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1997-05394ubcamd ord ORDINANCE NO 9 AN OaOINANCE OF TI E CITY OF DENTON AmiNDING CHAPTER 28, SECTIONS 27 AND 28, OF THE CODE OF ORDINANCES OF THE CITY OF DENTON, TEXAS, ADOPTING THE 1994 UNIFORM BUILDING CODE WITH CERTAIN AMENDMENTS, DELETIONS, AND ADDITIONS THERETO, PROVIDING FORA SEVERABILITY CLAUSE AND REPEALING CLAUSE, PROVIDING FOR A MAXIMUM PENALTY NOT TO EXCEED TWO THOUSAND DOLLARS ($2,000 00) FOR EACH VIOLATION THEREOF, AND PROVIDING FOR AN EFFECTIVE DATE THE COUNCIL OF THE CITY OF DENTON HEREBY ORDAINS SECTION I That Section 28-27 of the Code of Ordinances of the C~ty of Denton, Texas, ~s hereby amended to read as follows Sec. 28-27. Adoption of building code. The Uniform Bmldzng Code, 1994 Edmon, Volumes 1, 2, and 3, as pubhshed by the Internattonal Conference of Bmldtng Officmls, a copy of wNch shall be filed ~n the office of the c~ty secretary and avmlable for pubhc inspection, zs hereby adopted and demgnated as the bmldlng code of the cry, the same as though that edition of such code were cop~ed at length here~n, subject to the deletions and amendments enumerated ~n section 28-28 SECTION II That Section 28-28 of the Code of Ordinances of the C~ty of Denton, Texas, ~s hereby amended to read as follows See. 28-28. Deletions and amendments. The bml&ng code adopted by Section 28-27 ~s amended as follows (1) Section 105, Board of Appeals Section 105 m deleted (2) Sectton 106 1, Permits Requtred Section 106 1 ~s amended to mad as follows Except as specffied m subsection 106 2 of tNs sectzon, no braiding or structure regulated by thru code shall be erected, constructed, enlarged, altered, repmred, moved, ~mproved, removed, converted or demohshcd unless a permit for each bmldtng or structure has first been obtmned from thc bmld~ng officxal A single bmld~ng permit may be ~ssued for all bmld~ngs w~tNn an apartment complex A separate electrical, plumbing, mechanical and one (1) driveway approach permit shall not be reqmred when a bmld~ng permit for a new one- or two- family dwelhng of four thousand five hundred ninety-rune (4,599) square feet or less m floor area or for an apartment complex ~s ~ssued Ind~wdual building, electrical, plumbing and mechanical penmts are reqmred for additions, remodels and repmrs to one- and two- family dwelhngs and apartment bmld~ngs (3) Section 107 2, Permit Fees Section 107 2 is amended to read as follows The fee for each permit except for apartment buildings shall be as set forth in Table Nos 1-A and 1-B as set forth in section 28-28 (9) and (10) of the Code of Ordinances For each multi-family building, the permit fee shall be determined by multiplying the total floor area of each building, as defined in the Umform Building Code by 11 4088 cents per square foot (4) Section 107 3, Plan Review Fees Section 107 3 is amended to read as follows For Group R, D~visaon 3, Occupancies, the plan review fee shall be ten (10) percent of the building permit fee as shown m Table 1-B For all other occupancies, the plan rewew fee shall be equal to fifty (50) percent of the building permit fee as shown in Table 1-A (5) Section 107 6, Fee Refunds The third paragraph of Section 107 6 as amended to read as follows The building official may authorize a refund of up to one hundred percent of the plan rewew fee review fee paid, provided that the apphcation for a permit ~s withdrawn or canceled before plan review is completed (6) Section 108 5 4 1, Wall Insulation Inspection ~s added to read as follows Apphcant shall permit Inspection of ~nsulat~on ~nstalled m exterior walls prior to concealing ~nsulatlon (7) Section 108 8, Relnspect~ons The fourth paragraph of section 108 8 is amended to read as follows To obtain a reinspeetlon, the appheant shall pay the remspect~on fee as set forth in the fee schedule t~tled, "Other Inspections and Fees," secUon 28-28 (9)b, of the Code of Ordinances, and then request an ~nspectlon in the manner prescribed by the building official (8) Section 109 1, Use and Occupancy Section 109 1 ~s amended to read as follows Section 109 1, Use and Occupancy No person may occupy any building or structure, and no change in use, tenancy or occupancy classification of a building or portion thereof shall be made until the bmlding official has issued a certificate of occupancy therefor as provided herein A new certificate of occupancy shall also be required when a change of ownership of an operating bus~ness occurs The new owner may continue to operate the bus~ness until the new certificate of occupancy PAGE 2 IS lssued Upon inspection by the building official or h~s or her designee, the owner shall make any necessary repmrs w~thln a time period determined by the building official to be reasonable ExceptIon 1 Group IL Division 3 and Group U Occupanmes Any person, firm or corporation to whom a building permit is issued for the construction of a new Group 1L Division 3 Occupancy commits a wolatlon of this ordinance ff the bmldlng ~s occupied prior to completion of all reqmred final lnspectxons and approvals Issuance of a certfficate of occupancy shall not be construed as an approval of a wolatlon of the prows~ons of this Code or of other ordinances Cemficates presummg to give authority to violate or cancel the prowslons of this Code or other ordinances of the C~ty shall not be vahd (9) Table No I-A, Building Permit Fees Table 1-A is amended to read as follows TABLE 1-A Permit Fees for Nonrestdent~al Buddings and Addtttons and Repatrs to Restdenttal Buildings a Total Valuatton Fee $1 to $500 $5 $501 to $2,000 $5 for the first $500, plus $1 for each add~uonal $100 or fraction thereof, to and including $2,000 $2,001 to $25,000 $20 for the first $2,000, plus $4 for each adthnonal $1,000 or fracnon thereof, to and ~nclud~ng $25,000 $25,001 to$50,000 $112 for the first $25,000, plus $3 for each addmonal $1,000 or fracnon thereof, to and including $50,000 $50,001 to$100,O00 $187 for the first $50,000, plus $2 for each addmonal $1,000 or fracuon thereof, to and including $100,000 $100,001 to $500,000 $287 for the first $100,000, plus $1 50 for each addmonal $1,000 or fracnon thereof, to and including $500,000 PAGE 3 $500,001 and up $887 for the first $500,000, plus $1 for each adthuonal $1,000 or fracnon thereof To estabhsh bufldmg perma fees for all new construction and addttmm, other than new one- and two- faintly dwelhngs of four thousand five hundred mnety-mne (4,599) square feet or less tn floor area and mulu-famfiy dwellings, multiply eleven dollars ($11 00) by the total square footage under roof, enter that valuation into Table No l- A and multiply the results by 1 50 To estabhsh building permit fees for all alterations, fire damage, repmrs, remodehng, and accessory buildings, multiply slx dollars fifty cents ($6 50) by the total square footage, enter that valuation ~nto the above schedule and multiply the result by 1 50 b Other Inspections and Fees (1) Inspections requested and performed before or after normal working hours (m~nanum charge of one (1) hour), per hour $15 00' (2) Re~nspectmn fee assessed under the provtslons of Section 108 8 each $15 00' (3) Inspecuons for which no fee ~s specffically ~nthcated (minimum charge of one- half hour) per hour $15 00' (4) Certfficate of occupancy inspection for other than new bufithngs, each $18 00' (5) Issuance of certificate of occupancy for new buildings excluding Group R, D~ws~on 3 Occupancies $10 00' (6) Re-roofing of any building $20 00' (7) For use of outstde consultants for plan checking and inspections, or both Actual Costs** *Or the total hourly cost to the mty, whichever ~s the greatest Thts cost shall ~nclude superwston, overhead, eqmpment and hourly wages of the employees ~nvolved **Actual Costs include adm~mstratlve and overhead costs PAGE 4 (10) Tab~ No l-B, Permit Fee Schedu~ for New One- and Two- Famt~ Dwelhngs Table No 1-B is crea~d to read as follows TABLE 1-B Permtt Fee Schedule for New One- and Two-Famt~ DweHtngs Each half of a two-family dwelhng shall be ~ea~d as a separate building for the purpose of de~rmmmg permit ~es Total Total Square Ft Square Ft Under Roof Fee Under Roof Fee 0-1272 $255 30 2600-2636 $358 76 1273-1299 261 30 2637-2699 363 26 1300-1363 265 44 2700-2727 363 26 1364-1399 271 44 2728-2799 367 76 1400-1455 274 58 2800-2818 367 76 1456-1544 280 58 2819-2899 372 26 1545-1636 286 58 2900-2909 375 94 1637-1727 29258 2910-2999 380 44 1728-1799 298 58 3000 380 68 1800-1818 301 02 3001-3090 385 18 1819-1899 307 02 3091-3099 389 68 1900-1909 307 29 3100-3181 395 28 1910-1999 313 29 3182-3199 399 78 2000 313 63 3200-3272 403 10 2001-2090 319 63 3273-3299 407 60 2091-2099 325 63 3300-3363 411 17 2100-2181 326 42 3364-3399 415 67 2182-2199 332 42 3400-3454 417 65 2200-2272 333 74 3455-3499 422 15 2273-2299 338 24 3500-3545 426 62 2300-2363 339 11 3546-3599 431 12 2364-2399 343 22 3600-3636 436 36 2400-2454 346 36 3637-3699 440 86 2455-2499 350 86 3700-3727 446 05 2500-2545 353 21 3728-3818 450 55 2546-2599 357 71 3819-3909 455 05 3910-4000 459 55 4273-4363 487 55 4001-4090 464 05 4364-4454 492 05 4091-4199 478 55 4455-4545 496 50 PAGE 5 Total Total Square Ft Square Ft Under Roof Fee Under Roof Fee 4200-4272 483 05 4546-4599 499 55 (11) Section 302 4, Ftre Ratmgs for Occupancy Separations, Exceptton Item (3) Section 302 4 Exception Item (3) ~s amended to read as follows 3 In the one-hour occupancy separation between a Group R, D~v~s~on 3 and Group U Occupancies, the separation may be hm~ted to the installation of not less than one-half ~nch thick gypsum board construction on the garage s~de and a weather-stripped door wall be permitted m heu of a one-hour fire assembly F~re dampers shall not be reqmred ~n ducts p~erc~ng th~s separaUon for ducts constructed of not less than No 26 gauge galvamzed steel (12) Sectton 303 1 3, Amusement Butldtngs Section 303 1 3 is amended to read as follows Sectton 303 1 3 Amusement buddtngs Amusement budthngs shall conform w~th the reqmrements of th~s code for th~s occupancy classfficatlon ~n addmon to the prows~ons set forth ~n Secuon 408, 904 2 3 6 and 1013 6 Exception Amusement bmldmgs or portions thereof which are w~thout walls or a roof and constructed to prevent the accumulation of smoke ~n assembly areas (13) Section 30711 3, Extt corridors Section 307 11 3, Exception Part 3 ~s amended to read as follows 3 Sprinkler protection shall be designed m accordance w~th the latest edition of N F P A Standard 13 for Ordinary Hazard Group 2 (14) Sectton 310 9 1 2, Addtttons Alterattons or Repatrs to Group R Occupancies Section 310 9 1 2 is amended by delenng the Exception (15) Section 403 2 1, System Destgn Sectaon 403 2 1 ~s amended changing the first sentence to read as follows The automatm sprinkler system shall be prowded throughout the bmldmg as speeffied by the latest edmon of N F P A Standard 13 for Group B office buddings Group R, D~ws~on 1 bmldmgs may use e~ther N F P A Standard 13 or N F P A Standard 13R PAGE 6 (16) Section 404 3 1, Automattc Sprinkler Systems SecUon 404 3 1 ts amended by changmg the first sentence to read as follows The covered mall butldmg shall be provided wtth an automattc spnnkler system conformtng to the provtstons of the latest edltton of N F P A Standard 13 (17) Section 405 1 1, Standards of Quahty Secuon 405 1 1, Part 2 ts amended to read as follows 2 NFPA Standardl3 (18) Sectton 503 2 I, General Secuon 503 2 1 ~s amended by changtng the last sentence of the first paragraph to read as follows The above provtstons shall not apply to walls at right angles to the property line, or to Group A, Dtvtston 3 or 4 and Groups B, F, M, S and R Occupancies whtch are eqmpped throughout wtth approved automaUc fire sprinkler systems and are at least ten (10) feet from property hnes (19) Sectton 505 3, Automatic Sprtnkler Systems SecUon 505 3 Part 2 ~s amended to read as follows 2 Secuon 28-28(30) 13 of the Code of Ordinances for Group H, Dtws~on 1 and 2 Occupancies (20) Sectton 506, Maxtmum Hetght of Buddtngs and Increases Secuon 506, Parts 1 and 5, are amended to read as follows 1 SecUon 28-28(30) 13 and 15 of the Code of Ordinances for Group H, Dtwstons 1, 2, 3, 6 and 70ccupanctes 5 Secuon 28-28(30) 16 of the Code of Ordmances for Group I, Dtwslons 1 1 and 1 20ccupanetes used as hospitals, nursing homes or health care centers tn Type II, One Hour, Type III, One Hour, Type IV or Type V, One Hour construction PAGE 7 (21) Section 7083 1 2 I, Two of more dwelltng untts and hotels Section 708 3 1 2 1, Exception 2 ~s amended to read as follows 2 Draft stops may be omitted ~n combustable attic space m Group R, D~wslon 1 Occupancies which are equipped w~th an approved automatic sprinkler system throughout (22) Sectton 708 3 1 2 2, Other uses Section 708 3 1 2 2, Exception is amended to read as follows EXCEPTION Draft stops may be omitted in combusUble attic space in Group A, D~ws~ons 3 and 4 and Groups B, F, M, and S, whxeh are eqmpped w~th an approved automatic sprinkler system throughout (23) Section 711 5 Rubbish and Ltnen Chute Termtnatton Rooms The last sentence of Section 711 5 is amended to read as follows For sprmlders, see Section 904 2 1 (24) Section 713 11, Fire Dampers Secuon 713 11, Part 2 ~s amended to read as follows 2 F~re damper protection of heating, ventilation and air cond~t~omng duct penetrauon of corridor walls, ceflmgs, or floors ~s not required in Group A, D~vis~ons 3 and 4 and Groups B, F, M, S and R Occupancies which do not exceed three stories ~n hexght, and are eqmpped w~th an approved automatic sprinkler system throughout (25) Section 804 I, General Section 804 1, Exception 2 is amended to read as follows 2 Where approved automatic spnnkler systems are prowded throughout Group A, Dav~saons 3 and F and Groups B, F, M, S and R Occupancms, the flame- spread classification raung may be reduced one classlflcaUon, but in no case shall materials hawng a class~ficauon greater than Class III be used (26) Section 805, Texttle Wall Covertngs Section 805, Part 1 ~s amended to read as follows 1 Textile wall coverings shall have a Class 1 flame spread and shall be protected by automatac sprinklers complying w~th the latest editions of PAGE 8 N F P A Standard 13, N F P A Standard 13D or N F P A Standard 13R, whichever are apphcable (27) Sectton 902, Standards of Qualtty Section 902 is amended by deleting the second paragraph, and by amending parts 1 and 2 to read as follows 1 F~re Extmgmsh~ng System 1 1 The latest edmon of N F P A Standard 13 1 2 The latest edition of N F P A Standard 13D 1 3 The latest ed~txon of N F P A Standard 13R 2 Standpipe Systems The latest edition of N F P A Standard 14 (28) Section 904 1 2, Standards Section 904 1 2 ~s amended to read as follows Whenever reference xs made to fire extmgmshlng system or standpipe system standards in U B C volumes 1, 2, or 3, the appropriate N F P A Standard shall be used ~n the mstallataon of such systems F~re ext~ngmsh~ng systems shall comply w~th the latest editions ofN F P A Standard 14, N F P A Standard 13D (for Group R Division 3 Occupancies), N F P A Standard 13R (for Group R Dxvlsmn 10ccupanmes) and N F P A Standard 13 (for all other bulld~ngs) Exception Automauc fire extlngmshlng systems not covered by the above standards shall be approved and installed ~n accordance w~th other approved Standards (29) Section 904 1 3 Sectaon 904 1 3 ~s deleted (30) Sectton 904 2 1, Where Requtred Section 904 2 1 ~s amended to read as follows 904 2 1 Where required Automatic fire exUngmshlng systems shall be ~nstalled ~n the occupanmes and locations as set forth m th~s secuon For prows~ons on specml hazards and hazardous materials, see the Fire Code 1 An automatic sprinkler system shall be installed in all new bmld~ngs of noncombustible construction which exceed three stones ~n height or which have more than ten thousand square feet (10,000 sq ft ) of floor area 2 An automatic spnnkler system shall be installed in all new bmldlngs of combustible construetaon which exceed three stones ~n height or which have more than seven thousand five hundred square feet (7,500 sq ft ) of floor area PAGE 9 3 Sprinklers shall be installed at the top of rubbish and hnen chutes, and ~n their terminal rooms Chutes extending through three or more floors shall have addmonal spnnkler heads installed wah~n such chutes at alternate floors Sprinkler heads shall be accessible for servlmng 4 Sprinkler systems shall be installed in rooms where mtrate film ~s stored or handled 5 Sprinkler systems shall be installed ~n protected combustible fiber storage vaults as defined m the F~re Code 6 Automatic sprinkler systems shall be installed throughout all bmld~ngs with a floor level w~th an occupant load of 30 or more that is located 55 feet (16 764 m) or more above the lowest level of fire department vehicle access Exception 1 Airport control towers 2 Open parkang structures 3 Group F, D~VlSlOn 20ccupanmes 7 Automatic spnnkler systems shall be installed in rooms used by the occupants for the consumption of alcohohc beverages and unseparated accessory uses where the total area of such unseparated rooms and assembly uses exceeds 5,000 square feet (465 m2) m floor area For uses to be considered as separated, the separation shall not be less than as reqmred for a one-hour occupancy separataon The area of other uses shall be included unless separated by at least a one-hour occupancy separation 8 An automatic sprinkler system shall be installed ~n basements classffied as a Group A Occupancy when the basement Is larger than 1,500 square feet (139 m2) m floor area 9 Automatic sprinkler systems shall be installed m enclosed usable space below or over a stmrway ~n Group A, D~vtslons 2, 2 1, 3 and 4 Occupancies See Section 1009 6 10 Automatic sprinkler systems shall be installed ~n every bullthng eontmnmg a multi-theater complex 11 Automatic sprinkler systems shall be ~nstalled ~n all amusement bmldlngs The mare water-flow sw~tch shall be elecmcally supervised The spnnkler PAGE 10 ma~n cutoff valve shall be superwsed When the amusement bmldmg is temporary, the sprinkler water-supply system may be of an approved temporary type Exception An automattc spnnkler system need not be prowded when the floor area of a temporary amusement bmld~ng ~s less than 1,000 square feet (92 9 mG) and the exit travel thstance from any point ~s less than 50 feet (15 240 m) 12 All stages shall be spnnklered Such spnnklers shall be prowded throughout the stage and m dress:ng rooms, workshops, storerooms and other accessory spaces contiguous to such stages Exceptions 1 Sprinklers are not reqmred for stages 1,000 square feet (92 m:) or less ~n area and 50 feet (15 240 m) or less ~n height where curtmns, scenery or other combustthle hangings are not retractable vemcally Combustible hangings shall be hmaed to a s~ngle mam curtatn, borders, legs and a single backdrop 2 Under stage areas less than 4 feet (1 219 m) m clear height used exclusively for chmr or table storage and hned on the ~ns~de w~th 5/8-tach (16 mm) Type X gypsum wallboard or an approved equal 13 Automatm sprinkler systems shall be tnstalled throughout Group H, D~vts~ons 1, 2, 3, and 7 Occupancies Automatic sprinkler systems shall be installed throughout Group H, Dlms~on 40ccupanmes hawng floor areas greater than 3,000 square feet 14 Automatm fire-ext~ngmsh~ng systems shall be ~nstalled ~n Group H, D~v~s~on 5 and Group S, D~ws~on 5 A~rcraft Hangars ~n accordance w~th N F P A Standard 409, latest edition 15 Automatae fire-extmgmshmg systems shall be ~nstalled throughout bmld~ngs containing Group H, D~ws~on 6 Occupancies The design of the sprinkler system shall not be less than that reqmred under N F P A Standard 13 for the occupancy hazard classfficat~ons as follows LOCATION OCCUPANCY HAZARD CLASSIFICATION Fabncataon areas Ordinary Hazard Group 2 Service corridors Ordinary Hazard Group 2 Storage rooms w~thout dxspens~ng Ordinary Hazard Group 2 PAGE 11 Storage rooms with dispensing Extra Hazard Group 2 Exit corridors Ordinary Hazard Group 2~ ~ When the desxgn area of the sprinkler system consists of a corridor protected by one row of sprlnlders, the maximum number of sprinklers that needs to be calculated is 13 16 An automatic sprinkler system shall be ~nstalled In all Group I occupancies Exceptions In jails, prisons and reformatories, the piping system may be dry, prowded a manually operated valve is installed at a continuously monitored location Opemng of the valve will cause the pIpang system to be charged Spnnkler heads m such systems shall be equipped with fusible elements or the system shall be designed as required for deluge systems In N F P A Standard 13 17 Automatic fire sprinkler systems shall be mstalled throughout all buildings contawang a Group E, Diwsion i Occupancy Exceptions 1 When each room used for lnstrucUon has at least one exit door directly to the exterior at ground level and when rooms used for assembly purposes have at least one half of the required exits directly to the exterior ground level, a sprmlder system need not be provided 2 The building is less than 7,500 square feet In floor area and ~s of combustible construction or less than 10,000 square feet m floor area in all other buildings of noncombustible construction 18 Automatic spnnlder systems shall be installed in basements classified as Group E, Division 1 Occupancies 19 Automatic fire sprlnlfler systems shall be installed in enclosed usable space below or over a stairway in Group E, Division 1 Occupancies See Seeuon 1009 6 (31) Section 904 2 2, All occupanctes except Group R, Dtwston 3 and Group U Occupanctes Section 904 2 2 is deleted PAGE 12 (32) Sectton 904 2 3, Group A Occupanctes Section 904 2 3 is amended to read as follows Sectton 904 2 3 Butldtng Addtttons and Enlargements The owner(s) of any building shall be requtred to install an automatic sprinkler system at such time as the owner(s) constructs an addgaon or enlargement to the building if the total square footage of such addition, when combined with the total square footage of all previous additions and enlargements to the bufldmg, exceeds ten thousand (10,000) square feet of the total floor area, and when the total square footage of all such addmons exceeds by more than twenty-five percent (25%) the original floor area (33) Sectton 904 2 3 1, Drtnktng Establishments Sectaon 904 2 3 1 is amended to read as follows Sectton 904 2 3 1, Sprtnkler or Standpipe System Installers All persons wishing to install automatic sprinkler or standpipe systems within the city hnuts of the City of Denton shall furmsh proof to the fire marshal prior to the begmmng of any work that such persons meet or exceed all state and local requirements for sprinkler installers (34) Sectton 904 2 3 2, Basements Section 904 2 3 2 is amended to read as follows Section 904 2 3 2, Worktng Drawings At least two (2) sets of spnnlder system working drawings shall be submitted to the fire marshal's office for the approval process before any building construction may commence beyond construction of foundation and associated underground plumbing and electrical installations (35) Sectton 904 2 3 3, Exhtbttton and dtsplay rooms Secuon 904 2 3 3 is amended to read as follows Sectton 904 2 3 3, Temporary System Approval In regard to sprinkler systems, a temporary certificate of occupancy may be issued if the fire extlngmshmg system is operational and has been approved by the fire marshal A permanent certificate of occupancy shall be issued only after at least two (2) sets of as-built drawings and hydraulic calculations are submitted to and approved by the fire marshal PAGE 13 (36) Sectton 904 2 3 4, Statrs Section 904 2 3 4 is amended to read as follows Sectton 904 2 3 4, System Pressure Test A representative of the fire department shall w~tness all pressure tests of the systems The contractor's responsible managing employee or designee must be present at all acceptance tests (37) Sectton 904 2 3 5, Multttheater complexes Section 904 2 3 5 is amended to read as follows Sectton 904 2 3 5, System Alterations No alterations to systems or buildings having approved systems shall be made prior to submittal and approval of plans for such alterations or addmons (38) Sectton 904 2 3 7, Stages Section 904 2 3 7 ~s deleted (39) Section 904 2 4, Group E Occupanctes Section 904 2 4 Is amended to read as follows Section 904 2 4, Water Capactty Required Every development shall prowde adequate water capacity for fire protection Unless buildings in the development are prowded w~th fire protecuon by means of automatic sprankler systems ~n accordance w~th Chapter 28 of the Code of Ordinances, each development shall prowde the following nummmn water capacity (Calculated at twenty (20) pounds per square meh of residual pressure) Area G P M H~gh~mtens~ty commercial and industrial 3,000 Medmm-lntens~ty commercial 1,500 Medmm-mtens~ty residential 750 Low-~ntensaty residential 500 (40) Sectton 904 2 4 1, General Sectaon 904 2 4 1 ~s amended to read as follows Sectton 904 2 4 I, Rtser Control Valves All riser control valves shall be locked ~n the open posat~on and shall be maintained at all t~mes m a locked open poslt~on unless otherwise approved by the fire marshal (41) Section 904 2 4 2, Basements Section 904 2 4 2 is deleted (42) Section 904 2 4 3, Starts Section 904 2 4 3 ~s deleted PAGE 14 (43) Sectton 904 2 5, Group H Occupanctes Seetton 904 2 5 ts deleted (44) $ectton 904 2 5 2, Group H, Dtvtston 40ccupanctes Section 904 2 5 2 ts deleted (45) Sectton 904 2 5 3, Group H, Dtvtston 60ccupanctes Sectton 904 2 5 3 is deleted (46) Section 904 2 6, Group I Occupancies Secuon 904 2 6 is deleted (47) $ectton 904 2 Z Group M Occupanctes Seeuon 904 2 7 is deleted (48) Sectton 904 2 8, Group R, Dlvtston 10ccupanctes SecUon 904 2 8 m amended to read as follows $ectton 904 2 8, Group R, Dlvtslon 10ccupanctes Group R, Dlvlslon 1 Occupancies requuced to have automatic sprinkler systems shall use residential or qmck-response standard sprinklers m dwelling umts and guest room pomons of such bufldmgs (49) $ectton 904 5 I, General Secuon 904 5 1 is amended to read as follows Sectton 904 5 1, General Staodplpes shall comply with the reqmrements of N F P A Standard 14 latest edltmn (50) Secnon 904 8, Vtolations Seenon 904 8 is added and shall read as follows 904 8 Vtolattons A person conumts an offense if that person (1) tampers with, damages or renders inoperable an automanc sprmlcler system, standpipe, or alarm device, (2) shuts off a standpipe or automattc sprmlfler system wtthout prior approval from the fire marshal (3) falls to comply with any mandatory provlston of the standards prescribed by the building code PAGE 15 (51) Sectton 1004 3, Type of Lock or Latch Section 1004 3 is amended by adding a third exception to the first sentence as follows 3 Groups B, F, M and S Occupancies ~n existence prior to April 6, 1992 which have an occupant load of less than one hundred (100) persons shall be pernutted to continue the use of existing manually-operated edge or surface mounted flush bolts and surface bolts on the ~nacuve leaf of a pair of doors which were ~n existence prior to April 6, 1992 There shall be a readily wslble, durable sign on or adjacent to the door stating These doors to remain unlocked during bus~ness hours The sign shall be in letters not less than one (1) ~nch high with a contrastmg background (52) Sectton 1005 7, Constructton Section 1005 7, Exception 8 ~s amended to read as follows 8 Corridor walls and ceilings need not be of fire-res~st~ve construction within bmldmgs of Group A, Dlvis~ons 3 and 4, and Groups B, F, M, S and R Occupanmes, which do not exceed three stones ~n height and are eqmpped with an approved automatic sprinkler system throughout (53) Sectton 1005 8 1, Doors Sectmn 1005 8 1 is amended by adding a new Exeeptmn 3 to read as follows 3 Self-closing or automanc closing smoke and draft control assemblies need not be installed in bmldmgs of Group A, Dtv~slons 3 and 4, and Groups B, F, M, S and R Occupancies, which do not exceed three stories in height and are equipped with approved automatic sprinkler systems throughout (54) Section 1005 8 2, Openmgs other than doors Section 1005 8 2 is amended by adding a new Exception 2 to read as follows 2 Protecuon of opening, as reqmred by this section, is not required in Group A, Dlwslons 3 and 4, Groups B, F, M, S and R Occupanmes, which do not exceed three stories and are equipped with approved automatic spnnkler systems throughout (55) Sectton 1012 2, Separate Sources of Power Secuon 1012 2 is amended by changing the first paragraph to read as follows The power supply for exit illumination shall normally be provided by the premises' wrong system In the event of ~ts failure, illumination shall be PAGE 16 automatically provided from an emergency system for Group I, Division i 1 and i 2 Occupancies All other occupancies requlnng more than one exit shall provide exit illumination as reqmred m Section 1012 1 (56) Sectton 1016 4, Pamc Hardware Secuon 1016 4, Exception 1 ~s deleted (57) Section 1301, Solar Energy Collectors Section 1301 is amended by changing Section 1301 to 1302, and by adding a new Secuon 1301 to read as follows Section 1301 -- Energy Conservatton tn New Butldtng Construction a Exterior bottom plates must be sealed with construction adhesive, caulking or other approved materials b Door and w~ndow frames must be sealed and caulked c All exterior wall penetrations (p~pes, etc ) must be sealed and caulked d All holes or spaces m top plates must be sealed e All exterior walls must be ~nsulated with ~nsulation hawng a m~mmum R-11 value f Attic areas must be insulated w~th insulation hawng a m~mmum R-19 value g No cracks shall be permitted m exterior wall sheathing All joints not over sohd framing shall be sealed w~th materials to stop a~r infiltration Exception Group R, D~v~s~on 1 Apartment Builthngs L~sted below are mmamum requirements for apartment buflthngs a Exterior bottom plates must be sealed with construction adhesive, caulking or other approved materials b Door and window frames must be sealed and caulked c All exterior wall penetrations (pipes, etc ) must be sealed and caulked d All holes or spaces m top plates must be sealed e All exterior walls shall provide a m~mmum R-19 insulation value f Attte areas over contht~oned areas shall be ~nsulated w~th insulation hawng a minimum R-30 value where electrical resistance heating ~s used and a minimum R-26 value when other heating means are used g No cracks shall be permitted ~n exterior wall sheathing All joints ~n sheathing not over solid framing shall be sealed w~th matermls to stop a~r infiltration h One (1) layer of m~mmum four-md plastic sheeting shall be apphed to the frarmng behind the wall fimsh material at all walls surrounding contht~oned areas PAGE 17 No cooling eqmpment shall be installed which has a SEER rating of less than 10 All hot water heating devises shall be contmned in an insulating blanket (e~ther internally or externally) which has a m~mmum R-10 value k All exterior windows and sliding glass patio doors shall have double glazing 1 Unshaded west-facing glass shall not exceed twenty (20) percent of the total exterior glazed area m any lnd~wdual apartment Glass facing west or up to forty-five (45) degrees e~ther north or south of due west shall be deemed to face west The following are acceptable shading installations (1) F~xed or operable louvers, (2) Grilles, (3) Shade-producing screens and roofs, or (4) Mature undisturbed tree(s) which will prowde a minimum of fifty (50) percent shading on the glass ~n question when the sun angle ~s thtrty (30) degrees above the horizontal and due west Other methods which will prowde a mlmmum fifty (50) percent shading may be acceptable (58) Section 1501, Scope Secuon 1501 is amended by adding a new paragraph and an exception between the third and fourth paragraphs to read as follows Untreated or fire-retardant treated wood shingles or shakes shall be prohthlted Exception The roof covering on existing dwelhngs and structures w~th wood shingles or shakes may be repmred with factory treated fire-retardant wood shingles or shakes The roof covering on additions made to ex~stlng dwelhngs and structures with ex~stmg wood shingles or shakes may be of factory treated fire-retardant wood shingles or shakes (59) Sectton 2902 2, Group ,4 Occupancies The second paragraph of Sectmn 2902 2 ~s amended by changing the reference from Secuon 806 to Section 807 (60) Sectton 2902 4, Group E Occupancies The fourth paragraph of Sectton 2902 4 ~s amended by changing the reference from Section 806 to Sectton 807 (61) Section 2902 5, Group I Occupancies The second paragraph of SecUon 2902 5 ~s amended by changing Sectmn 806 to Section 807 PAGE 18 (62) Section 2902 6, Group R Occupanctes The fourth paragraph of Section 2902 6 is amended by changing Sectaon 806 to Section 807 (63) Sectton 2902 3, Groups B, F, H, M and S Occupanctes Section 2902 3 is amended by adding two (2) new paragraphs following the first paragraph to read as follows In the following Group A Occupancies, water closets shall be prowded at a rate of two (2) water closets for the use of females to each water closet for use by males arenas, stadmms, eommumty and convention halls, specialty event centers and amusement faclhtxes Retail stores and office type occupancies hawng not more than fifteen (15) employees shall prowde at least one (1) umsex handicap water closet (64) Sectton 3301 3 Trench Safety is added and shall read as follows Sectton 3301 3, Trench Safety Notwithstanding any other prows~ons of th~s code, on all construction projects, pubhc or private, within the boundaries of the c~ty or its extraterntoml jurisdiction, the bid documents and the contract shall contam (1) detailed plans and spec~ficataons for adequate safety systems that meet OSHA standards, and (2) a pay ~tem for those safety systems This reqmrement shall not apply for persons subject to safety standards adopted under Tex Clv Stat Ann, art 6053-1 and subject to the admlmstrat~ve penalty provisions of Tex Clv Stat Ann, art 6053-2, as amended (65) Appendtx Chapter 9, Section 907 2, Where Requtred Exception 1 is amended by changing 904 2 to 904 2 1 (66) Appendix Chapter 12 is adopted only ~nsofar as it apphes to Groups A, B, E, F, H, I, M and S Occupancies only SECTION III That ~f any section, subsection, paragraph, sentence, clause, phrase or word m th~s ordinance, or apphcat~on thereof to any person or circumstance is held mvahd by any court of competent jurisdiction, such holding shall not affect the validity of the rema~mng portions of th~s ordmanee, and the Council of the City of Denton, Texas hereby declares that they would have enacted such remaining portions despite any such mvahd~ty PAGE 19 SECTION IV. That any person violating any prowslon of this ordinance shall, upon conviction, be freed a sum not exceeding Two Thousand Dollars ($2,000 00) Each day that a provision of th~s ordinance ~s wolated shall constitute a separate and thstlnct offense ~ That this ordinance shall become effeeuve fourteen (14) days from the date of ~ts passage, and the C~ty Secretary is hereby d~rected to cause the caption of th~s ordinance to be published twice m the Denton Record-Chromcle, the official newspaper of the City of Denton, Texas, within ten (10) days of the date of ~ts passage PASSED AND APPROVED th~s the ]~' day of _"'~!d~O/.,~' ,1997 ATTEST JENNIFER WALTERS, CITY SECRETARY APPROVED AS TO LEGAL FORM HERBERT L PROUTY, CITY ATTORNEY PAGE 20