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The original item was published from 8/8/2023 9:57:00 AM to 10/31/2023 8:06:03 AM.

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Public Works News Flash

Posted on: August 8, 2023

[ARCHIVED] Construction of Grayson Creek Desilt Project Begins

Contra Costa County Public Works to begin Construction on Grayson Creek Desilt Project 

August 8, 2023 - Martinez, Pacheco, and Pleasant Hill, CA – Contra Costa County Public Works will begin construction of the Grayson Creek Desilt Project on Monday, August 14, 2023, through Tuesday, October 31, 2023, barring unforeseen circumstances. Work will occur between 8:00 a.m.-5:00 p.m., Monday-Friday (excluding holidays), weather permitting. Drivers should expect delays near Imhoff Drive and along Pacheco Boulevard between Highway 680 and Chilpancingo Parkway during construction.  

The work consists of removing approximately 25,000 cubic yards of silt in the Grayson Creek Channel to restore creek flow capacity. Funding for this project is provided by Flood Control Zone 3B Funds. For more information visit:

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.  CCCPWD operates two airports, Buchanan Field Airport in Concord, and Byron Airport in Byron. For more information about CCCPWD, please visit us at: 

Work Area Map

Contact: Construction Status: Randolf Sanders, 925.313.2111; Media Inquiries: Kelly Kalfsbeek, 925 313.2115


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