Advertised & Upcoming Construction Projects

Last Update: 9/19/2022


Get information on projects currently being constructed here

Project links below contain project information, including location, description of work, bid information, pre-bid and bid opening virtual meeting instructions, and bid results.

Project documents that are currently out to bid can be found in our Planroom

Contra Costa County will hold pre-bid meetings for construction projects virtually via Zoom.

Click the link for instructions on how to register to attend our pre-bid  Zoom Meeting (PDF).


Advertised Projects

Project Name
Cost Estimate
Bid Due Date    
(5-Bay Point)
$198,000

Mayhew Way and Cherry Lane Trail Crossing Enhancements
(4-Walnut Creek)
$258,000
Tara Hills Trash Capture Project
(1-San Pablo)
$2,050,000 In Construction
2022 Countywide Curb Ramp Project
(4,5-Bay Point, Contra Costa Centre, Pacheco,Rodeo)
$1,931,000 In Construction

(5-Concord)
$2,015,095 In Construction
Byron Highway/Byer Road Traffic Safety Improvements
(3-Byron)
$1,229,000 In Construction
Crockett Area Guardrail Upgrade
(5-Crockett) 
$1,295,000
Constructed

Fred Jackson Way First Mile/Last Mile Connection
(1-N.Richmond)
$2,500,000
In Construction
Marsh Drive Bridge Replacement
(4&5 Concord) 
$12,100,000
In Construction
Lower Walnut Creek Restoration
(5-Martinez)
$12,670,000
In Construction
(1,2,4, & 5-El Sobrante, North Richmond, Alamo, Clyde, North Concord)
$7,100,000 Constructed
2020 Surface Treatment Project
(1,2, & 4 - El Sobrante, Richmond, Alamo)
$3,250,000
Constructed
(1 & 5 Bay View, Montalvin, Martinez/Lafayette)
$2,750,000
Constructed

Proposed Projects

Project Name Cost Estimate Advertise Date
(1,2,3,5) Bay Point, El Sobrante, Orinda, Martinez, Byron, Knightsen, Brentwood, Byron
$485,000 Summer 2023
(2-Danville)
$2,600,000 Winter 2022
(5-Martinez)
$2,400,000
Spring 2022
(5-Concord)
$7,000,000 Winter 2023
(3-Clayton, Brentwood)
$14,000,000
Winter 2022/3
Norris Canyon Road Safety Improvements
(2-San Ramon)
$2,200,000 Summer 2023
(4-Lafayette)
$850,000
Spring 2023
(1 & 5-Pinole, Rodeo)
$342,000 Winter 2022/3
(1 & 5-El Sobrante, Bay Point)
$822,000 Spring 2023
(1-Kensington)
$309,000 Spring 2023