Project Information

Bid Title

Piper Road Sinkhole and Culvert Repair

Issuing Agency

Contra Costa County

Location

California

Published Date

Apr 21, 2026

Closing Date

May 26, 2026

Government Level

State & Local

Status

Closed

Original Source

Join to Access Full Details

Bid Inquiries

Join to Access Full Details

Bid Documents

Join to Access Full Details

Project Description

Piper Road Sinkhole and Culvert Repair

General work description: The work to be done generally consists of replacing a 52”x40” corrugated metal pipe arch with a 54” reinforced concrete pipe, trench excavation and backfill, placement of rock slope protection, and striping.

Order Remove Order hard copies for this entire project for $40.00

Details

Plans

Specs

Plan Holders

Submit Bid

StatusAccepting Bids

Prebid Date	5/7/26 10:00am
Bid Date	5/26/26 2:00pm

Company & Contacts

Contra Costa County

Abraham Lee

925-313-2303

abraham.lee@pw.cccounty.us

Location

Contra Costa County

Reference

CCC_NTB_6243.pdf

Engineer's cost estimate: $282,000

A virtual pre-bid meeting will be held on Thursday, May 7, 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 .

Commodity Codes

• NAICS 237310Highway, Street, and Bridge Construction

* Disclaimer: Government BidHub provides information on bids, RFPs (Requests for Proposals), and RFQs (Requests for Qualifications) solely for convenience and informational purposes. This site is not an official public notice board. For official details, responses, or inquiries, please contact the relevant government agency directly.