Advertised & Upcoming Construction Projects

Last Update: 9/16/2021


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).


Video presentation of County Outreach Program for pre-bid meeting: GFE Presentation

Advertised Projects

Project Name
Cost Estimate
Bid Due Date    
Pinehurst Road Sinkhole and Roadway Repair
(2-Orinda)
$440,000 In Construction
Storm Damage Repair Project - Alhambra Valley Road at Ferndale, Alhambra Valley Road West of Castro Ranch Road, Bear Creek Road Embankment Repairs
(1 & 5-El Sobrante, Briones)
$1,740,000
In Construction
(5-Alhambra Valley)
$591,000 In Construction               
(5-Concord)
$750,000
In Construction
Fred Jackson Way First Mile/Last Mile Connection
(1-N.Richmond)
$2,500,000
In Construction
Oak Road Bikeway Project
(4-Concord) 
$252,000 In Construction

2021 Countywide Surface Treatment Project
(1,2,4,5 - N.Richmond, Alamo, Clyde, N.Concord)
$7,100,000
In Construction
2021 Countywide Curb Ramp Project
(1,4,5 - N. Richmond, Alamo, Clyde, Concord)
$860,000
In Construction
Marsh Drive Bridge Replacement
(4&5 Concord) 
$12,100,000
In Construction
Alhambra Valley Road Realignment
(5-Alhambra Valley) 
$600,000
In Construction
Rodeo Pedestrian Enhancements
(5-Rodeo) 
$242,000
In Construction
Lower Walnut Creek Restoration
(5-Martinez)
$12,670,000
In Construction
Bailey Road/SR4 Interchange Pedestrian & Bicycle Improvements
(5-Bay Point)
$4,126,000
In Construction
Bel Air Elementary Trail Crossing
(5-Bay Point)
$291,000
Completed
2020 Surface Treatment Project
(1,2, & 4 - El Sobrante, Richmond, Alamo)
$3,250,000
In Construction
(1 & 5 Bay View, Montalvin, Martinez/Lafayette)
$2,750,000
Constructed

Proposed Projects

Project Name Cost Estimate Advertise Date
Buchanan Field Airport (CCR) Security Upgrades
(4-Concord)
$2,731,000 July 13, 2021
(2-San Ramon)
$2,200,000 Summer 2022
(3-Byron)
$821,000 Summer 2021
(2-Danville)
$2,600,000 Fall 2021
(1-San Pablo)
TBD
Winter 2022