Drainage Area 29G Storm Drain Line A

The work to be done generally consists of replacing a 48” culvert at two sites. Work includes removing trench plates, dewatering, trench shoring, placing 48” HDPE pipe, concrete slurry backfill and hot mix asphalt.


Accepting Bids

Prebid Date4/6/20 10:00 am

Bid Date4/21/20 2:00 pm

Company & Contacts

Contra Costa County

Cinda Tovar   925-313-2320


Contra Costa County


Engineer’s cost estimate: $230,000