Deer Valley Road Traffic Safety Improvements Project

Location:	California
Posted:	May 20, 2026
Due:	Jun 23, 2026
Agency:	Contra Costa County
Type of Government:	State & Local
Category:	Y - Construction of Structures and Facilities
Publication URL:	To access bid details, please log in.

General work description: The work will be done on 4 sites on Deer Valley Road. Work on site 1 at Deer Valley Road at Empire Mine Road generally consists of pavement widening, installation of a solar speed feedback sign system, roadside signs, placement of a concrete ditch lining, and placing thermoplastic striping. At site 2 located North of Wetzl Lane, work includes installation of a solar speed feedback sign system and installing roadside signs on existing posts. At site 3 located north of Briones Valley Road work includes installation of MGS, roadside signs, and a solar feedback sign system. At site 4 located South of Briones Valley Road will widen a portion of the shoulder on the east side of Deer Valley Road, and install 2 solar speed feedback sign systems and roadway signs.

Order Remove Order hard copies for this entire project for $75.00

Details

Plans

Specs

Plan Holders

Submit Bid

StatusAccepting Bids

Prebid Date	6/8/26 10:00am
Bid Date	6/23/26 2:00pm

Company & Contacts

Contra Costa County

Henry Hussey

925-313-2338

henry.hussey@pw.cccounty.us

Location

Contra Costa County

Reference

CCC_NTB_4166.pdf

Engineer's cost estimate: $781,000

A virtual pre-bid meeting will be held on Monday, June 8, 2026 at 10:00 a.m. to cover project construction and the County’s Bidder Outreach Program. Prospective bidders attendance is recommended but not mandatory. Virtual meeting instructions can be found on the Contra Costa County Public Works Department’s website at www.cccounty.us/pwprojects .

Deer Valley Road Traffic Safety Improvements Project

See also