ASTM A48, epoxy lined Suction bell 16-18 par cent cr stainlesu steel AISI Type 316 (DENTONO TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 3D_r, 031571 Pump bowls, volutes and diffusers 16-18 per cent cr stainless steel AISI Type 310 Impellers 11.5-14 per cunt cr stainless "teel ASTM A296 Cr CA-15 Wearing rings 12-14 per cent cr stainless steel AISI Type 416 hardened Shaft 12-14 per cent cr stainless steel AISI Type 416 hardened Shaft sleeves 11.5-14 percent cr stainless steel ASTM A296.Cr CA-15 Bearings Bronze 3D.11.2 Impellers and Bowls. The bowls shall be flanged and assembled with Type 316 stainless steel bolts. Screwed-in bowls will not be con- sid:red. Impellers and bowls shall be provided with renewable wearing rings. 3D.11.3 Pump Columns. Joints in the columns shall be flanged and bolted with Type 316 stainless steel bolting. The pump columns shall be designed and constructed to obtain accurate alignment automatically when the column is assembled. 3D.11.4 Bearings and Lubrication, All radiel bearings shall be of the bronze sleeve type lubricated by the pumped fluid and shall be of sufficient number to prevent shaft whip. All bearings shall be mechanically secured to the bearing housings to prevent bearing rotation or movement during operation. The thrust bearing shall be located in the motor. 3D.11.5 Shaft Seals. Each pump shall be equipped with a packed stuffing box of sufficient length for the imposed internal pressures. All packing and lantern rings shall be furnished. Split glands shall be furnished. (DENTONO TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 031571 3D-5 The space between the motor and the stuffing box shall be sufficient to permit removal of the packing gland and insertion of packing without dismantling the pump. 3D.11.6 Shaft Couplings. Each pump shall be furnished with a shaft coupling. The couplings shall be of the rigid adjustable type attached to the shafts by press fit and keys. 3D.11.7 Motor Support. A motor support base shall be provided for bbase mounting the drive motor directly on the pump. The motor support races, shall be of cylindrical construction with all supporting ribs and if required, on the interior of the base. Suitable access openings aball be provided for convenient access to the coupling and shaft seal. All bolting, washers, and dowels required for securing the motor to the base shall be Type 316 stainless steel. 3D.11.8 Soleplates and Baseplates. Each pump shall be provided with a heavy cast iron or fabricated steel baseplate. Separate heavy steel soleplates shall be provided for grouting sad shall be designed to permit removal of the entire pump and baseplate without disturbing the soleplate or grout. The baseplate shall be provided with a drip lip and drainage grooves sloping to a drainage hole which will discharge into the pump pit. 3D.11.9 Reverse Rotation. Each pump shall be so designed so that reverse rotation induced by backflow of water through an idle pump will not cause damage to any of the components of the pump and motor. 3D.12 MOTORS. Moturs shall be furnished for each pump in accurdsnce with the requirements of Section 4F and the Motor Specification and bat,; Sheet included herein. The motors shall incorporate thrust bearings for the pumps. The bearings and their supports shall be capable of operating for extended periods of time at any of the thrust loadings imposed by the pumps during starting and normal operation without damage. Motors shall be manufactured by Allis-Chalmers. (DENTON, TEXAS - 4689 ) 3D-6 (INDUSTRIAL WATER SUPPLY - D-10) 021071 1 rI u I r,lrn 1+I N I NIHIS'TR I AL WATEH SUPPLY PUMPS rln' AS REFI' I1 I {h 1800 fiM. 5fY r,l 1rl 1~, ISNl4V' I I I II•I I II IA D-10 " 4688 nv' 1n'li I' , ,1,,1 11. I'.,,Y lhf l' i 1:. "o - ttll, t, 1.. .I1I , N,rli~ '.rIII tl't l~ ' 1fA11 U FIUi I. A':I '.'.'1 I~,1111'llNi r1?1111!', ,twf1. IWAI 411'1!1• f4l, GI111 IU MI)111N 61JIfJI ".NAfi A I~ M1III I1 I0 YES (lW h1gF I.I ip l 1'1;11 Nr IE INDUCTION AS REQ'D,,, 460 it l 3 rnA ; 60 l it ff OUTIo',a `J Ill 71,1171 2 n/Ill 111. 111.. 1.0 I', JI LA° B 14 ~:1 ;{4'tl t Iq; tM1' B ".rv,,,AIII X (?,III) {N!AI 1tlA if ii AM f• III 1NF 501- TEFC Il,MINI IJl', VERTICAL HA; HOLLOU 11r• AI•u'. 120 Vhl I 1 IkIr„I e'IIII h 101 IFAI.AI1 I1 FM hi NO A1' , II I. NONE lull:inr IoI-111. NONE otI fIAll', NONE. n1111;, I:I„IIC{N,NI P-BASE MOUNTING n+n' I'Ir, IYI ANGULAR CONTACT BALL THRUSTIN IIIiw 1-1n HAtI I, 1 sI I 130a000* IIH'i ur,!rI' a11rIN; IY1'l CREASE .v Till REGAEASEABLE gTO rR v.Il1iII-iIINI. DEEP GROOVE BALI. GUIDE BEARING* IE11FcFAlllbl I'1ilII A'1 [i' lU 111r•IIrIM1I I,r'y1.1 liq APATE GI If T!1'1411AI W;I 1HNONE L1[I vuw nE4'; NONE nl}+~ II NONE NONE Ht a.IN n11 CI, I;,,ati',i r.lc.; rYl I 'II '•T INC Irr,I IIIpN : x!11 ,t 'I Ili,! Yd, lull;r jry ":41 NIINIM1.o!+ Al LOAA FIl i'IIGIN'; .14 1 i --pll', +I ->.If11llR "n,'ll LOCKED ROTOR KVA/11P SHALL NOT EXCEED 5.77. BREAKDOWN TORQUE SHALL BE NOT LESS THAN 200 PER CENT OF F.L.T. ,I RIGED „1 1!1 "a1I I'u11. ur, rr,'J'11'u pY CONTRACTOR , •~',1'~'.I CONTRACTOR + I'rr,tl. AI1'AI-AIIi Tar,', Ic41-!'IIiiIll' -r CONTRACTOR VFl',- fIII1 I04r1 111P, 41 Ar.CI '~rNAr IM, IINf 'SEC fu{rJllf vlfY ~IPI I I I I r' i rP, IN Q n ~ 1 1 '11 AIS f IN III I IfN~Y, 1i.I+ r INI '4kl IUA 1 U dri Iht,¢IC! I 1,W 11, t41 AIAi'' r',JiFnIL L At ; l/. 1'iId14 141111,, l6' r4! L')I.AtI.I -(111.14 I'I'- iII l ;-I.It V7-1F9 I tan-'ISS 'I)t L 'J1 Th' , II 11-1, IIJAi1; 1l' /A u/n ra'} NIa1'I'" ''AIAYn"v,$ TrIvQ111 II-lH 355-i1o IfJIII M1110 4 W1 111' 110-11109 ,11.ISr ~ : rl I'I I 1 1'11AL I")I'll WI IQ", l+IriO-7PG9 VIII FAT I':„ I~AIE PU1:1, IN11, 11n Id I Ir 7F9n- r90 Juil INC l'rr', C'FF14 t4, I IM! i','I 1 r)l,fl1 11 . M0T0R SPECIFICATION AND DATA SHEET ° BLACK s %EATCH DENTON, TEXAS MUNICIPAL ELECTRIC GENERATING STATION 1 'J1 2 CO',SLLtl53 E.'.GI\EEI+S KANSAS I Tr , TNDUSTRIAL WATER SUPPLY I'~I'i(N 101111 x1N1 COOLING TOWER MAKEUP PUWS he AS REO'D j AS REQ'D krM, he' F, gar Mi;11iGPI ul I lir I i I I"M MOM D-10 ~rl; rr~MA~ MAN M1M f'1 0,1 f1 f 468e 0 LI1 IId V' HYLk M1bll(, 'WI1 IfV1/, fiHY L[ifI ',I 1r IYI' AI 1q. WK~ r:11lkuirl P! 111 !0k !IlI!i tIi112 Gail :'Itilrl IfJtjII'MINI 16,11'If,, 'IIIWLU IHON MUlOP ENO 0110'.111 r0 MUIOR OUIf UI JMAI'I n + YES l w Crw • r•i 4 ~ i~i~~,~a1 INDUCTION AS REQ'D, 1 460 v, I 1 3 PHA',t 60 111 to 1, IF OUTOuP s4PVILI 2 -I('V1'' rwcp 1r0 O(',I(,N rAV,. B 114 1 1 I 'a' 114 . , B ' 1W W4 X 'I At Irl I IC .0`J)LAII0 AMP )1mP 50 111' TEFC MOUNTIN', VEP.TICAL ,H.t+r HOLLOV rvi otif 120 VrAT', 1 Pw,I; wlrfn 10 ;tr'.ea11 IIPM FV)N NO I".III A I 4 I I t I I ; NONE Iij'6iNr rwAN'It ok'IEp; NONE `,OLE rwr, NONE ur'IT k P I;u I l:Wll T. P-BASE MOUNTING rlA:ll',': YIIANGULAR CONTACT BALL THRUSVIt; A[WA II-10 J,ATUI 1111 130A000* HR; Lu1,kIr,A- F', ?I IYPI GREASE .Y1114 RErREASEABLE DEEP GROOVE BALI. GUIDE BEARING* T; 1;1 rog 717k i. IIIi!19'• : W I PI Ir 10 11 h'l I N A L IIOA 1,!I IN '01APAIL Oi 11 (AR It kMINAI AA n1'I+;1rr,: w+. ILK fHA I NONE 11N)", 00im, g1Htk'. NONE IN; TY>t NONE IIISCHAk,f AIk: TYPE NONE -IA;•I(N','ILIIIWI~; V( I AtJ AV: I'R10ri IU I A k I , hIINIMIJto ALL0WA8EF OUrIIN r, SIART i ;IJ V".~ A '+N 14111A On,I: "rjul'r1.- 41 -,1) - ♦f •-M~IIOk LOCKED ROTOR KVA/HP SHALL NOT EXCEED 5.77. BREAKDOWN TORQUE SHALL BE NOT LESS THAN 200 PER CENT F.L.T. ';fl .f I l lWil; 1'Jr, 1Yrf RIGID Man~F MALI 11,11 l'LIN1, MOVto rrfI f,Y CONTRACTOR uH.l I,Y CONTRACTOR ktrui'rlrr nFVAkAIU, rn',, rrr,uoln+ILt FY CONTRACTOR 1.9oink 11Af A HP ,1141' 1:1 ~',')'iN', FrEdIFI i1VtL.- FULL IOAP'If111 h114 hf.eJLLPATINr, 11141 "L( FHOW Y AV r I I K I F,'rl11IENfY, ('FR x11,1 rOL1 t6A;, r,UN>'t14 1 AMP" IN (.mi 19 rlP LfA() ; IL 'ii'i Lr)(V11; E;l1G~ OPP(NT AM F' CIVFdALL pwI IArTl)F, FLF ILNI Lr,f,NL(I WUP (0u U'E FT-t6 1.180 %r 41 i:lil FUtE IIP IQCy111 FI- LF' `5 P.1 PREA•!'"WN 1PP~UF FT-LO 710 1 M(ntrr; , "N IAL t~1` 71r,-l.6rt ,'V 11 `i' W.Ir1 ,}rL1_ F Y;T irJ • +~I T IN'. gyn. V.` ~ 4 r 1] l:-.i i7~."-'CSrJ : }1i'lrI LJ MOTOR SPECIFICATION AND DATA SHEET W P.LACK & VEATCH D E N TO N, TEXAS CoNSULIIING ENGINEERS MUNICIPAL ELECTRIC GENERATING STATION fA(e 2 ar 2 KANSAS CITY. A!O. INDUSTRIAL WATER SUPPLY Section 3E - ERECTION 3E.1 GENERAL. All equipment, piping, valves, fittings, and piping specialties shall be erected in accordance with the manufacturers' recommendations and the requirements stated herein. Any installation requirements n,)t specified herein shall be in accordance with good engineering practice. 3E.2 E UIQ PMENT ERECTION. Installation of equipment shall be in ac- cordance with the following requirements. 3E.2.1 Cleaning. All equipment shall be cleaned of all sand, diet, and other foreign materials immediately after removal from storage and before the equipment is installed. 3E.2.2 Piping Connections. All equipment having piping connectionF shall be leveled, lined, and wedged in place but shall not be grouted or bolted prior to the initial fitting and alignment of connecting piping. All equipment shall, however, be grouted or bolted to founda- tion prior to final bolting or welding of the connection piping. All flanged joints shall be checked and retightened after approximately 10 days of operation at normal operating temperatures. 3E.2.3 Grouting. Pump soleplates shall be solidly grouted in place. Grouting shall be placed by methods that will insure complete, uniform, and permanent filling of all spaces beneath the soleplates. Y Grout shall be in accordance with Section 2D. 3E.2.4 Alignment- and Balance, The alignment of rotating machinery shafts shall be as perfect as possible. Machinery shall operate free from ex- cessive vibration, overheating bearings, or other conditions which would tend to shortei, the life of the machinety. Before starting, all bearings, shafts, and other moving parts shall be checked for proper alignment. Copies of records showing all final alignment measurements shall be fur- nished to the Owner and Engineer. All motors shall be checked for proper rotation uefore connection to the driven equipment. 3E.2.5 Trial Operation. After erection, all equipment having moving parts, electrical apparatus, or equipment subject to pressure shall be given trial operation. (DENTON, TEXAS - 4688 ) 3E-1 (INDUSTRIAL WATER SUPPLY - D-10) 021071 All equipment shall be cleaned. Rotating machinery shall be plubricatedo rerequisite checked for freedom of movement by hand if possible, operating conditions established before the application of motive power. Equipment subject to pressure shall be checked for leakage. The Engineer and an equiuofcalleequipmentcandeallaprocedureshshall • be present at the trial operation have complete approval. 3E.2.6 Instruments. _ All instruments shall be checked for accuracy, and required-correction and adjustments made. Instruments chic canotb ement properly adjusted shall be replaced by their lie the replac instruments checked, adjusted, and installed. from equipment damage under moipment shall ecrotected All specifications time specficationons s be p p it is unloaded until it is ready for initial operation. Equipment having glass components such as gauges or equipment having other easily broken co ponents shallot o protected durimeanhe construc- tion period with plywd enclosures her suitable s. Machine finished surfaceb, polished surfaces, or other bare metal surfaces which are not to be painted, such as machinery shafts and couplings shall on pe be provided Id during type,irust by preventive compound. 3E.3 PIPING INSTALLATION. The drawings show the dimensions of the major lines. These dimensions are subject Lo change to accommodates the valves ano fittings actually furnished and the variations in equipment as actually installed. If the valves, fittings, and other elements of the piping systems actually furnished differ in dimensions from those shown, the piping systems shall be altered as required to accommodate these changes. If, for some mforeseen circwastance, the installation of the piping woul rectionssrequired todinstall theapipningrfreenfromtinterferenceishallrbeor- made. 3E.3.1 Handling. Pipe, fittings, valves, and accessories shall be handled in a manner that will insure inst3llatlen in a sound, und adined rel condition. Equipment°O and methods suchnthatithe pipe andg, haulitsg, and laying pipe fittings are not damaged. Particular care shall be taken to prevent damage to the machined ends of pipe. These ends shall not be allowed to bump or be dragged on the ground or on hard objects. Slings shall be nonabrasive and locatte be- tween the ends of each pipe section when lifting. Bare wire rope slings or the use of hooks to lift pipe will not be permitted. (DENTON, TEXAS - 4688 3E-2 (INDUSTRIAL WATER SUPPLY - D-10) 021071 3E.3.2 Cleaning of Pipe. The inside and outside surfaces of all piping shall be cleaned of all dirt and other foreign materials before installation. No mud, sand, debris, or other materials shall be per- mitted to enter piping during erection. After installation all lines shall be thoroughly blown or flushed. All branch outlets shall be ade- quately sealed as soon as piping is installed or before installation. 3E.3.3 Temporary Piping. All equipment, piping, and valves of a tem- porary nature shall be installed in a safe and workmanlike manner. This shall include such lines as temporary vents, hydrostatic test lines, and all other temporary lines. When the temporary piping 1s no longer re- quired, it shall be dismantled and removed from the site. 3E.3.4 Alterations. Whether shown on the plans or not, existing piping and utilities shall be altered as required for. installation of the new piping. All materials removed and not reused shall be disposed of as directed by the Engineer. All alterations to existing systems shall be made on a time schedule subject to approval of the Engineer. 3E.3.5 Pump and Equipment Connections. When attaching piping to pump and equipment connections, special care shall be taken that excessive stresses are not transmitted to and imposed upon such connections. In the case of flanged connections, the piping shall be installed and supported so that accurate matching of bolt holes and uniform contact over the entire flange area is obtained prior to the installation of any flange bolts. Bolts shall be uniformly and carefully tightened to uniformly compress the gaskets and minimize flange stress. After startup, if the connection piping is exerting excessive strains on the equipment, the piping shall be altered as necessary to eliminate the excessive strains. 3E.3.6 Installation of Joint Unions. Unions shall be installed in all piping that contains instr ents and special items such as meters, level controllers, float switchas, gauge glasses, and air vents in order that these items may be easily removed from the line. Every precaution shall be taken in installing unions in order that the adjoining seating surfaces fit up squarely without forcing. 3E.3.7 Making Flanged Connections. The faces of all flanges and gaskets shall be wiped clean when making up flanged joints. The contact faces of all flanges shall meet squarely and particular care shall be exercised in pulling up flanged joints to prevent overstressing of flanges or flange bolting. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 3E-3 021071 The threads of all bolting i,lhall be painted with a suitable thread lubricant before the joint is made. 3E.3.8 Damage to Machined ;>urfaces. Special measures shall be taken to avoid damage to machined surfaces such as flange faces and pipe ends. If a flange facing or pipe rand is marred, scratched, or damaged to such an extent that, in the opinion of the Engineer, it will be a cause for leakage, such flange or pipe end shall be repaired or replaced. 3E.3.9 Underground Piping. Except as otherwise specified, installation of underground piping shall be in accordance with the following require- ments. 3E.3.9.1 Trenching and Backfill. Excavation, embedment, and backfilling required for installation of underground piping shall be in accordance with the requirements stated in Section 2C of these specifications. Pipe shall be installed with a minimum cover of 5 feet unless otherwise shown on the plans. 3E.3.9.2 Laying Pipe. -Pipe shall bc; protected from lateral displacement by pipe embedment material installed as specified for trench Backfill. Under no circumstances shell pipe be laid in water and no pipe shall be laid under unsuitable weather or trench conditions. Trench bottoms which become unstable shall be stabilized in accordance with the requirements stated in Section 2B of these specifications. 3E.3.9.3 Asbestos-cement Pipe Joints. The machined ends of pipe, coupling grooves, and rubber rings shall be cleaned immediately before assembling. Rubber rings shall be checked with a suitable gauge to verify that they are in the proper position. Assembling the pipe joint shall be as recom- mended by the manufacturer. 3E.3.9.4 Closures. When pipe laying is stopped at the end of the day, or for any other reason, the end of the pipe shall be closed with a water- tight plug or bulkhead. All branch outlets shall be adequately sealed as soon as the special or sitting is laid. It is essential that mud, sand, or debris be excluded from the lines at all times. 3E.3.9.5 Pipe Encased in Concrete. Concrete encasement shall be installed where and as shown on the drawings. Concrete and reinforcing steel shall be as specified in Section 2D. Pipe to be encased shall be installed on a base slab and wedges and struts placed to bring the pipe to exact grade, preveat flotation, and hold the pipe in alignment. The struts shall be completely encased in the concrete to prevent a water path along the struts to the outside of the encasement. The slabs shall be provided with keys or water stops to insure completely watertight and pressure sealed encasements. All necessary measures shall be taken to insure that the piping is isolated from other metal. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 3E-4 021071 3E.3.9.6 Blocking, Underground piping shall be provided with suitable concrete thrust and support blocks at locations as shown on the drawings and as otherwise required to prevent any movement of Piping by the un- balanced internal liquid pressure. Concrete and reinforcing steel shall be as specified in Section 21). Thrust blocking to be furnished aliall include blocking as required to prevent movement of uncovered piping during hydrostatic testing. The Contractor shall be responsible for all blocking and blocking shall not be accepted as adequate until piping has been succanafully hydro- statically tested as specified herein. 3E.3.10 Pipe Sup orts. All piping supports required to support the piping fn exposed or aboveground areas shall be furnished and installed. 3E.3.11 Pressure Testing of Piping, Mien a test pressure is specified for a piping system in the Pipeline Listing, the specified test pressure shall be applied to the system upon completion of erection. Where no test pressure is specified, pressure testing is not required for that system except as specified otherwise herein. All pressure testing shall be done hydrostatically with cold water. The specified test pressure shall be applied for at least one hour. Leaks shall be repaired and the system retested until accepted by the Engineer as satisfactory. Before applying the test pressure, all air shall be expelled from the piping being hydrostatically tested. The Contractor, at the direction of the Engineer, shall make the required taps at the high points of the piping systems and shall plug the taps upon completion of the testing, 3E,4 FREEZE PROTECTION, All outdoor aboveground water piping which is subject to freezing shall be freeze protected as specified herein and in Section 411. i 3E,4.1 Insulation. An electric heating cable as specified in Section 411 shall be installed directly against the bare pipe. Fiber glass insulation as specified in Section 3B shall be applied over the pipe and cable. Insulation shall be applied with tight seams and joints. Surfaces shall be smooth and uniform before application of outer coverings. Ends of pipe insulation shall be stopped a sufficient distance from flanges to permit bolt removal clearance. 3E.4.1.1 Elbows and Bends. Insulation on bends shall be cut into sections sufficiently short to form a reasonably smooth exterior. After the insulation is in place, it shall be smoothly coated with insulating cement. Welding (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 030571 3E-5 ofbepecia b eminsulated as ulatingdescribed above or way be insulated by means ;1;,4.1.2 Flanges. Flanges shall be insulated by means of a series of 1)locks of insulating material fastened to the flange by wire loops. Blocks of insulation shall be long enough to overlap the adjacent pipe insulation an amount equal to the thickness of the adjacent pipe insu- lation. Insulating cement shall be applied to obtain a smooth finish. As an alternate, sectional pipe insulation of proper diameter may be used. Flange coverings shall be sufficiently thick to be equal in all respects to that of the piping. All flanges shall be left uncovered until the pipe has been in service a minimum of 10 days and until all flange bolts have been retightened. 3E.4,1.3 Valves. All valve bodies and fittings shall be insulated in the manner and thickness as herein specified for the line in which they are located, except that plastic cement may be used in place of blocks in such places where the proper curvature can be better obtained. Plastic materials shall be equal in quality to the insulation specified. 3E.4.1.4 Cl,ids Under Jackets. Insulation shall completely fill all spaces under aluminum jackets, so there are no voids under the jackets. Insulating cement shall be used where required co fill such voids. 3E.4.2 Aluminum Jackets. All piping insulation shall be completely covered with aluminum jackets so that there is no exposed insulation, 3E.4.2,1 Moisture Barrier. Aluminum jackets shall be provided with an asphalt and kraft paper moisture barrier. The moisture barrier shall be attached to the inside surfaces of the jacketing or shall be cemented to tae insulation before application of aluminum jack :s. 36.4.2.2 Screws. Screws shall be used for attachment of jackets and shall be placed in such locations and numbers as required to produce tight joints without "bellying". The spacing of screws shall be as uniform as practicable and on centers no, exceeding 6 inches, except where piping insulated outside diameters are smaller than 7 inches, where spacing shall be on centers not exceeding 4 i-:hes, 3E.4.2.3 Joints. Wherever possible all joints shall be lapped a minimum of 2 inches and so placed that they are obscured from normal points of vision. Joints shall be placed so as to shed water. Butt joints in aluminum jackets, such as at piping tees, shall be made using a rolled seam. Oponinge in Jackets for piping connections, supports, or access shall be euitably flashed and weatherproofed, (LENTON, TEXAS 4688 ) (INDUSTRIAL WATER SUPPLY D-10) 3x_6 030571 Joints or openings in jackets which cannot be effectively sealed from entry of moisture by flashings or laps shall be weatherproofed by appli- cation of an aluminum pigmented sealer, Benjamin Foster No. 30-45 or approved equal. Cement on fittings, piping, and valves shall be dry befure installing aluminum jackets. All joints in jacketing shall be made with suitable pruvisions for expansion movements. (DENTON, TEXAS - 4688 ) (INDU:TRIAL WATER SUPPLY - D-10) 3E-7 03057?. p t r u... a yam, a' 9 PART `.4 - ELECTRICAL CONSTRUCTION TABLE OF CONTENTS Page thru Page Section 4A - MISCELLANEOUS ELECTRICAL EQUIPMENT 4A-1 4A.1 General 4A-1 Section 4B - ELECTRICAL ERECTION, CONNECTION, AND 4B-1 bB-4 CHECK-OUT 4B.1 General 4B-1 4B.2 Work Under other Sections of These 48-1 Specifications 4B-1 4B.3 Miscellaneous Material 4B-1 4B.4 Location Tolerances 4B-1 48.5 Alignment 4B-2 4B.6 Cleaning 4B-2 4B.7 Equipment Finish 4B-2 41,8 Equipment Protection 4B-3 4B.9 Lubrication 4B-3 48.10 Galvanised Surface Coatings 49-3 48.11, Bolted Electrical Connections 48-3 4B.12. Field Teets 48-4 4813 Startup and Initial Operation Section 4C - RACEWAY 4C-1 4C-6 40.1 General 4C-1 40.2 Codes and Standards 40-1 4C.3 Conduit 4C-1 4C.4 Raceway Supports 4C-3 4C.5 Cabinets and Boxes 4C-4 4C.6 heaves and Openings 4C-5 4C.7 Welding 4C-6 Section 4D - CONDUCTORS 4D-1 401-7 4D.1 General 4D-1 4D.2' Cable Specifications 4D-1 4D.3 Conductor Accessories 4D-1 4D.4 Installation 0-3 4D.5 Splices 0-4 4D.6 Termination.t 4D-5 48.7 Tests After Installation 4D-3 Cable Specification Sheets 4D-6 4D-7 (DENTON, TEXAS - 4688 ) TC4-l (INDUSTRIAL WATER SUPPLY - D-10) 021071 K Ya'7r ':^k ` r°~~r~ 7yfFY;~ ..n ? °h ivy tl ; ',fc 4 v v c a) ti rh t r. w +i r W t r s . v i a? e: - r," Y 4 C lia y r.v .9 iY 1 i S +~v~ i Iq+ Y n c ~•F'k"~4'~ h IfP ~~,h tr. r r & p' r 4 7., kw 1 5 A. ei , P' S,y~ ,l,,t t , it Pw~~ 4. s I at~ h y+Yy., IA Y ~a Py YA v.Pti t~~~ I wh~t 1 (r ~k ip 1' r 'r ~i F I %y A !H y , q I y M1,'h^ B f rr h n U.~ 4r. M. S w , e hY e ° ,`{irk' sn A~nya,i r e ~ a ~ t I. t ~~Mr~,vr~ d, a , p. Section 4E iOTOR CONY OL CgYyrER5 4 -2 48-7 4Er1' General Y N 4j1 4E;2` Codes an Standards 4 4H-1 a. 48.3 hating 1 48-4 Arrang"frAt 4H-Ia 48.5 Details of Construction 4E-1 4E*6 Motor Control Cenrbr Compopenta 4E-5 49.7 Hotoi Control Center ,Specification and Data Sheet 4E~6 Motor Control Center Specification and Data"Sheet 48-1 z Section 0 - ELECTRIC MOTORS 4F-1 4F-3 4F-1 General' 4f'-1 4H.2 Codes and. Standards 4Y-1 4F4F.3 Rating 0-1 . .4 Enclosures 4P'-1 Ois Insulation 4P 4P-6' Bearinga 4p-2 4t'•7 Hisca;laneous Reg6ikements ;.,4~r, ~ ; {lpactorq Tests 0-3 yy. F ..rf ~PjtiyN'-1i►~ 4m0~'xH(i nerO1 4Gai 40.3 Is~8ta11ak'ion 4C~ 40.4 Ground Ostem Reeistaace 4043 Yt. ft~ ba, ^ yt 1 r y 4y '8ACtfpp' 4H"; FRWE PWTECTtOCv` iliI Gen4Ts1 4H-1 41~ 2 ltatA isle 4H-1 j 4f!3 TefI n Inaul4tp'd Heating Cpble al krt~ }o. Tn tal : • at 160 4 ` e Ha y 4E.4, Tt~ ro ~►let.(6r1% , 4H.4 r lMlsr¢rtdl~¢ld~~,r~ e , 7 .ham i 1 Deleted for Contract (DROTONo TEXAS 4688 (,INDUSTRIAL WATER SUPPLY 0.10) r , ,;TC4-2 031571 r f: a ,e 41. Section 4A - MISCELLANEOUS ELECTRICAL EQUIPMENT 4A.1 GENERAL. This section covers the furnishing and installation of miscellaneous electrical equipment and material not furnished elsewhere and yet necessary to provide a complete electrical installation as in- tended by the drawings and these specifications. All necessary supports shall complete be nfurnishednbyfthee and Contractor-furnished d material required Contractor. Contractor-furnished materials for the raceway, cable and conductors, grounding, motors, and freeze protection are described in other sections of these specifications. The Owner will install transformers to provide a 460 volt, 3 phase, 60 hertz power supply. These transformers will be set on a Contractor- furnished platform by the Owner who will connect and energize the trans- former primaries. The Owner's electrical work will not include connection of the transformer secondaries or any other electrical work shown on the drawings or described in these specifications. Existing raceway within the existing power plant and outdoor underground duct system, will be furnished by the Owner for cable connecting to recorders and indicators mounted in the power plant control panel. This will not include making provision for entry into the underground duct system for cable being run to the power plant. (DENTON, TEXAS - 460 ) 4A-1 (INDUSTRIAL WATER SUPPLY - D-10) 021071 Section 4B - ELECTRICAL ERECTION, CONNECTION, AND CHECK-OUT 4B.1 GENERAL, This section covers erection work for all electrical equipment furnished or installed under these specifications, Erection work shall include receiving, unloading, storage, removal from storage, hauling, cleaning, erecting on foundations, wiring, grounding, check-out, and other work necessary to place all equipment into successful operation. In addition, erection work shall include complete assembly of equipment shipped unassembled; dismantling and reassembly of equipment to make adjustments; and provision of personnel and equipment as required to place the equipment into service to the satisfaction of the Owner. Erection procedures not specified herein s:.all be in accordance with the tecommendations of the equipment manufacturer and with good engineering practice. 4B.2 WORK UNDER OTHER SECTIONS OF THESE SPECIFICATIONS, The electrical connection and check-out shall include wiring and adjustment of items furnished under other sections of these specifications. Some of these are: (a) Electrical valve operator r (b) Level switches (c) Level transmitter (d) Electronic flow transmitters (e) Flow recorder (f) Pump rotors 4B,3 MISCELLANEOUS MATERIAL. All miscellaneous materials except those specified to be furnished by the Owner shall be furnished as required for the complete erection of the equipment, These materials shall include, but shall not be limited to, grout, shims, wedges, dowels, anchors, supports, bolting, gaskets, packing, welding rod, and consumable gases. 4B.4 LOCATION TOLERANCES, Equipment shall be located within 1/8 inch of the dimensional location shown on the drawings, 48.5 ALIGNMENT, All equipment shall be set within 1/8 inch of the dimen- sions shown on the drawings unless otherwise pe m;itted by the Engineer. Connections of rigid components such as bus, bus duct, throat connections, and enclosures shall be aligned and connected with special care allowed to prevent excessive stress in Joints, supports, and connections, Equipment with moving parts such as switches, circuit breakers, and switch operating mechanisms shall be carefully aligned to assure free mechanical operation, (DENTON$ TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 031571 48-1 48.6 CLEANING. The exterior and interior surfaces of each equipment item shall be cleaned of sand, dirt, and other foreign materials after its removal from storage and immediately before its movement to its final location. Before initial operation Of individual items of equipment, the Contractor shall remove all dirt, mortar, and other material which hag been spilled, misplaced, or otherwise has been allowed to mar the finish surfaces. All debris shall be removc4 from the site and disposed of as dtrected by the Engineer. 4B.7 E UQ IPME-:LT FINISH. Surfaces of most electrical equipment such as panels, switcsigear, transformers, and circuit breakers are finished at the factory. Great care shall be exercised to prevent damage to this original fini,ah during installation of the equipment and during construc- tion work. If the factory finish is damaged during the course of construction the entire surface of the damaged component shall be refinished. The refinished surface shall be equivalent in every respect to the origi- nal surface including color, texture, and smoothness. Refinishing paint, if furnished with the equipment, may be used; otherwise the paint shall be obtained from the equipment manufacturer. 4B.8 EQUIPMENT PROTECTION. All equipment shall be protected from damage of any kind from the time it is unloaded until it is ready for initial operation. During the erection period, all equipment having motor drives or rotating parts shall be protected with a weatherproof flame resistant sheeting which completely covers the exposed parts of the equipment. Sheeting shall be PYRO-KURE 610 as manufactured by the Sisalkraft Division of St. Regis Paper Company. Equipment shall be suitably protected from weld spatter during construc- tion. Equipment housed or covered with glass or equipped with easily broken com- ponents shall be protected as required to prevent damage throughout the construction period. Machine finished surfaces, polished surfaces, or other bare metal surfaces which are not to be painted, such as machinery shafts and couplings, shall be provided tamporary protection during storage and construction periods by a coating of No-Ox-Id 558 cr other suitable nondrying oily type, rust preventive compound. (DENTON, TEXAS - 4688 ) 4B-2 (INDUSTRIAL WATER SUPPLY - D-10) 021071 4B.9 LUBRICATION- The Contractor shall furnish 0.1 oils, greases, and other lubricants required to place equipment in operation and shall apply the lubricants following the manufacturer's reco•.wlendation. 4B.10 GALVANIZED SURFACE COATINGS. All galvanized surfaces on which the galvanizing is removed by cutting, drilling, or by any other operations shall be regalvanized with "Galvanizing Pewdar M-321" as manufactured by the American Solder and Flux Company of Philadelphia, Pennsylvania; with "Zincilate 810" as manufactured by Industrial Metal Protectives, Inc., of Dayton, Ohio; with "Zinc Rich Coating" as manufactured by the Sealube Company, Wakefield, Massachusetts, or by an approved equal galvanizing process. The Contractor shall supply this protective material and shall apply it in the field to any surface where the galvanized coating is broken or removed either intentionally or unintentionally. 4B.11 BOLTED ELECTRICAL CONNECTIONS. Where bolted connections are made to aluminum, the metal surface shall be thoroughly cleaned and coated with Alcoa No. 2 Electrical Joint Compound or approved equal. Where bolted connections are made between copper or brass surfaces the metal surfaces shall be thoroughly cleaned and coated with No-Ox-Id compound. 4B.12 FIELD TESTS. The Contractor shall furnish experienced personnel ah" all material, equipment, and apparatus necessary for adjustment and testing of electrical equipment connected or installed and connected under these specification.. / The Contractor's reap msibility for field testing and adjustments shall include- The adjusting and testing of all circuit breakers, contactors, switches, indicating lamps, and all other electrical devices, apparatus, and equipment to assure proper functioning and operation Prior to being placed in service,, all motors and switchgear buses ,hall be tested with a 1000 volt megger or an equivalent testing device and shall indicate approximately infinite resistance to ground. All testing and changing necessary to obtain proper equipment functions; correct phneing or polarity of all power conductors; and correct location and termination of all control and instru- ment conductors All adjustment. necessary or recommended by the manufacturer of the equipment being connected or installed (DENTON, TEXAS - 4688 48-3 (INDUSTRIAL WATER SUPPLY - D-10) 021071 4B.13 STARTUP AND INITIAL OPERATION. The Contractor's startup and initial operation responsibilities Shall include but not be limited to the following operations: Cumplete check of all field wiring installed under these specifications after installation and connection to verify conformation with req;ilrements of the drawings and schematic wiring diagrarA Accurate adjustment of all limit switches and level switches connected under these specifications Trisl operation testa in the presence of the Engineer, of all equipment installed under these specifications (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 4B-4 021071 Section 4C - RACEWAY 4C.1 GENERAL. This section covers furnishing and field installation of a complete raceway system in accordance with these specifications and the drawings. The raceway system is defined to include conduit and all materials, devices, and work required to install, support, secure and provide a complete system for support and protection of electrical cable and wirins. 4C.2 CODES AND STANDARDS. Raceway system materials and devices fur- nisi,c-i shall he in accordance with applicable standards of ANSI, NEMA, and UL. Raceway system components shall be installed in accordance with applicable requirements of NEC. 4C.3 CONDUIT. Conduit shall be furnished and installed in accordance with the drawings and the following specifications. 4C.3.1 Material. Conduit raceway material furnished under these spec- ifications shall comply with the following requirements. 4C.3.1.1 ustIa Steel Conduit. Steel conduit, couplings, and elbows shall be hot-dip galvanized rigid mild steel in accordance with ANSI C80.1 and UL 6. The conduit inte.ior and exterior surfaces shall have a continuous zinc coating with an overcoat of tra.isparent enamel, trans- parent lacquer, or zinc chrowdte. 4C.3.1.2 Couplings and Thread Protectors. Each length of conduit shall be complete with a coupling on one end and a thread protector on the other. The thread protector shall have sufficient mechanical strength to protect the threads during normal handling and storage. 4C.3.1.3 Flex:ble Conduit. All flexible conduit shall be plastic jacketed, liquidtight, galvanized steel, Sealtite Type EF. 4C.3.1.4 Metal Conduit Fittings. All metal conduit fittings shall conform to the requirements of NEMA, FB10 ANSI C80.4, and UL 514 where these standards apply, Iron or g01-Idnized steel fittings shall be used with steel conduit. 4C.3.1.5 Flexible Conduit Fittings. All flexible consuit ofitttings shall be Iiquidtight, galvanized steel Appleton Type approved equal, and shall bear the UL label. 4C.3.1.6 Special Fittings. Conduit sealing, explosionproof, dust- proof, and other types of special fittings shall be provided as re- quired by the drawings and specifications, and shall be consistent with area and equipment with which they are installed. (DENTON, TEXAS - 4688 4C-1 (INDUSTRIAL WATER SUPPLY - D-10) 021071 4C.3.1.7 Bushings. Bushings shall be provided at the termination of all conduits not terminated in hubs and couplings. Insulating bushings with fuKulating inserts in metal housings shall be provided on conduit 1-1/4 Inches and larger. Insulating bushings shall be grounding type where required by NEC and as required by the drawings. Standard bushings shall be galvanized. 4C.3.1.8 Locknuts. Double locknuts shall be provided on all conduit terminations not provided with Threaded hubs and couplings. Locknuts shall be designed to securely bond the conduit to the bux when tight- ened. Locknuts shall not loosen through vibration. 4C.3.1.9 Unions. Conduit unions and their location shall be subject to the approval of the Engineer. Watertight conduit unions shall be Crouse-Hinds Type UNF or approved equal. 4C.3.2 Installation. Supports and connections for each conduit run shall be completed prior to the pull-in of any pulling line or con- ductor. 4C.3.2.1 Routing. Except as otherwise specified or shown on the drawings, all conduit shall be installed in exposed runs parallel or perpendicular to dominant surfaces with right angle turns made of sym- metrical bends or fittings. Conduit shall be located at least 6 inches from hot water, steam pipes, and other hot surfaces. The Contractor shall field route conduit according to the general routing shown and shall coordinate conduit locations with other work. 4C.3.2.2 Moisture Pockets. Moisture pockets shall be eliminated from conduits. If water cannot drain to the natural opening in the conduit system, a hole shall be drilled in the bottom of a pull box or a "C- type" conduit fitting provided in the low point of the conduit run. 4C.3.2.3 Couplings and Unions, Metal conduit shall be joined by threaded conduit couplings with the conduit ends butted. The use of running threads will not be permitted. Where metal conduit cannot be joined by standard threaded couplings, conduit unions or split couplings may be used if both material and location are approved by the Engineer. Only ground seat type water- tight unions shall be used where the union may be submerged. Where Erickson type couplings or similar unions with unground seats are used in vertical or inclined conduit runs, the coupling nut shall be installed uppermost to prevent the entrance of water into the union. (DENTON, TEXAS - 4688 ) 4C-2 (INDUSTRIAL WATER SUPPLY - D-10) 021071 4C.3.2.4 Bends and Offsets. A run of conduit shall not contain more than the equivalent of four quarter bends, including those immediately at outlets or fittings. Bends in conduit shall be made without reducing the internal diameter of the conduit. The use of a pipe tee or vise for bending conduit will not be permitted. The inside radius of conduit bends shall not be less than six times the inside diruneter of the con- duit. Conduits deformed or crushed in any way shall be removed from the job site. 4C.3.2.5 Threading Conduit. The plane of all conduit ends shall be square with the ^enterline. Where threads are required, they shall be cut and cleaned p.•ior to conduit reaming. The ends of all conduit shall be reamed to remove all rough edges and burrs. A cutting oil shall be used in threading operations; the dies shall be kept sharp, and provisions shall be made for chip clearance. A pipe joint compound shall be used in making threaded joints to prevent seizing. 4C.3.2.6 Connections to Boxes and Cabinets. Conduits shall be securely fastened to all boxes and cabinets, Threads on metallic conduit shall project through the wall of the box to allow the bushing to butt against the end of the conduit. The locknuts both inside and outside shall then be tightened sufriciently to bond the conduit securely to the box. 4C.3.2.7 Cleaning. Precautions shall be taken to prevent the accumula- tion of water, dirt, or concrete in the conduits. Conduits in which water or other foreign materials have been permitted to accumulate shall be thoroughly cleaned, or where such accumulation cannot be removed by methods approved by the Engineer, the conduits shall be replaced, 40.3.2.8 Flexible Conduit. All equipment and devices that move in relation to the supply conduit due to vibration, normal operation of the mechanism, or thermal expansion shall be connected to the supply con- duit using not more than 30 inches of flexible conduit adjacent to the equipment or device. 4C.4 RVRWAY SUPPORTS. Raceway supports shall be furnished and in- stalled its accordance with the drawings and these specifications. 4C.4.1 Materials. Raceway support material shall comply with the following requirements. 4C.4.1.1 Hanger Rods. Hanger rods shall be 1/2 inch diameter galva- nized threaded steel rode. 4C.4.1.2 Conduit Clamps. Single conduit supports shall be one-hole cast metal straps and clamp backs unless other types are approved by the Engineer. Multiple conduit bank supports shall be constructed of special galvanized support channels (Unistrut, Kindorf, or approved equal) with associated conduit clips. I _ (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 4C-3 021071 4C.4.1.3 Brackets. Bracket supports shall be used where specifically shown and may be substituted for other type hangers upon approval of the Engineer. 4C.4.1.4 Anchors. Where supports for raceways, boxes, cabinets, and bus ducts are mounted on concrete surfaces, they shall be fastened with self-drilling tubular expansion shell anchors with externally split ex- pansion shells, single cone expanders, and annular breakoff grooved chucking cones. Anchors shall be Phillips "Redhead" or approved equal. 4C.4.2 Conduit Support. Except where buried in concrete, all con- duit rune shall be rigijly supported at intervals not exceeding 5 feet. Un'_e.is approved otherwise by the Engineer, single conduits and groups of tao conduits shall be supported by one-hole conduit clamps and clamp backs bolted to the steel or securely anchored to the concrete, Apple- ton "Sta-cite" or Crouse-Hinds "Wedgtite" hangers may be used only in areas where approved by the Engineer. Groups of three or more conduits shall be supported by framing channels and associated clamps. Conduit shall not be installed on the outside face or flange of exposed columns, but shall be routed on the web o:~ the inside or hidden flange of the column. Except where prevented by the location of other work, a single conduit or a conduit group shall be centered on structural mem- bers. Where direct burial is required, conduit shall have not leas than 3 Inches of concrete encasement. 4C.5 CABINETS AND BOXES. Cabinets and boxes shall be furnished and installed in accordance with the requirements of the following para- graphs. 4C.5.1 Material. Junction boxes, pull boxes, and cabinets shall be constructed in accordance with UL 50 for their intended service. Junction box enclosure type, material, and dimensions shall be as shown on the plans. All outlet boxes and associated fittings shall be constructed in accord- ance with UL 514 and shall be galvanized steel or galvanized malleable iron. Galvanized malleable iron outlet boxes shall be used with conduit in- stalled outdoors, in damp locations, and for all surface mounted recep- tacles and switches. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 4C-4 021071 4C.5.2 Installation. Cabinets, boxes, and fittings shall be rigidly mounted as shown on the drawings. Mounting on concrete shall be secured by self-drilling anchors. Mounting on steel shall be by drilled and tapped screw holes, or by special support channels welded to the steel, or by both, as shown. Cabinets shall be leveled and fastened to the mounting surface with not less than 1/4 inch air space between the en- closure and mounting surface. All mounting holes in the enclosure shall be used. Except as prevented by the location of other work, all junction boxes and outlet boxes shall be centered on structures. Conduit openings in boxes shall be made with a hole saw or shall be punched. 4C.6 SLEEVES AND OPENINGS. The Contractor shall be responsible for ail required openings. Required openings not provided during structure fabrication shall be provided by the Contractor using a hacksaw, a hole saw, or a core drill subject to the approval of the Engineer. Openings in floors and walls for single conduits shall be cut by the Contractor with core drills and the conduits grouted in place after being installed. 4C.6.1 Openings Through Crating. Field cutting of grating :rill be allowed only where specifically approved by the Engineer. Alternate routing of raceways should be uaed to avoid conflict with grating. If field cutting is absolutely necessary, the openings shall be made at divisions or ends of grating sections. These openings shall be square end shall be neatly finished. All rough spots shall be ground until smooth and regalvanized as required. 4C.6.2 Finishing Boxouts. Openings that have been cut through walls and floors of masonry or concrete for the passage of raceways shall be finished either by grouting around the conduits or by grouting 3/16 inch thick steel bands around the periphery of the openings. Where sleeves or bands are installed in floors, they shall project 3-1/2 inches above the finished floors. 4C.6.3 Finishing Openings Beneath Equipment. Openings beneath equip- ment shall be closed with grout where the cables are in conduits and the conduits project through the openings. Closure plates of transite, micarta, or similar material shall be used to close openings beneath equipment where the cables entering the equipment are not in enclosing raceways. The plates shall be not less than 3/8 inch thick and shall be cut to fit closely around the outside surfaces of the cables where the cables pass through the plates. Edges of the holes in these plates shall be rounded and smoothed to prevent damage to the cable. The plates shall be securely fastened to the floor or to the equipment and all openings around the platen shall be calked with wet asbestos. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 4C-5 021071 4C.7 WELDING. All welding shall completely fuse the welded member to the supporting steel and shall be neat in appearan:e. All welds shall be made by welders whose quality of work is equivalent to that of welders certified by the American Welding Society. Clamps shall be used for making attachments to structural steel for installation purposes wherever possible. Welded lugs will be permitted only with the specific approval of the Engineer. All temporary supports which have been welded to the building steel shall be removed as promptly as possible. After remo•~al, the roughened surface of the building steel shall be ground smooth and a protective primer paint applied equal to that which was initially applied in the shop. (DENTON, TEXAS - 4688 4C-6 (INDUSTRIAL WATER SUPPLY - D-10) 021071 Mgm Section 4D - CONDUCTORS 4D.I GENERAL. Insulated cable, conductors, and conductor accessories shall be furnished and installed in accordance with the requirements of this specification. AC and de power and control circuits and conductor quantities are de- scribed on the drawings. 4D.2 CABLE SPECIFICATIONS. The Insulated cable and conductors pro- vided shall conform to included Cable Specifications for the following individual types of cable, identifying by type the rating and assembly details for each cable and conductor required. Specification Description _ Type Voltage Number of Material _ Letter Number Rating Conductors Insulation Jacket A - 600 Single CSP None B - 600 Multi XLP PVC The term "Type" used on the drawings, and in these specifications refers to the letter identification shown in the upper right corner of each Cable Specification. 4D.2.1 Cable Manufacturers. The insulated cables and conductors pro- vided shall be produced by one or more of the following cable manufac- turers: Amer:^an Steel and Wire Anaconda Wire and Cable Company EssEx International, Inc. General Cable Corporation General Electric Company Kaiser Aluminum 6 Chemical Sales, Inc. The Kerite Company The Okonite Company Phelps Dodge Copper Products Company Rome Cable Division Simplex Wire b Cable Company Rockbestos Wire and Cable Company Reynolds Metal Company 4D.3 CONDUCTOR ACCESSORIES. All conductor accessories including terminal materials, terminations, termination kits, splice kits, markers, tying materials, support grips, insulating compounds and tapes, and cable cushion- ing materials shall be furnished and installed. Installation instructions shall be furnished with accessories. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 4D-1 021071 4D.3.1 Terminal Materials. Wire termination materials for conductors 8 AWG and larger shall be pressure or bolted type, Burnely Qiklug, Varilug, or approved equal. Acceptable terminals included with Owner- furnished equipment may be used. Terminals for conductors smaller than 8 AWG shall be insulated ring tongue type, Thomas b Betts "Sta-Kon" or approved equal. Terminal blocks shall be rated 600 volts, shall have 25 per cent more terminal points than the quantity of conductors requiring, termination, and shall have white marking strips. 41).3.2 Splicing Materials. Splices in power conductors shall be with compression type connectors. Splices in control or signal conductors shall be with bolted compression type ring tongue terminal lugs. 4D.3.3 Crimping Hand Tools. The crimping hand tools used in securing the conductor in the compression type connectors or terminal lugs shall be those made for that purpose and for the conductor sizes involved. The crimping tools shall be of the ratchet type which prevents the tcol from opening until the crimp action is completed. Such tools shall be a pro- duct of the connector manufacturer. 4D.3.4 Insulating CMpounds and Tapes. Insulating compounds and tapes for splice and terminaiiu r, 1. .e,..:,_...-4.----n Shall r-nnform to the recommends- tiona of the cable manufacturer. 4D.3.5 Support Grips. Cable support grips shall be either split or closed woven wire type as manufactured by The Keilems Company, Stonington, Connecticut. 4D.3.6 Wire and Cable Markers. Markers for wire and cable circuits shall be of an opaque nylon material arranged to include a marker board, nonreleaslnq holding device, and cable fastening tail similar to t„ru uir Corp. Part No. SSM markers. The marker board shall not be less than 3/8 itch wide, 3/4 inch long, and 25 mils thick with one aide roughened to hold black nylon marking ink from a pen similar to Thomas 6 Betts Company "TY-RAP" marking pen Catalog No. WT163M-1 or Panduit Corp. Part No. PX marking pen. Identification shall be permanent and waterproof. The holding device shall be designed to allow the fastening tail to pass around the cable through the holding device, and prevent the removal of the tail without cutting it loose from the marker. 4D.3.7 'tying Materials. Lacing materials for field installed cable shall be nonreleasing nylon ties manufactured by Thomas & Betts Company, Elizabeth, New Jersey, Weckesser Company, Chicago, Illinois, or approved equal. (DENTON, TEXAS - 4688 ) 41)-2 (INDUSTRIAL WATER SUPPLY - D-10) 021071 4D.4 INSTALLATION. All power and control cables shall be routed as required by the drawings. Immediately prior to the installation of each cable or cable group in its assigned raceway the dimensions of the cable and raceway shall be checked to determine that the raceway is of adequate size according to the requirements of NFPA No. 70 (NF.C) for new raceway. If the raceway sized is inadequate a new raceway of sufficient capacity shall be pro- vided. Cables pulled into the wrong conduit or duct or cut too short to rack, train, and splice as shown on the drawings and specified herein shall be replaced. Cables removed from one conduit or duct shall not be installed in another conduit or duct. 4D.4.1 Cable Pulling. Fishing and pulling shall be done with flexible round metal tape, C02 propelled polyethylene cord, nylon rope, or manila rope. 4D.4.2 Swivels. A reliable nonfreezing type of swivel, or swivel connection, shall be inserted between the pulling rope and the cable eye or grip to prevent twisting under strain. 4D.4.3 Lubricant. Only lubricants recommended by the cable manufac- turer and approved by the Engineer shall be used. 4D.4.4 Inspection. The outside of each cable reel shall be carefully inspected and protruding nails, fastenings, or other objects which might damage the cable shall be removed. A thorough visual inspection for flaws, breaks, or abrasions in the cable sheath shall be made as the cable leaves the reel, and the pulling speed shall be slow enough to permit this inspection. Damage to the sheath or finish of the cable shall be sufficient cause for rejecting the cable. Cable damaged in any way during installation shall be replaced by and at the e)-pense of the Contractor. 4D.4.5 Pulling Tension. The pulling tension of any cable shall not exceed the maximum tension recommended by the cable manufacturer. Pull- ing mechanisms of both the manual and power types used by the Contractor shall have the rated capacity in tons clearly marked on the mechanism. Whenever the capacity of the pulling mechanism exceeds the recommended pulling tension of the cable as given by the cable manufacturer, a dynamometer shall be used to show the tension on the cable and the indi- cator shall be conbtantly watched. it any excessive strain develops, the pulling operation shall be stopped at once and the difficulty deter- mined and corrected. (DENTON, TEXAS - 4688 ) 4D-3 (INDUSTRIAL WATER SUPPLY - D-10) 021071 4D.4,6 Sidewall Pressure. To avoid insulation damage from excessive sldewall pressure at bends in duct and conduit runs, the pulling tension in pounds at a bend shall not exceed 100 times the radius of the bend in feet. 4D.4.7 Cable Bends. Extreme care shall be exercised during the installa- tion of all cable to prevent tension and bending conditions in excess of the manufacturers recommendations. The permanent radius of bend after cable installation shall be in accordance with IPCEA specifications. 4D.4.8 Supports. All cable supports and securing devices shall have bearing surfaces located parallel to the surfaces of the cable sheath and shall be installed to provide adequate support without deformation of the cable jackets or insulation. Adequate cable end lengths shall be provided and properly installed in junction boxes and manholes to avoid longitudinal strains and distorting pressures on the cable at conduit bushings and duct end bells. Final inspection shall be made after all cables are in place, and where supports, bushings, and end bells deform the cable jacket, additional supports shall be provided. As directed by the Engineer, additional cable protection such as a wrapping of light rubber belting, friction tape, or similar material, may be required. Cables in vertical runs shall be supported by woven wire grips in accordance with NEC require- ments except that the distance between supports shall be one-half the code distance, 41).4.9 Spare Conductors. All spare conductors of a multiconductor cable shall be left at their maximum length for possible replacement of any other conductors in the cable. Each spare conductor shall be neatly coiled and then taped to the conductors being used. 40.4.20 Lacing. Thar portion of control and instrument leads between the ends of conduits and terminal blocks located back of switchboards and in similar locations shall be neatly laced together with nylon ties. 4D.4.11 Cable Identifications. The Contractor shall identify the ends of all power, control, and instrument circuits. He shall also identify all circuits in manholes and pull boxes. Each marker shall bear the number of the corresponding circuit according to the drawings. One end of the marker board shall remain free of the fastening tail and the entire marker shall be so attached that it is readily visible for circuit identification, 4D.5 SPLICES No splices shall be made in conductors for instrument circuits or control circuits except connections to accessory devices equipped with factory installed pigtails. (DENTON, TEXAS - 4688 ) 41)-4 (INDUSTRIAL WATER SUPPLY - D-10) 021071 Splices shai.t not be made to utilize short lengths of cable nor shall they be made to provide correct lengths on cables initially cut too short for a particular circuit. Splices, joints, and connections in cable shall be made only in pull boxes, junction boxes, or manholes unless otherwise Indicated on the drawings, and shall be made in accordance with the instructions of the cable manufacturer. 4D.5.1 Splicing 600 _Volt Cable. Splices in 600 volt cable shall be prepared similar to terminations specified below and connections shall be insulated. 4D.6 TERMINATIONS. Terminations of insulated conductors on insulated conductors (whether cable, bus, switchgear bushings or transformer but ngs) shall be insulated. Insulation voltage level of the termination and t.je conductors being terminated shall be equal. Insulation shall cover all exposed surfaces of the conductors. 4D.6.1 Terminating 600 Volt Cable. The termination of cable rated 600 volts or less shall be in accordance with the following requirements: i Train cable in Flace and cut squarely to required length. Avoid sharp bends. Remove necessary amount of cable jacket and insulation without damage to the conductor. Install terminals or connectors as required, insuring a firm metal-to-metal contact. If' the connection requires insulation (i.e. cable connects to insulated conductors), apply three half-lapped layers of insulating tape ovar the joint, extending to two cable diam- eters over the cable jacket and a similar distance over any other insulation or connection requiring insulation. 4D.7 TESTS AFTER INSTALLATION. All insulated conductors shall be i.lectrically tested after Installation. All circuits shall be tested with the circuit complete except for connec- tions to equipment. All splices and terminations shall be complete prior to testing. Any circuit failing to test satisfactorily shall be replaced, or repaired and retested as directed by the Engineer. All equipment and labor required for testing shall be provided by the Contractor. 4D.7.1 Cables Rated Below 5000 Volts. All insulated conductors rated less than = voFts shall >este with a 500 volt megger or an equiv- alent testing device and shall indicate approximately infinite resistance betwenn conductors of the same circuit and between conductors and ground. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 0-5 021071 TYPE A 60'5 n~'. i :,INI,I E rpNUV'.1.. I'uw!u fALtE SFf D-10 Pl-(OJ E. T 4688 1.4'I'i:U'.IfIP; IA'1'r'IL i'Ir9111. lUAll 11 r,rr11I L, ',i 1'7114 l .A.'; H: I''f 11141M 61'I PAI INI, IIMI I PAIIIF'I IN',IJ L A I IGN; Iln l'Nf;'VII UfIAT'h 1'01 YE THYI[IJI 'H I I LU: NI JACKET: 11tiNE ASMOR: 11f`4E (ONOUCTOR ICENTIFIC ATIi1N: NONE TF,,E'~: 1HE WIN[ MALL PIECT 144E. VENIICAL FLAME. TEST RL`UIRCITENTS FER 1F(,(A to-Pl PAR. SIZES ~FI~UIF,E1) 14 A", X 2 Awr, X 250 MCM 750 MCM 12 AWF, X 1 AWG 300 MCM 1000 MCM 10 AWG X 1/0 AWG X 350 MCM 8 AWG X 210 AWQ 400 MCM 6 AWr. 310 AWG 500 MCM X 4 AWr, X Q/0 AWr, X 600 AWG CABLE D TAILS C(lNI+(ICTf)k IN,IILAIION NO. OF THICKNESS 511E 51RANDS INCHES (AW, r,K MLM) 14 T N F'',I L0 l 0.041 N f1+pU Z 7 0.062 1 no '.I ri/fr 19 0,074 i.'? X09 37 0,094 6ri!'i 'I;sl or, r, 61 0. 109 N!Mvl FVTURER ANA{ON DA WIPE ~'fD fAF'..E (,OM; ANY - 'UNI CON' Ott AFFFOVED EQUAL. CABLE SPECIFICATION SLACK 8 VEATCH 4D-6 CONSULTING ENGINEERS 60d• I•C56'•NONC KANSA5 CITY, M0. L 600 VOLTS; KULTICON DUCTOR; TYPE: S CONTROL CABLE SPEC D-10 ' NCF frU 5f'ECIFICATIO?J PROJFt T 4688 S1ArJt(A REtIR(: IPCFA S-61-402 CONDUCTOR: STANDARD ROUND UNCOATED COPPER; MAXIMUM OPERATING TEMP(PATURE 75 C INSULATION: POLYETHYLENE IPCEA PART g,9 SHIELD: NONE JACKET: CONDUCTOR AND CABLE ASSEMBLY; POLYVINYL CHLORIDE IPCEA PART 0,8 ASSEMBLY JACKET APPLIED OVER MYLAR TAPE WRAPPED CABLE CORE WITH 10 PER CENT OVERLAP i ARMOR: NONE CONDUCTOR IDENTIFICATION: IPCEA PART 5 METHOD 1 - COLORE,1 COMPOUNDS VITO TRACERS CABLE REQUIRED CABLE DETAILS CONDUCTOR NUMBER THICKNESS - INCHES NO. OF OF C(4'VbUrTOp ASS SIZE STRANDS CONDUCTORS INSULATION JACKET JACKETY e (AWC OA MCM) !0 7 2 0.020 0.010 0.045 10 7 a 0.020 0.010 0.060 2 7 2 0.020 X 0,010 0.045 12 7 9 0.020 12 01010 D.oas X 7 a 01020 11.010 0.045 12 7 S 0.020 D,010 0.045 12 7 6 0.020 12 0.010 0.060 7 1 0.020 0.010 0.067 12 7 8 0.020 0.010 0.060 12 7 9 0.020 0.010 0.060 1 12 1 2 7 10 0.02D 0.010 01060 12 0.020 0.010 0,060 n 1 i CABLE SPECIFICATsi; 8LACM b `/EATCH CONSULTING L;AINEEAS 7 KANSAS CITY, MO. t/ . Pf • P vt Section 4E - MOTOR CONTROL CENTERS 4E.1 GENERAL. This section is applicable to motor control center wjuip- ment and accessories specified on Motor Control Center Specification and Data Sheet included as part of this section. Two motor c*inirol centers shall be furnished complete with all accessories and shall be installed, connected and placed in service. 4E.2 CODES AND STANDARDS. Equipment provided under those specifications shall conform to applicable requirements of IEEE, ANSI and NE14A ICS stars dards. 4E.3 RATING. The rating of motor control center equipment shall be in accordance with the requirements of NEMA ICS and the Motor Control Center Specification and Data Sheets. 4E.4 ARRANGEMENT. Information regarding the arrangement of the motor control centers will be given to and worked out with the Contractor when final quantities are available. 4E.5 DETAILS OF CONSTRUCTION. Each motor control center provided shall include the features specified in the following articles. 4E.5.1 Stationary Structure. The motor control center shall be one or more vertical sections, each nominally 20 inches deep, 20 inches wide, and 90 inches high, joined together to form a complete enclosed assembly. Each section shall be fabricated from leveled sheet steel not less than 3/32 inch thick, shaped, reinforced with formed steel members, and se- curely fastened together to provide a rigid self-supporting structure. Exposed surfaces shall be finished smooth, thoroughly cleaned, and filled as necessary to provide a smooth uniform base for painting and painted with one or more coat; of primer and two or more finish coats of alkyd resin machinery enamel or lacquer as required to produce a smooth hard durable finish. The color of the finish coats shall be ANSI 24. Each vertical section shall be designed and fabricated according to NEMA standards to include the following features. 4E.5.1.1 Wire Troughs. Horizontal wire troughs shall be located at the top and bottom of each section, aligned and located to provide a con- tinuous wireway of the same cross sectional dimensions through the length of the assembled control center. A vertical wire trough equipped with wire ties shall extend the full height of each section. It shall be easily accessible from the front for the installation and maintenance of power and control wiring. 4E.5.1.2 Doors. Gasketed hinged doors shall be provided on the front of each starter unit or feeder breaker unit. Doors shall be designed to allow easy maintenance or replacement of all removable starters, breakers, transformers, lighting panels, and devices from the front. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 4E-1 031571 4E.5.1.3 Plug-in Units. Each section shall accommodate not more than six Size 1 or Size 2 combination magnetic starters. All starter and control units shall be readily interchangeable with units of the same type and size. All units except Size 5 starters and 400 ampere or larger feeder circuit protective devices shall be automatically discon- nected and connected to the bus as the units are removed or replaced in the section structure. All individual units shall be isolated from each other by metal barriers when the units are assembled in the operating position and when the units are removed or replaced in the section struc- ture. Size 5 starters and feeder circuit protective devices 400 ampere and larger shall have fixed mountin3 within the section. 4E.5.1.4 Space Heaters. Space heaters shall be furnished at the bottom of each vertical section of motor control centers installed in MMA Type 3 enclosures. Space heater output shall be 150 watts at the actual voltage applied. Normal use of the space heaters shall not change or discolor any painted surface. Space heater voltage rating shall be double the voltage normally applied to the heaters. Space heaters shall be controlled by an adjustable thermostat factory set to close at 85 F (ON) and open at 95 F (OFF). Space heater circuit protection shall be furnished in the motor control center. The Contractor shall provide all power supply wiring from the motor control center 120/240 volt panelboard to the apace heaters and their control. 4E.5.2 Bus. All motor control center bus shall be provided as specified and according to the following articles. 4E.5.2.1 Bus Material. Bus material shall be copper with silver-plated joints and connectors. 4E.5.2.2 Bus Supports. The bus supports shall be formed of a molded compound which shall have high dielectric strength, low moisture absorp- tion, high impact strength, and a high creepage surface. They shall be able to withstand the stresses imposed by short circuit current values equal to those previously specified for bus rating. 4E.5.2.3 Isolation of the Buses. The main bus shall be isolated from the horizontal wiring trough by means of removable steel barriers. The vertical bus shall be ftOldced frrta the starters by mans of sheet steel barriers. 4E.5.2.4 Phase Arrangement. Bus phase arrangement shall be 1-2-3 left to right, top to bottom, and front to rear, when viewed from the front or equipment withdrawal side. If the bus is arranged in a triangular configuration, Phase 2 shall be located in the upper position. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 4E-2 021071 41.5.3 Terminals. All incoming line, load, and ground conductor termi- nal connectors shall be bolted clamp type. Ground terminal connectors shall be 1/0 AWG to 300 Man for connection of the ground or neutral bus to the external grounding system and shall be according to the capacity of the control device for connection of load ground conductors to the motor control center ground or neutral bus. Incoming line connectors shall be equivalent to Burndy VVA--2N. Load terminal connectors shall be Burndy Type KA or approved equal. 4E.5.3.1 Conductor_ Entrance. Provisions shall be made for incoming line, load feeder, and control circuit conductor entrance as specified. 4E.5.4 Circuit Breaker Branch Circuit Protection. Each unit, when specified, shall include one 3pst, 600 volt, nolded case air circuit breaker with specified rating. Breakers shall bear the label of Underwriters Laboratories, and shall be manually operated with quick-make, quick-break, trip-free mechanism of the toggle type. The manual operating handle shall indicate when the breaker has tripped automatically. The breakers shall be equipped with suitable arc quenching devices. Main current carrying contacts shall be silver-plated and shall be capable of carrying their rated current without exceeding the Underwriters Labora- tories specified temperature rise. Feeder circuit breakers shall be thermal magnetic trip with the bimetal- lic thermal elements capable of withstanding sustained overload and short circuit currents without injury and without affecting the calibration of the bimetallic element. The thermal elements shall have Inverse time characteristics. The instantaneous elements shall trip the treaker at the minimum standard trip setting. Two 100 ampere frame feeder breakers shall be w unted in the space required for one Size 1 or Size 2 starter. One breaker shall be mounted in the space required for one Size 2 or Size 3 s:•arter when larger breakers are specified. Starter circuit breakers shall be adjustable magnetic instantaneous trip only sized and rated to trip at approximately 11 times the full load cur- rent rating of the protected device. 4E.5.5 Combination Starters. All combination magnetic full voltage starters furnished with the motnr control center shall include 480 volt, 3 phase, 60 hertz contactors with manual reset thermal overload relays, 120 volt ac operating coils, 480 to 120 volt dty type control trans- formers complete with one secondary lead fused and the other secondary lead grounded, and one branch circuit protective device as previously specified. Control transformers shall have 60 hertz ac ratings permitting opera- tion at a series primary voltage from 440 to 480 volts at a voltage ratio of 4/1. Assuming 440 volts on the primary terminals, each control transformer shall maintain a minimum potential of 105 volts at its ' (DENTON, TEXAS - 4688 (INDUSTRIAL WATER SUPPLY - D-10) 4E-3 021071 secondary terminals during starter coil inrush, while simultaneously serving a 100 VA 50 per cant power factor load beyond that of the coil. Control transformers shall be mounted with the removable combination starter element. Large size combination starters which require line voltage to energize the operating coils shall be equipped with auxiliary contactors for use in the operating coil circuit. These contactors hhnll be operated from the 120 volt circuit of the control transformers. Both the auxil- Lary contactor and the control transformer shall be mounted with the re- movable combination motor starter element. The contactora shall have an 8 hour current rating in accordance with the latest NEMA standards. All starter interlock contacts, whether a part of the starter mechanism or auxiliary relays, local control devices, and indicating lamps where specified, shall be wired to marked unit terminal boards. 4E.5.5.1 Overload Relays. Three: thermal overload relays of the bime- tallic strip type shall be furnished with each combs-+ation motor starter. The thermal overload relay heaters provided shall be rated as r,iquired to protect the motors of thc circuits from damage due to overload. Starters with adjustable overload relays are preferred. Provisions shall be made for manually resetting the thermal relays without opening the starter door. Where overload relay contacts are used to trip the starter, they shall be located on the ungrounded side of the starter coil. A 4E.5.5.2 Interlocks. A total of four interlocks, two normally open and two normally closed, shall be furnished with each nonreversing starter. All interlocks shall be independently wired to terminal blocks. 4E.5.5.3 Remote Control. Each magnetic starter shall have provision for future control by a remote push-button or control switch. All necessary internal wiring for this feature shall be supplied and connected to ter- minal blocks so located as to provide easy connection to the external control wiring. 4E.5.5.4 Manual Operating Handle. A manual operating handle shall be mounted on the access door of each starter section to operate the branch circuit protective device. Provision shall be made for locking this handle in the open position with a padlock. The access door operating handle shall be so interlocked with the branch circuit protective device that the access door cannot be opened normr,:ly when the device is in the closed position. Provisions shall be made for overriding this interlock. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 4E-4 021071 4E.5.6 Nameplates. Each combination starter and each feeder breaker shall hate a nameplate on its door. The nameplates shall be made of laminated black and white plastic with the black on the outside. The lettering shall be bold, not less than 1/8 inch square, engraved by cutting through the black outside layer so that the letters appear white. Nameplate engraving will be furnished later. 4E.5.7 Characteristic Curves. Characteristic curves shall be furnished by the Contractor for the circuit n_otective devices furnished. The curves shall be submitted with other engineering data as described ' previously under Section 1C. 4E.6 MOTOR CONTROL. CENTER COMPONENTS. The motor control centers shall contain devices as follows. 4E.6.1 MCC No. 1. This motor control center shall contain: Two combination starters, Sine 5, full voltage, single speed, nonreversing with Westinghouse Type LA breaker or approved equal. Two 3-position "Run" - ...lutomatic" - "Off" selector switches shall be mounted in the outer front door of the structure. One of these switches shall be wired to the terminal block of each starter. Switch enclosure shall be outdoor NEMA Type 4. One 100 ampere frame, two pole, 20 ampere trip thermal magnetic breaker, Westinghouse Mark 75, 't'ype MF6 or approved equal. One 600 ampere frame, 3 pole, 500 ampere trip thermal magnetic breaker connected as an incoming line main breaker. Breaker shall be Westinghouse Type MA or approved equal. One distribution panel, 3-wire, 120/240 volt ac with 120 20 ampere, single pole breakers One 5 kVA distribution transformer, 480-120/240 volt ac, single phase, 60 hertz 4E.6.2 MCC No. 2. This motor control center shall cuntain; Two combination starters, Size 4, fell voltage, single speed, nonreversing with Westinghouse Mark 75, Type 11FB breaker or approved equal. Two "Start" - "Stop" pushbuttons shall be mounted on the outer front door of the enclosure. One of these pushbuttons shall be wired to the terminal block of each starter. Pushbutton enclosure shall be outdoor NEMA Type 4. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 031571 4R-5 One 100 ampere frame, two pole, 20 ampere trip thermal magnetic breaker, Westinghouse Mark 75, Type HFB or approved equal. "ne 400 ampere frame, three pole, 400 ampere trip, thermal magnetic breaker connected as an incoming line main breaker. Breaker shall be Westinghouse Type LA or approved equal One distributiun panel, 3 wire, 120/240 volt ac with 1), 20 ampere, single pole breakers. One 5 kVA distribution transformer, 480-120/240 volt +ac single phase, 60 hertz 4E.7 MOTOR CONTROL CENTER SPECIFICATION AND DATA SHEET. The motor control specification and data sheet which follows these pages specifies the major construction requirements for the motor control centers. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 031571 4E-6 MOTOR CONTROL CENTERS-MCC NO. 1 AND MCC NO. 2 1 T EM f.l'II. D-10 %EmA CI41Y 1 {YII n eon v%T IN'UL4111JN: 490 YOLT ? PHASE f0 HEFTI SY'.TfM CI<OJIt.T 4688 !Y'. I.' uI NOVA 11{'I I I.~.. kL"1". lr I'l 1 W!M1'n~ D,'ta' x r,1[ 1~'. 'll x =fqT A (AILA141 ..1 INrMIY ^t 1I CVItiiLL 22,000 P x 300 600 300 NF UT.C. IJL A.T!Jr E1A'k'"H. (I ~A~;Ii FA~IfCllg4. x MU1 bf l; CA ',f A I P CI °T 'Ili PL EAY IU`[p Y+I TRH ;ONTLOL 13LIAif'. LEAL: 120 r,1L1 FWA5 X ONE; Tel AT :AIL~ IJ'IIT `.GU PrEI X ;TAPTER CONTROL 1RANVOa'AEP: PCC !ONTPOL TRAWORMEp: SEPARATE EXTERNAL CONTPOL SOURf,E TOP °01 ENTFANf,I TE;•MINAtIf'NS: IN^GMI N'.T LINE: X CAKE f±lS DUCT. X 1014 FEEDE° TOP: X BOTTOM ENIFANCf rnlrFOL7 TOP: X BOTTOM ENTS'AVE JUN( T I r;N RC; r 0 . c , AoE X ARE NOT PUOVI'fl, i 1 f;Uli^,AENT „,C uE0U1Nf1 0W 1,N SEf EASE No. 1 SURGE BASIN AND PUMP STRUCTURE No. 2 LAKE m c J W A MOTOR CONTROL CENTER SPECIFICATION AND DATA SHEET BLACK 6 VEATCII CONSULT1040 EN4INEERS 4L-7 KA%SAS CITY, MO. Section 4F - ELECTRIC MOTORS 4F.1 GENERAL. This section covers all electric motors except valve operator motors required for the operation of equipment furnished. The Contractor shall include as part cf the Proposal a list of all motors being, furnished. 4F.2 CODES AND STANDARDS. All motors shall be designed and fabricated to confo nn to the requirements of NEMA, ANSI, NEC, and IF;I;E standards. Unless Specified otherwise, all motors shall be selected for installation and used in rrccordancc with NLMA MG 1 and MG 2 rcquircrnents. 4F.3 RATING. The horsepower required to drive the furnished equipment under specified maxinurn load conditions shall not exceed the motor nameplate horsepower rating at a service factor of 1.0. The torque characteristics of all motors at 90 per cent rated voltage shall be as required to accelerate to full speed the inertia loads of the motor and driven equipment. All motors rated less than 3/4 hp shall be designed for operation on 115 volts single phase 60 hertz. All motors rated 3/4 hp and larger shall be designed for operation on 460 volts 3 phase 60 hertz. Motors shall be suitable for full-voltage starting, 4F.4 ENCLOSURES. Motors for indoor operation under usual service condi- tions shall have open dripproof enclosures. Motors for indoor operation under unusual service conditions and motors for outdoor service shall be totally enclosed of the correct type enclosure for the particular service. All motors shall be self-cooled unless designed for and cooled by air blown over the motor. Motors for outdoor service shall have all exposed metal surfaces protected with a moisture corrosion resistant polyester paint or coating. 'exposed unpainted and uncoated metal suctaces shall be of a heavy- duty corrosion resistant material. Shafts for NEMA '48 and 56 frame motors shall be furnished with corrosion resistant treatment unless a corrosion resistant material is specified. Totally enclosed motors shall be furnished with cast iron frames, bearing brackets, and conduit boxes. Fan cooled motors shall have fans fabricated of noncorrosive material and cast i7:on fan covers. Drain plugs shall be Crouse-Binds Type EDC "Universal" combination water drain-breather type or approved equal. Rotating shaft saal is preferred on shaft extension end of motor. (DENTONr TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 4F-1 031571 4F.. INSULATION. All motors shall have nonhygroscopic Class S stan- dard insulation with the limiting hot spot temperature of 130 C at name- plate service factor. Class A insulation (105 C limiting hot spot temperature) is acceptable on motors where Class B insulation is not ,,vailahle. The ambient temperature plus the temperature rise at the hottest spot due to motor losses shall not exceed the total limiting temperature rise for the insulation system used. All motors shall be for operation in 40 C ambient unless otherwise specified. 4F.6 BEARINGS. All mountings for bearings shall be designed to prevent the entrance of lubricant into the motor enclosure or dlrt into the bear- ings, and when required, shall be fitted with pipes, drain plugs, and fittings arranged for easy relubrication from the outside of the motor while the motor is in service. All bearings shall be self-lubricating and shall be designed to operate in any position or at any angle. One-piece sleeve bearings with wick lubri- cation shall be furnished where available. Prelubricated sealed ball bearings shall be furnished where sleeve bearings are not available or where axial thrust load exceeds 20 pounds. Sall bearings shall be designed and fabricated in accordance with AFBMA standards to have a minimum B-10 life rating of not less than 100,000 hours under the load, speed, and thrust requirements for coupled service. 4F.7 MISCELLANEOUS REQUIREMENTS. All motor ratings, mounting dimensions, nameplate inscriptions, service factors, and lead or terminal identifica- tions shall be in accordance with applicable NEMA MG 1 requirements. Di- mensions and locations of terminal housings, terminal boards, combination spade and screw or stud terminals, and terminal spacing shall be in ac- cordance with NEMA MG 1 and MG 2 standards. Where supplied, terminal boards shall. be fabricated of nonhygroscopic material. All motor .leads, space heater leads, and thermal protective leads where re- quired, shall be completely wired to the terminal housing as required. Leads for dual voltage rated motors shall be easily connected or reconnec- ted in the terminal housing for the operating voltage. Instructions for making these connections shall be furnished inside the terminal housing or on the motor frame or nameplate. Motor leads not connected to terminal boards shall be furnished with com- pression type connectors equivalent to Burndy Connector YAV for 8 AWG and smaller and YA-L for 6 AWG and larger. The incoming power supply cable size will be shown on the drawings. All motors, including those with resilient mountings, shall be furnished with a common ground connection in accordance with NEMA MG 2-2.06. A ground connector shall be provided inside the motor terminal housing suit- able for 12 AWG or 8 AWG grounding cable where power cable size is 8 AWG and smaller or 6 AWG and larger respectively. The ground cable size will '+e shown on the drawings. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 4F-2 021011 All motors shall have squirrel-cage rotors adequately sized to avoid over- heating during acceleration of the motor and driven equipment. Rotors shall be keyed or otherwise securely mounted on the motor abaft and shall be dynamically balanced. When thermal protection is specified, motors shall be furnished with auto- matic reset thermal protectors, where available, for stalled rotor and overload protection. Protectors shall confo nn to NEMA standards. WIn2 re automatic reset thermal protectors are not available, a temperature sensi- tive device shall be imbedded in the stator windingv and wired into the conduit box. The device shall close a control. circuit contact when speci- fied winding insulation temperature limits are exceeded. Space heaters shall be provided inside the motor enclosure in a location suitable for easy removal and replacement. Space heaters shall be of the capacity required to maintain the motor internal temperature above the dew point when the motor is idle and shall be isolated by a heat insulation barrier or located so as not to cause heat damage to adjacent painted surfaces. Space heaters shall be designed for operation or, 120 volts, single phase, 60 hertz. 4F.8 FACTORY TESTS. Each motor shall be tested at the manufacturer's plant to determine that it is free from electrical, mechanical, or lubri- cating system defects. Tests shall include routine tests in accordance with NEMA, IEEE, and ANSI standards. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - 13-10) 031571 4F-3 Section 40 - GROUNDING 4G.1 GENERAL. This section covers the furnishing and installation of grounding materials. 4G.2 MATERIALS. All grounding materials required shall bi furnished new and undamaged in accordance with the following requirements: Rods 3/4 inch 10 foot cr,pperclad sectional type Coppcrweld, Blackburn or approved equal Cable Bare Soft drawn copper, Clas3 B stranding, ASTM B3 Insulated Soft drawn copper, Class B stranding with not less than 3/64 inch thick green colored polyvinyl chloride insulation IPCEA S-19-81 Thermite welds Molds, cartridges, materials, and accessories as recommended by the manufacturer of the molds for the items to be welded. Cadweld heavy- duty or approved equal. Molds and powder shall be furnished by the sane manufacturer Flush ground plates Cadweld S-330, M-2745, S-3688 or approved equal All clamps and other hardware of iron or steel used with the grounding system shall be hot-dip galvanized. Bolts, wa9hers, and nuts shall be cadmium plated. 4G.3 INSTALLATION. Grounding system materials shall be installed ac- cording to the drawings and following requirements. 4G.3.1 Ground Rods. All ground rods shall be located as shown on the drawings and driven to the depth indicated. Where the required ground rod length exceeds 10 feet, standard sections shall be welded together to provide an extended rod with one true centerline and a minimum of joint resistance. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 4G-1 021071 4G.3.2 Conductors. Exposed conductors shall be installed inconspicu- ously in vertical or horizontal positions on supporting structures. When located on irregular supporting surfaces or equipment the conductors shall run parallel to or normal to dominant surfaces. Conductors routed over concrete, steel, or equipment surfaces shall be kopt in close contact with those surfaces by using fasteners located at intervals noc to exceed 3 feet. Buried ground conductors extending beyond foundationFi or structures shall have at least 18 inches of ground cover. Damaged ground system conductors shall be repaired or replar.-_d by the Contractor as directed by the Engineer. 4G.3.3 Connections. All connections shall be made by the tt.•~rmite process except where otherwise shown on the plans or specified. :'Vnu- facturer`s instructions on the use of thermite materials shall be fol- lowed in all details. All surfaces to be covered by the thermite welds shall be thoroughly cleaned. Paint, scale, and other deleterious sub- stances shall be removed from surfaces of ungalvanized structural steel members by grinding. Galvanized steel surfaces shall be cleaned with emery paper. Powder and molds shall be kept dry and warm until used. All thermite connections shall successfulll resist moderate hammer blows. Any connection which fails such test of which upon inspection indicates a porous or deformed weld shall be remade. Where flush ground plates are to be embedded in the concrete, the plates shall be carefully located and firmly secured to the forms. The ground- ing cable shall be thermite welded to the plate. All bolted and screwed connections shall be securely tightened. 46.3.4 Conduit Grounding. All grounding bushings within all enclosures, including equipment enclosures, shall be wired,together and connected internally to the enclosure grounding lug or grounding bus with bare copper conductor. Grounding bushings 1-1/2 inches and smaller shall be grounded with 8 AWG conductors. Grounding conductors sized in accordance with NEC shall be used with all other grounding bushings. 4G.3.5 Equipment Grounding. All electrical equipment shall be grounded. Large equipment such as metal-clad or metal-enclosed switchgear will be furnished with a grounding bus. Most other equipment will be furnished with grounding pads and/or grounding lugs. All ground connections shall be cleaned immediately prior to connection.. The Contractor shall provide all grounding material required but not furnished with the equipment. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 4G-2 021071 Where the ground conductor is included with the power conductors in the motor circuit raceway, a compression type ground conductor termination shall be used and connected to the motor frame inside the motor terminal conduit box. Where the ground conductor is not included with the power conductors in the motor circuit raceway, the motor frame shall be grounded to the near- est building steel or to the ground grid as shown on the drawings. Suitable grounding facilities, as approved by the Engineer, shall be furnished on motors not so equipped. The grounding facilities shall consist of compression type ground conductor termination bolted to the motor frame and providing a minimum of joint resistance. The conduit system is not considered to be a grounding conductor except for lighting fixtures. No grounding conductor shall be smaller in size than 12 AWG unless it is a part of an approved cable assembly. 4G.4 GROUND SYSTEM RESISTANCE. All ground resistance measuremeats shall be made with a three terminal "megger" type ground tester which applies alternating current to the electrodes and which gives a reading in direct current ohms. Two reference grounds shall be used and all tests shall be made in accordance with instrument manufacturer's instruc- tions for ground resistance testing, Prior to connection of grounding electrodes to the grounding system the Contractor shall obtain individual measured ground resistance data for selected electrodes as shown on the plans. These data shall be obtained, identified, and recorded under the supervision of the Engineer and sent to him within 5 days. (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 4G-3 021071 Section 411 FREEZE PROTECTION td luat pip 4nlla; ornqui 411.1 ( I Nl:it11.. 7itfs 6art161% ~oVsrs the urtiii~7t3nB and rt dooor all, ih46r14is f aY t.teesg pYotaa~i~n o#.c~rtu ta+ttit 41L2 ~L1'li.ItlA1.s. Freeze protection material shall conform to the require- ments of thf, following paragraphs. *k 411.2.1 lel L,n Insulated i!e_ti[1_tt& Cable. 'Phis heating Lahte shall be two acketcundic[or soli core alloy, tefIon (TFE) insulated with a fiber R1, acke[. 'i'hu insulated conductor shallevasamabraided nufactu'icd'byr,fhermonll'L3inu't jacket. cable shall be Type TEK heating cab facturing Company. * 411.2.2 Termination Kits. Each teflon insulated heating cable circuit shall be terminated with a field installed hot-to-cold splice kit askit available from ;hermon Manufacturing Company (Houston, Texas). The rmo CETK withlThermon CatalogaNumbermUSK kit. HleaterncablemT-splicessshallbbemmade with with Thermon Catalog Number TSK kit. ors be b 411.2.3 Bandin Material. The heatT~e banding materiel ahallnbedltinch pipes on 1 foot centers, maximum. wide Thermon Catalog Number IT-40 banding. 4ndin Thermostat. Freeze prf=Qezeoprotectionacablea11Theyfshallhbe and installed for controlling spst,in NEMA Type 4 gasketed enclosure, temperature range 35-250 F, complete th apillarywtubing. The stainless thermostais shall be eThermontE435250,steel steel bulb and 10 cP 4H.3 TEFLON INSULATED HEATING CABLE INSTALLATION. Heating cable shall be installed in accordance with the details shown on the drawings and as specified herein. all the valves heatfilang cable on H eatenccablee 411:3.1 General. shall be two and serpentin e e app length and size requirements are shown on the drawings. 411.3.2 Ccordi~ nation with Raceway Installation Requirements. All ainlthe cable parts of Section 4C pertaining to raceways shall be employ freeze protection work. 411.3.3 Insulation 'lestiij&. After installation each heater circuit shall c1 tested between co ives a a megger sheath reading volt ci shall give rcuit which fails t to o be repaired or replaced. securedetoapproxi- _ _ shon THERMOSTAT on thA--heLd ~ngs. Ea~h Thermostats thermostat shall mately 411.4 structural * Refer to Addendum 1 Revised in accordance with Addendum 1 (DF.NTON, TEXAS - 4688 (INDUSTRIAL MATEY SUPPLY - D-10) 411-1 031571 steel with machine screws. The structural steel shall be drilled and tapped for the screws. The Contractor shall furnish and install angle iron or other steel supports fastened to the structure steel for supporting the thermustats. 411.4.1 Identification. Each cable sliall be tagged at each exposed Section with wire and cable markers as described under "Conductors" in Section 4D. 41{:5 TNIt)>a T1ttN To THZ Cdi, TRACTOR. T'be 4ngineor. 0,11 turaish' 'th~ folw loving infotmation to Cha Coptilactort. freeze Protection 5chcdu1a listing pipes to bE prutected, their s~i~S@ ,and temppr4tUra ragafremen4$,, 40. p1p1119 drow'ing xeferenc~ * Deleted for Contract in accorda ice with Addendum 1 (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) 4}{-y 031571 ia~ 5 - -y q fa 7~r1,J r w1a r'' 7 ~a M.7~ r. ,Yf ? J i" 41y~',~. to i~ ~d,1"Yi- SqJ JF c` ~ a~ f,} YC 4 'R. ~ : 1 ''y ~k I I 5 Y 4 aA d' r ~ ';9 ,4 r 4,£ ^ ~n NR q f v C r Y* J i .f. p ryJI k ; ~ t " 1 + y x1K i 1 ^ ! Cr r (V r 'Y~ 1 a J. ♦A .k N~1F tl j, k r A P 9 Y~ 7 r 'i s l r,~ k!„k~ iM f ~ i, 4I rf ~ Ira 9 .t ,l ~Y 1ya v Sf e i r R ~ r.; i P - ~ J Y k n ~nr1 APPENDIX Al W~ w k f' Xc ~ r ; 3 ~ a' ~ V S % a Y~. v ~ F„Yi + Z9"J~ ~f~+ 7q 7d "yet I. v ~ + Y ~.4.'.+',. ~d e ~ v'4 1 f,. 4 7 •u. } ' 1. r, 4r w +d B "t " J ..r c 'sa .kf 2 ~pv Y~Y, n v t~l . ~ r ~ > Y'~.~ a 1 4~ na fi! et'~F a'. v ivvr'., Y~~ ♦ ~y Thy'ia t„ Y~ ~•,'£i~~ w JI i 03 m SPECIFICATIONS AND DOCUMENTS CITY OF DENTON, TEXAS INDUSTRIAL. WATER SUPPLY SPECIFICATION 4688 D-10 ADDENDUM 1 April 12, 1971 Fach bidder shall note these revisions to the contract documents and incor- porate these revisions in his proposal. Each bidder shall attach a signed acknowledged copy of this entire addendum in the front of the specifications submitted with his proposal. This addendum consists of Lwo pages and revised drawings list:d herein. 1. Page 1B-1, Article 113.2. The following drawings have been revised and are hereby reissued as Revision 1, dated April 12, 1971, and noted "Revised and Reissued with Addendum 1". "Drawing No. Title D10-206 PLAN AT POWER PLANT D10-211 STRUCTURES PLAN - SECTIONS AND DETAILS DIO-212 ELECTRICAL PLAN AND DETAILS D10-213 ELECTRICAL PLAN AND DETAILS" 2. Page 411-1, Article 411.1. Change the article to read; 411.1 GENERAL. This section covers the furnishing and Instal- lation of all electrical materials for freeze protection of all outdoor aboveground piping. Piping to be freeze protected is shown on the drawings. Insulation and lagging for freeze protection shall be in accordance with Section 3E." 3. Page 411-1, Article 411.2,1, Change the first sentence to read: "This heating cable shall be two conductor solid core alloy, teflon (TFE) insulated with a fiber glass jacket." I (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) (ADDENDUM 1 ) 041271 1 L~_ 4. Page 4H-1, Article 4H.2.2. Change the third sentence to read: "Hot end terminations shall be made with Thermon Catalog Number HETK kit." 5. Page. 4H-2, Article 4H.5- Delete the entire article. BLACK S VF'AICH Consulting, Engineers F * * * >v ACKNOWLEDGMENT The undersigned bidder hereby certifies that the revisions set forth in this addendum have been incorporated in his bid and are a part of the contract documents. I Signed Date I II ~I (DENTON, TEXAS - 4688 ) (INDUSTRIAL WATER SUPPLY - D-10) (ADDENDUM 1 ) 041271 2 {