Loading...
HomeMy WebLinkAboutCH2M Hill Engineers amendment no 1 clearwells final designAMENDMENT NO. 1 The CITY OF OSHKOSH, hereinafter referred to as CITY, and CH2M HILL ENGINEERS, INC., 135 South 84th Street, Suite 400, Milwaukee, WI 53214,_ hereinafter referred to as the CONSULTANT, entered into an agreement for WATER FILTRATION PLANT CLEARWELLS REPLACEMENT FINAL DESIGN SERVICES on February 8, 2017. Paragraph C in ARTICLE XII. PAYMENT included the provision that costs for additional services shall be negotiated and set forth in a written amendment to this AGREEMENT executed by both parties prior to proceeding with the work covered under the subject amendment. THEREFORE, the CITY and the CONSULTANT agree to insert the following paragraph after the first paragraph in ARTICLE III. SCOPE OF WORK: The CONSULTANT shall provide the services described in the CONSULTANT's Scope of Services dated November 17, 2017. The CITY and the CONSULTANT further agree to insert the following bullet point after the first bullet point in Paragraph A of ARTICLE XII. PAYMENT: • Payment for Amendment No. 1 shall be a Time and Materials Sum not to exceed $149,280 (One Hundred Forty Nine Thousand Two Hundred Eighty Dollars). 1: \Engineering\ 2017 CONTRACTS\17-18 WFP Clearwells\Project_Information\Contract Info \ Consultant Page 1 Of 2 Agreements\17-18 CH2M CA #1 -Final Des_12-13-17.docx All other terms contained within the February 8, 2017 agreement remain unchanged and in effect. In the Presence of: (Seal of Consultant if a Corporation (Witness) (Witness) APPROVED: 'y ttorne CONSULTANT By: vice (Specify Title) (Specify Title) CITY OF OSHKOSH Mark A. Rohloff, City Manager And: Pamela R. Ubrig, City Clerk I hereby certify that the necessary provisions have been made to pay the liability which which will accrue under this Agreement. jr ,a k b" City Comptroller I:\Engineering\2017 CONTRACTS\17-18 WFPClearwells\Project_Information\Contract Info\Consultant Page 2 Of 2 Agreements\17-18 CH2M CA k1 -Final Desd_12-13-17.docx g RECEIVED DEC _ 5 2017 NOVEMBER 17, 2017 SCOPE OF SERVICES DEP"I' OF PUBLIC WORKS Water Filtration Plant Clearwells Replace me City of Oshkosh Resolution No. 17-27, Amendment No. 1 During the Water Filtration Plant (WFP) Clearwells Replacement Project (Project) final design development, the City of Oshkosh (City) made design -related decisions that provide critical benefits to the City but that also resulted in additional engineering services. These benefits include the following: • Safeguarding and enhancing WFP operational reliability during Project construction • Mitigating watermain breaks and equipment damage from water hammer with a surge protection system • Maximizing re -use of existing assets to control costs while meeting Project objectives • Improving storm water management on the WFP property and for the contiguous storm water collection system • Minimizing construction -related disruption by integrating other City capital improvement projects with the Clearwells Replacement Project • Providing public information and community engagement opportunities on the Project The scope of services describes the engineering services beyond CH2M's agreement with the City: Water Filtration Plant Clearwells Replacement Final Design Services Project City Resolution No. 17-27 dated February 8, 2017. The scope also includes supplemental design and field services provided by CH2M's subconsultant, AECOM. Task 1—Additional Design and Field Services To design the project features needed to realize the benefits listed above, CH2M provided professional engineering services and deliverables beyond its agreement with the City as described in Table 1. Table 1. CH21VI Additional Design and Field Services Project Benefit Additional Services and Deliverables Safeguarding and enhancing WFP Field investigation and final design drawings and specifications for Chlorine Contact operational reliability during and Basin modifications to provide more filter backwash water during construction; Add post -Project construction interim High Lift Pump 8 and Pump 9 drive modifications to provide pumping flexibility during construction; Add portable emergency generator quick connect system; Add Chlorine Contact/Backwash Supply Basin expansion joint repair; Relocate WPS electric utility transformer and reroute primary service to avoid WPS easement through WFP property. Mitigating watermain breaks and Update the water distribution system model for all planned watermain equipment damage from water improvements located near the WFP through 2020 to use as basis for hydraulic hammer with a surge protection surge analysis, along with new high lift pump curves. Conduct surge analysis to system identify areas of concern in the distribution system and establish design criteria for surge project system. Develop final design drawings and specifications for the surge tank. Maximizing re -use of existing assets Modify Backwash Supply Basin to serve as the new Intermediate Pump Station to control costs while meeting wetwell; modify baffle wall configuration to maintain backup chlorine disinfection Project objectives abilities; Reuse existing buried clearwell walls and floors to help minimize groundwater management during construction and provide stable foundation for new structures; Modify existing high lift pumping area to house new surge tank; Table 1. CH2M Additional Design and Field Services Project Benefit Additional Services and Deliverables Reuse existing Flow Meter Vault flow control valve during select modes of Intermediate Pump Station operation. Minimizing construction -related Conduct field investigation of WFP Chemical Building roof to identify permanent disruption by integrating other City needed repairs and modifications needed to meet current building code to be capital improvement projects with completed in conjunction with planned 2017 membrane roof replacement capital the Clearwells Replacement Project improvement project. Develop drawings and specification for roof replacement and installation of roof overflow drain system. Incorporate 12 -inch watermain replacement capital improvement project in Project to avoid individual project administrative costs. Improving storm water Conduct additional field and technical services to develop accurate site topographic management on the WFP property map (survey locations of clearwells' corners, survey utility locations to fill gaps in and for the contiguous storm water City provided survey data); Develop site grading plan and storm water management collection system design to meet City requirements for new development; Design new WFP site storm water outfall to discharge directly to Lake Winnebago; Conduct sediment sampling at outfall location; Prepare Chapter 30 permit application and associated drawings. Task Z —Additional Permitting Services The Project permitting agencies include the Wisconsin Department of Natural Resources (WDNR), the Wisconsin Public Service Commission (PSC), and the City of Oshkosh Departments of Public Works, Community Development and Inspection Services. Permitting services provided beyond the original scope of work include one additional meeting in both the WDNR and PSC Madison offices to discuss the Project and construction approvals. Based on direction from the City Department of Community Development, CH2M prepared a Zoning Map Amendment Application with attachments. CH2M also worked with the City to confirm that there weren't State Historic Preservation Office project permitting requirements. CH2M assisted the City with public outreach as described in Table 3. Table 3. CH21VI Additional Permitting Services Project Benefit Additional Services and Deliverables Providing public information and Developed neighborhood public meeting resources (displays, PowerPoint community engagement presentation, Frequently Asked Questions handout) and public meeting summary; opportunities on the Project developed alternative reservoir architectural concepts based on public input; prepared cost estimates for reservoir alternatives Task 3—Project Management, Quality Assurance/Quality Control, Cost Estimating CH2M managed the delivery of the additional professional technical services and work products to meet the City's schedule. Project management duties include project team communication, coordination of supplemental work, collaboration with the City on design details associated with changes in design. CH2M performed a quality assurance/quality control review of completed work. CH2M prepared construction cost estimates for supplemental project features. Schedule The scope of services described herein were provided in 2017. Level of Effort and Compensation The estimated level of effort is 1,066 hours for professional services is $149,280. A work breakdown is shown in Table 4. Table 4. Estimated Level of Effort and Compensation TOTAL PROJECT HOURS 1,066 TOTAL LABOR PROJECT COST $145,530.00 TOTALEXPENSES $3,750.00 TOTAL PROJECT COST $149,280.00 TASK 1 TASK 2 TASK 3 HOURLY DESIGN PERMITTING PM CE PERSONNEL NAME RATE HOURS TASK COST HOURS TASK COST HOURS TASKCOST Mana ement & Constructibility Senior Prosect Manager 210.00 50 $10,500.00 30 $6,300.00 16 $3,360.00 Senior Consultant $210.00 10 $2,100.00 4 $840.00 8 $1,680.00 Senior Construction Manager S190.00 0.00 8 $1,520.00 $0.00 Process & Mechanical Seniior Technologist $180.00 20 $3,600.00 $0.00 $0.00 Pro ect Modeler 150.00 40 6,000.00 0.00 0.00 Senior Consult a n[ 220.00 60 $13,200.00 $0.00 0,00 Senior Consultant 220.00 $0.00 $0.00 4 $880.00 Senior Consultant $220.00 $0.00 $0.00 4 $880.00 Structural Pro'ect Engineer $170.00 30 S5,100.00 SO.00 $0.00 Senior Consultant 220.00 $0.00 $0.00 4 $880.00 Stormwater Pro�ect En ineer 165.00 0.00 2 330.00 0.00 Staff En ineer 125.00 0.00 2 5250.00 $0.00 Junior En ineer 105.00 0.00 78 8190.00 0.00 luntion En ineer 95.00 0.00 132 12540.00 0,00 Building Mechanical Senior Designer $190.00 8 51,520.00 S0.00 $0.00 Senior Consultant $220.00 $O.GO $0.00 4 $880.00 Senior Consultant 190.00 8 $1,520.00 8 $1,520.00 $0.00 Electrical Proect En ineer 150.00 40 6000.00 0.00 0.00 Senior Consul[ ant $220.00 0.00 S0.00 8 $1,760.00 1&C Prosect Engineer $150.00 16 $2.400.00 $0.G0 S0.00 Senior Consultant $220.00 50.00 $0.00 q $880.00 Civil Pro ect En ineer 160.00 20 3 200.00 24 3,840.00 000 Senior Consultant 220.00 $0.00 $0.00 8 $1,760.00 CAD Technician $8S.00 20 S1,700,00 S0.00 S0.00 Architectural Protect Engineer $165.00 304950.00 30 1650.00 0.00 Senior Consultant 220.00 0.00 0.00 $0.00 CAD Senior CAD Technician $100.00 80 $8,000.00 $0.00 $0.00 Senior CAD Technician S115.00 80 $9,200.00 24 $2,760.00 $0.00 CAO Technician $80.00 90 $7,200.00 $640.DO $0.00 CAD Technician $90.00 30 $2,700.00 $0.00 $0.00 Administrative Clerical Clerical S75.00 24 SI,800.00 8 $600.00 $0.00 Graphic Artist $75.00 $0.00 12 $900.00 $0.00 TOTAL LABOR PER TASK 656 $90,690 350 $41,880 60 $12,960 EXPENSES PER TASK $2,000.00 S1,000.00 Sediment Sam lin Sub. Lab. 750.00 TOTAL COST PER TASK 93 440.00 542.880.00 12 960 00 TOTAL PROJECT HOURS 1,066 TOTAL LABOR PROJECT COST $145,530.00 TOTALEXPENSES $3,750.00 TOTAL PROJECT COST $149,280.00