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Bidjugde
JOB
Piper Road Culvert Sinkhole Repair
BID DATE
05/26/26 - 7:00
AGENCY
Contra Costa County
ESTIMATE
$282,000
SCOPE
The proposed project will replace the existing arched pipe beneath and repair the resulting sink hole at Piper Road that was damaged in the December 2022-January 2023 storm event. Work would include full replacement of the existing arched corrugated metal pipe with a 54” reinforced concrete pipe, excavation and backfill, placement of concrete flared end section, trash racks, rock slope protection, and roadway reconstruction, and striping. https://ca-contracostacounty3.civicplus.com/10020/Piper-Road-Culvert-and-Sinkhole-Repair abraham.lee@pw.cccounty.us

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