Renovation of a water / sewer project in Livermore, California. Completed plans call for the renovation of a water / sewer project.

As of October 25, 2019, construction has commenced. The Del Valle Water Treatment Plant (DVWTP) Ozonation Project was awarded to Overaa Construction. The Patterson Pass Water Treatment Plant (PPWTP) Upgrades & Ozonation Project won't bid until fall 2018. *The closed solicitation has been included below for reference: RFP for Professional Engineering Services for Patterson Pass Water Treatment Plant New Media Filters and Clearwell Project Questions or comments regarding this RFP may be communicated in writing to Mona Olmsted at molmsted@zone7water.com. A preliminary scope of work, provided below, has been developed to assist the Proposer in gaining an understanding of Zone 7's goals as they relate to this effort. The final scope of work will be developed in cooperation with the selected Consultant and included as part of the contract between Zone 7 and the selected Consultant. Task 1 - Develop Design Criteria, Basis of Design, and Recommended Ultimate Plant Layout. Task 1A - Establish Objectives and Design Criteria for Developing Ultimate Plant Layout. Task 1B - Develop Ultimate Plant Layout. Task 2 - Prepare Design for New Media Filters and Clearwell Project Task 2A - Develop Design Criteria, Standards, and Construction Challenges specific to the New Media Filters and Clearwell Project Task 2B - Prepare Detailed Plans and Specifications for New Media Filters and Clearwell Project Task 2C - Prepare Detailed Construction Schedule and Opinion of Probable Construction Cost for New Media Filters and Clearwell Project Task 3 - Prepare Permitting Documentation and Provide Regulatory Compliance Assistance for New Media Filters and Clearwell Project This Request for Proposal is for the DVWTP Ozonation Project located at 901 East Vineyard Road, Livermore, California, as well as the PPWTP Upgrades and Ozonation Project located at 8750 Patterson Pass Road, Livermore, California. The projects are currently in the design phase, with the DVWTP Ozonation Project starting construction before the PPWTP Upgrades & Ozonation Project. CDM Smith is the design firm for both of these projects. The estimated construction cost of the DVWTP Ozonation Project is approximately $25 million, with the estimated construction cost for the PPWTP Upgrades & Ozonation Project approximately $41 million.