Briones Area Guardrail Upgrades

General work description: The work to be done generally consists of replacing existing guardrails including posts, railing, and end treatments with Caltrans standard Midwest Guardrail System (MGS). Guardrail will have both wood and steel posts. Additional work includes installing concrete anchor blocks and replacing small retaining walls.


Accepting Bids

Prebid Date5/20/24 10:00am

Bid Date6/4/24 2:00pm

Company & Contacts

Contra Costa County Public Works Department
Jenna Caldwell  


Work is to occur in the Briones Area, along the following roadways; Reliez Valley Road, Alhambra Valley Road, and Bear Creek Road.

Engineer's cost estimate: $1,620,000