Chip Seal Work Scheduled for Roads in Unincorporated Clayton, Brentwood, San Ramon

Contra Costa County, CA (July 11, 2023) – The Contra Costa County Public Works Department will be applying a chip seal on roads in the following areas:

  • Unincorporated Brentwood
  • Unincorporated Clayton
  • Unincorporated San Ramon

The work is scheduled to begin on Monday, July 17, 2023, through Monday, August 14, 2023, barring unforeseen circumstances.

The work will occur Monday through Friday, 7:00 a.m.- 6:00 p.m., conditions permitting. For scheduled dates and locations, please visit:

Should this schedule change, residents will be notified accordingly. Drivers, bicyclists, and pedestrians may experience minor delays due to this work, but no permanent lane closures are anticipated.  The purpose of this surface treatment work is to extend the useful life of the roads, as well as to protect pavements from the damaging effects of water and natural weathering.

About Contra Costa County Public Works Department

Contra Costa County Public Works Department (CCCPWD) maintains over 660 miles of roads, 150 miles of streams, channels and other drainage and over 150 County buildings throughout Contra Costa County. CCCPWD provides services such as Parks and Recreation, Sandbag Distribution and Flood Control throughout unincorporated areas of Contra Costa County. For more information about CCCPWD, please visit us at: