Collection System Renovation Projects

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Project-specific information such as descriptions, maps, and contacts can be found here.

DANVILLE SEWER RENOVATION PROJECT, PHASE 4

Project Description The Danville Sewer Renovation Project, Phase 4 will replace approximately 1.75 miles of sewers primarily in the Greenbrook, Del Amigo, Creeks of Alamo, and Camille neighborhoods of Danville and Alamo.

Project Status In Construction

Construction Schedule June 2022 – December 2022

Point of Contact Chris Carpenter, (925) 229-7200 For construction impacts & general project information. (Contractors/bidders visit the Business Construction page for project information.)

MARTINEZ SEWER RENOVATION PROJECT, PHASE 7

Project Description The Martinez Sewer Renovation Project, Phase 7 will replace approximately 1.25 miles of sewers along Alhambra Avenue (Escobar Street to Soto Street and C Street to F Street) as well as on Escobar Street (Alhambra Avenue to Berrellesa Street).

Project Status Bidding

Construction Schedule December 2022 – July 2023

Point of Contact Chris Carpenter, (925) 229-7200 For construction impacts & general project information. (Contractors/bidders visit the Business Construction page for project information.)

NORTH ORINDA SEWER RENOVATION PROJECT, PHASE 8

Project Description The North Orinda Sewer Renovation Project, Phase 8 project will replace/rehabilitate approximately 10,000 feet of sewer pipe at locations north of Highway 24 in Orinda using open-cut and pipe-bursting methods.

Project Status Post Construction

Construction Schedule All sewers have been installed

Point of Contact Chris Carpenter, (925) 229-7200 For construction impacts & general project information. (Contractors/bidders visit the Business Construction page for project information.)

SOUTH ORINDA SEWER RENOVATION PROJECT, PHASE 8

Project Description The South Orinda Sewer Renovation Project, Phase 8 project will replace/rehabilitate approximately 5,100 feet of sewer pipe in the Lost Valley neighborhood and at various other sites in Orinda using open-cut, pipe-bursting, and guided boring methods.

Project Status Completed

Construction Schedule April 2021 - November 2021

Point of Contact Chris Carpenter, (925) 229-7200 For construction impacts & general project information. (Contractors/bidders visit the Business Construction page for project information.)

SOUTH ORINDA SEWER RENOVATION PROJECT, PHASE 9

Project Description The South Orinda Sewer Renovation Project, Phase 9 will replace approximately 2.0 miles of sewers primarily in Overhill Road, Scenic Drive, Valley Drive, Leslee Lane, and Lavenida Drive, as well as various locations in Orinda, south of Interstate 24.

Project Status Design

Construction Schedule TBD

Point of Contact Chris Carpenter, (925) 229-7200 For construction impacts & general project information. (Contractors/bidders visit the Business Construction page for project information.)

WALNUT CREEK SEWER RENOVATION PROJECT, PHASE 15

Project Description The Walnut Creek Sewer Renovation Project, Phase 15 project will replace/rehabilitate approximately 9,300 feet of sewer pipe at several different sites in Walnut Creek and Lafayette using open-cut, pipe-bursting, and CIPP methods.

Project Status In Construction

Construction Schedule August 2021 - May 2022

Point of Contact Chris Carpenter, (925) 229-7200 For construction impacts & general project information. (Contractors/bidders visit the Business Construction page for project information.)

WALNUT CREEK SEWER RENOVATION PROJECT, PHASE 16

Project Description The Walnut Creek Sewer Renovation Project, Phase 16 project will replace/rehabilitate approximately 11,000 feet of sewer pipe at several different sites in Walnut Creek and Alamo using open-cut, pipe-bursting, Horizontal Directional Drilling (HDD), and CIPP methods.

Project Status Construction

Construction Schedule August 2022 - April 2023

Point of Contact Chris Carpenter, (925) 229-7200 For construction impacts & general project information. (Contractors/bidders visit the Business Construction page for project information.)