Public Works Department

Contra Costa County Public Works Department

OUR DOORS ARE OPEN

Main Office Business Hours

Monday through Thursday 7:00 a.m. to 5:00 p.m.

Friday 7:00 a.m. to 4:00 p.m. (closed 12:00 p.m. to 1:00 p.m.)

Records Counter is closed on Fridays

  1. Marsh Drive Bridge Replacement Project

    Contra Costa County Public Works will begin construction of the Marsh Drive Bridge Replacement Project, in Concord, starting on Monday, June 7, 2021 - January 2023, 7:00 am-4:00 pm, Monday-Friday. Drivers should expect delays. Read more...
  2. Fred Jackson Way First/Last Mile Connection Project

    Contra Costa County Public Works will begin construction of the Fred Jackson Way First/Last Mile Connection Project from Brookside Drive to Grove Avenue, in North Richmond, starting on Monday, August 2, 2021 from 7:00 am-3:00 pm, Monday - Friday. Read more...
  3. Storm Damage Repair Project beginning Monday, 8/2 in Martinez

    Contra Costa County Public Works will begin construction of the Storm Damage Repair Project on Monday, August 2, from 7:00 am-3:30 pm, Mon-Fri. Drivers should expect delays up to 15 minutes during construction. There are three (3) project locations: Read more...
  4. Street Upgrades in North Richmond

    Contra Costa County Public Works will be applying asphalt rubber chip seal covered with slurry to various residential roads in the unincorporated areas of North Richmond beginning Thursday, July 22, 2021 from 7:00 a.m.-5:00 p.m., Monday-Friday. Read more...
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