Contra Costa Projects in California

Construction projects filtered by county: Contra Costa in the California region.

Showing 40 of 40 projects

Project Name City County Bid Date Type
District Office ADA Ramp, Flatwork & Site Civil Upgrades San Ramon Contra Costa School
Kirker Creek and Camino Andres Canal Siphon Diving Cleaning Pittsburg & Bay Point Contra Costa Public Works
Mount Diablo State Park (SP) - Mitchell Canyon Education Center Clayton Contra Costa State-Federal
Orinda Community Park Orinda Contra Costa Public Works
RFQ/P Modular Construction Services for Discovery Bay Elementary School New Construction and Modernization Project Discovery Bay Contra Costa School
RFQ/P Modular Construction Services for Excelsior Middle School Improvements Project Byron Contra Costa School
RFP for Environmental and Engineering Services for the West Reach Creek Public Access Project Lafayette Contra Costa Public Works
Gehringer Elementary School Sewer Improvement Project Oakley Contra Costa School
Roof Replacement at Various Sites: Gehringer Elementary School, O'Hara Park Middle School, and District Office Education Center Oakley Contra Costa School
Buchanan Park Pond Loop Replacement Pittsburg Contra Costa Public Works
FY 2026/27 Curb, Gutter, Sidewalk Repair & Reconstruction Project Oakley Contra Costa Public Works
2026/2027 Paving Project - Citywide Arterial Base Repair Various Locations Richmond Contra Costa Public Works
Richmond Street Complete Streets Project El Cerrito Contra Costa Public Works
Vasco Road Safety Improvements Phase 2 Project Byron Contra Costa Public Works
John Swett High School Auditorium Upgrade Crockett Contra Costa School
Force Main Assessment Civil Work (Rebid) San Pablo Contra Costa Public Works
RFQ/P Lease Lease-Back Preconstruction and Construction Services for Discovery Bay Elementary School Improvements Project Discovery Bay Contra Costa School
RFQ/P Lease Lease-Back Preconstruction and Construction Services for New Construction and Renovation Project at Excelsior Middle School Byron Contra Costa School
RFP for ADA Self Evaluation and Transition Plan Lafayette Contra Costa Public Works
RFP Facility Operation and Maintenance of the Wastewater Treatment Plant, Wastewater Collection and Stormwater Collection Systems Richmond Contra Costa Public Works
RFP Landscape Maintenance Orinda Contra Costa Public Works
UA Local 342 (Union Only) - Concord (Sub-Bids Only) Concord Contra Costa Commercial
Hazardous Waste Removal Richmond Contra Costa Public Works
RFP Construction Management Services for the Ultraviolet Disinfection Replacement Martinez Contra Costa Public Works
Requests for Statements of Pre-Qualifications from Interested General Contractors - Densified Activated Sludge Demonstration Martinez Contra Costa Public Works
RFP Vacant Turnover Preparations Project Various Cities Contra Costa Public Works
Adams Middle School Campus-Wide Cellular Coverage Project Brentwood Contra Costa School
RFP for Town of Discovery Bay Community Services District - Parks, Landscape, and Recreation Master Plan Discovery Bay Contra Costa Public Works
Job Order Contracts 032, 033, 034 & 035 Various Cities Contra Costa Public Works
RFP: Engineering Services - DEC Storage Tank Rehabilitation Antioch Contra Costa Public Works
Fremont ES New Admin, MPR, & TK/K Buildings and Site Improvements (Sub-Bids Only) Antioch Contra Costa School
Highland Elementary School Campus Improvements Richmond Contra Costa School
Orinda Oaks Park Landslide Repair Orinda Contra Costa Public Works
Countywide Smart Signals Project Various Cities Contra Costa Public Works
Livorna Park Improvements Project Alamo Contra Costa Public Works
City Hall Pond & Fountain Rehabilitation Project Pleasant Hill Contra Costa Public Works
Rooftop Chiller Replacement Project Hercules Contra Costa Public Works
RFP for Fountain Maintenance & Equipment Repair Services San Ramon Contra Costa Public Works
RFP for Access Control, Security Monitoring, and Security Camera Services San Ramon Contra Costa Public Works
CUPCCAA West County Wastewater District 2026 Richmond Contra Costa Public Works