To: The Contra Costa County Flood Control and Water Conservation District Board of Supervisors
From: Warren Lai, Public Works Director/Chief Engineer
Report Title: Contract with HDR Engineering, Inc., Martinez area.
☒Recommendation of the County Administrator ☐ Recommendation of Board Committee
RECOMMENDATIONS:
Acting as the governing body of the Contra Costa County Flood Control and Water Conservation District (Flood Control District), APPROVE and AUTHORIZE the Chief Engineer, or designee, to execute a contract with HDR Engineering, Inc. (HDR), in an amount not to exceed $688,359 to provide project management services in support of the Grayson and Walnut Creeks Levee Improvements at the Central Contra Costa Sanitary District (CCCSD) Treatment Plant Project (Project) for the period of March 25, 2025 through March 24, 2028, Martinez area.
FISCAL IMPACT:
The Project is a joint effort by the Flood Control District and CCCSD who will jointly share the Project costs equally, including the cost of the contract with HDR. The Flood Control District’s share will be funded through Flood Control District Zone 3B funds. Grant funding has also been requested from the Federal Emergency Management Agency Building Resilient Infrastructure and Communities program for the Project. If awarded, the grant may fund a portion of the HDR contract. Project No. 7520-6B8348
BACKGROUND:
The Project will improve flood control levees along Grayson and Walnut Creeks to reduce flood risk to surrounding communities and infrastructure, including the CCCSD’s wastewater treatment plant, located in Martinez. The CCCSD treatment plant is a critical piece of regional infrastructure that collects and treats more than 13 billion gallons of wastewater per year, serving nearly 500,000 residents and more than 3,000 businesses in central Contra Costa County.
On February 29, 2024, the Flood Control District issued a Request for Qualifications requesting construction management services for the Project. Through this competitive process, HDR was determined to be the most qualified consultant team to provide the requested services. This contract will engage HDR to provide the construction management services needed to complete the Project, such as providing full-time inspection, work and site security coordination with CCCSD, quality assurance and materials testing, ensuring contractor compliance with laws, coordination with project stakeholders, including various utility companies, regulatory permitting agencies, and ensuring the Project is built per plans and specifications and meets County and U.S. Army Corps of Engineers Standards.
CONSEQUENCE OF NEGATIVE ACTION:
Without the approval of this contract, the Project may not be implemented.