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1984-1440916L NO 94__Z64/ AN ORDINANCE APPROVING AN AGREEMENT BETWEEN THE CITY OF DENTON AND HOGAN AND RASOR FOR PLANNING AND ENGINEERING SERVICES FOR THE DESIGN AND DEVELOPMENT OF HIGH SERVICE PUMPING STATION IMPROVE- MENTS FOR SERVICE TO THE NORTHWEST AREA IN THE CITY, AND PROVIDING FOR AN EFFECTIVE DATE WHEREAS, it is in the best interest of the City of Denton to provide for the design and development of high service pumping station improvements in the northwest area of Denton, and WHEREAS, the city staff and Public Utilities Board has recommended that Hogan and Rasor, consulting engineers, be retained to undertake the necessary investigations and studies to provide for the design and development of a high service pumping station improvements in the northwest area of Denton, and WHEREAS, Section 2 36 (f) of the Code of Ordinances requires that the City Council approve all expenditures of more than $3,000, and WHEREAS, Section 2 09 of the Charter of the City of Denton, Texas requires that every act of the Council providing for the expenditure of funds or for the contracting for indebtedness shall be by ordinance, NOW, THEREFORE, THE COUNCIL OF THE CITY OF DENTON, TEXAS HEREBY ORDAINS SECTION I That the Mayor and City Secretary are hereby authorized and directed to execute and attest, respectively, the agreement be- tween the City of Denton, and Hogan and Rasor, providing for professional services in connection with necessary investigations and studies to provide for the design and development of a high service pumping station improvements in the northwest area of Denton under the terms and conditions contained in said agreement which is attached hereto and made a part hereof SECTION II That this ordinance shall become effective immediately upon its passage and approval PASSED AND APPROVED this the 007 day of&e_22f 9. , 1984 ATTEST CHfARLO ' A LEN, CI Y SEC T Y CITY OF DENTON, TEXAS APPROVED AS TO LEGAL FORM JOE D MORRIS, ACTING CITY ATTORNEY CITY OF DENTON, TEXAS BY i ` ~YVv1 HOGAN & RASOR, Inc. Engineers • Planners • Consultants September 14, 1984 Mr Robert Nelson, P E Director of Utilities 215 E McKinney St Denton, Texas 76201 Re High Service Pumping Station Improvements For Service To The Northwest Denton Area Dear Mr Nelson We herewith offer you our planning and engineering services for the design and development of a high service pumping facility to serve the growth in the higher elevations of the northwest Denton area The proposed facilities will generally include two vertical turbine high service pumps each with a capacity up to approximately 750 G P M Each pump will be operated with a variable speed controller which will provide a variable flow at a constant pressure The project will include the utilization of some existing water distribution mains and installation of new controls, piping, metering, electrical, gates valves, check valves, fittings, gearr and hr related motor t control center, recordersr,g and to her considered enclosure of The projected construction cost for the proposed improvements is $225,000 00 This construction cost projection has been prepared for budget purposed only and is not guaranteed as the exact amount which will be bid for furnishing and installing the proposed improvements. A Pre-Work Conference We will meet with the City Staff to discuss the design criteria, alignments, public relations with property owners, right-of-way acquisition, work program and schedule, procedures of communication, additional surveys, preparation of preliminary layouts, assignment of personnel, and any other matters that may have a direct or indirect effect upon the completion and conferences will be scheduled throughout the~progress tof the workd for review Planning and Design Phase and the related Additional Services One Gallerve Tower suite 800 214/392 4600 Dellee Texas 75240 133,55 Noel Roed B. 2e9,9n Phase 1 Preliminary Planning a. Obtain, from the City, all available topographic maps, subdivision plats, easements, street right-of-way widths, as-built drawings of the existing utilities, planning reports, and other data that may be pertinent in considering the location of the proposed piping, valves, and high service pumps, and other related improvements b Determine from field reconnaissance reviews of the project site, a general layout for the new pumping station, transmission mains, check valves, etc., considering (1) Areas to consider for control of erosion, (2) Additional right-of-way and easement requirements, if any, for construction, (3) Future maintenance and operation, (4) Subsurface conditions, and, (5) Location of other utilities Take photographs of the existing conditions at and along the project site to identify areas of special concern in design and/or construction and possible problems to resolve Present preliminary planning alternatives and recommendations to the City, and proceed with the field surveys for design, as directed, of the selected layout 2 Engineering Design Preliminary Drafting (1) Prepare preliminary work on plan sheets for (a) Cover sheet, (b) Location map, (c) Title blocks, north arrows, scales, benchmarks, etc , and, (d) Miscellaneous standard details (2) Prepare preliminary work on specifications for (a) Standard specifications, (b) Special conditions, (c) Cover sheet, and, (d) Proposal, bid schedule, and contract documents b Preliminiary Design (1) Reduce and plot field notes of profile and cross-sections (2) Prepare preliminary layout of the proposed pumping station and related transmission mains (3) Set preliminary grades -2- (4) Investigate conflicts with existing utility (water, sewer, drainage, gas, telephone, electric, TV) locations, depths, etc. (5) Field-check preliminary design (6) Coordinate preliminary layout of improvements with the city, property owners, and utility companies (7) Present preliminary drawings and specifications with preliminary cost projections to the City Staff for review and comments. C. Final Plans and Specifications (1) Draft plan and profile sheets to conform with final comments of the City from preliminary design review (2) Prepare final details (3) Prepare quantity of materials (4) Prepare final bid schedule, special conditions, specifications, proposal, and contract documents (5) Prepare projected cost of construction (6) Submit one set of plans and specifications to the Texas Department of Health for review and approval (7) Present to the City for final approval and proceed with the Construction Phase, as directed by the City 3 Additional Services for Design Phase Coordinate Field Surveys for Design (1) Establish existing right-of-way and property lines (2) Establish datum for vertical control (3) Establish baseline and horizontal ground controls (4) Obtain additional field data, cross-sections, etc (5) Obtain locations and depths of all existing utilities b. Arrange for and coordinate the subcontract services of a geotechnical consultant for soils investigation, if required C Basis of Compensation 1 Engineering Design The City shall make payments to the Engineer for performing the engineering services described in the Design Phase on a monthly basis in proportion to that part of the services proposed herein which has been accomplished, as evidenced by monthly statements submitted by the Engineer and approved by the Owner. Final payment shall be due upon completion of these services The compensation for the design phase services performed shall be based on a lump sum amount of $17,000 00 -3- 2 Additional Services For Design Phase For described performing herein th the additional l is services to be paid one aD monthly billing basis at a per diem rate of the personnel's salary cost times a multiplier of 2.5, with the reimbursement of all direct non-labor and sub-contract expenses at the invoice cost. The cost for the additional services required for the design is estimated to be $11,000.00. The breakdown of estimated maximum costs is as follows Project Description Estimated Cost (1) Field surveys for design E 8,500.00 (2) Geotechnical services 2,500 00 TOTAL ESTIMATED MAXIMUM COST n $11,000 00 The estimated cost of the additional services indicated above include the Engineer's expenses and multiplier D Completion Schedule The design work to be performed, as authorized herein, is estimated to be completed within one hundred and twenty (120) days after the approval of this Work Order We are submitting six (6) copies of this letter proposed for your review With your approval and acceptance, please sign in the space provided below and retain three (3) copies for your files and return three (3) copies to this office We certainly look forward to assisting you with these system anlayses on your water distribution system Respectfully submitted, HO ASO , IN . C F sor, P.E Exec i e Vice President ACCEPTED The foregoing letter proposal is accepted and authorization to proceed is hereby given by the City of Denton, APPROVED AS TO iOM WY ATTORNEY, ON OF DENTON, 70(f0, BY: -4- Date !I/~Pf ~~T'--