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:, ` ,^ - 1000 Broadway 510.903.6600 Tel V l�WL1l Suite 320 510.903.6601 Fax Oakland,CA 94607 vaengineering.com V&A Project No. 18-0175 Amend 1 June 21, 2019 Michele Johnson Quincy Engineering 2950 Buskirk Avenue Walnut Creek, CA 94597 Subject: City of Pleasanton, Ruby, Moller, and Laurel Reservoir Rehabilitation Project, Proposal for Corrosion Engineering Services, Amendment 1 Dear Michele Johnson: Thank you for requesting a proposal for the Ruby, Moller, and Laurel Reservoir Rehabilitation project located in Pleasanton, California. Ruby Hillers Upper Potable Reservoir(Ruby) is a 1.5 million-gallon on-grade welded steel reservoir. Moller Potable Reservoir(Moller) is a 500,000-gallon on-grade welded steel reservoir. Laurel Creek Potable Reservoir(Laurel) is a 350,000-gallon on-grade welded steel reservoir. These three tanks will be rehabilitated with new linings and new cathodic protection systems. V&A Consulting Engineers, Inc. (V&A) has designed the cathodic protection systems for the Ruby, Moller, and Laurel Reservoirs, and is providing bidding assistance.V&A is prepared to provide construction assistance as well. Per your request, the following is our proposal and detailed scope of work for the subject services: Scope of Work Task I Description 3. Construction Assistance: a. Pre-construction Meeting: Attend up to a 2-hour pre-construction meeting. b. RFI and Submittal Review: Provide up to 24 hours to review and respond to up to 9 contractor submittals (including re-submittals) and RFIs for the cathodic protection systems. Time spent over 24 hours will be invoiced on a time and materials basis at the rates shown on the attached Resource Allocation Estimate. c. Final System Energization: V&A will perform the final energization and CP system adjustments after construction is complete. V&A will prepare a letter report with the tank-to-water potentials and the final output of the anodes. Issues identified will be resolved by the contractor at no cost to V&A. This proposal is based on one site visit. Requests for additional site visits to verify resolution of construction issues will be invoiced on a time and materials basis at the rates shown on the attached Resource Allocation Estimate. V&A proposes to complete this work on a time and materials basis at a total cost not to exceed $13,182 with terms of net 30 days. This fee is valid for 90 days from the date of this proposal. The scope of work was developed as a result of our discussions and represents our mutual understanding. Estimated costs for the above project scope are itemized in the attached Resource Allocation Estimate. These costs represent our best estimate at this time and may change subject to future developments during the project. It is possible that some of the estimated manpower requirements for specific task items may increase while others may not require the entire anticipated effort. This provides us a greater