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The original item was published from 8/24/2023 3:17:09 PM to 9/3/2023 12:00:00 AM.

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Public Works News Flash

Posted on: August 24, 2023

[ARCHIVED] Geotechnical Boring Work on Alhambra Valley Road

Contra Costa County Public Works to Perform Geotechnical Work on Alhambra Valley Road

August 24, 2023, Briones, CA – Contra Costa County Public Works will be performing geotechnical borings in preparation for the Alhambra Valley Road Slope Failure Repairs Project. Work will take place on Alhambra Valley Road at three locations between Castro Ranch Road and Bear Creek Road located 1-mile, 1.3-miles, and 1.6-miles east of the intersection with Castro Ranch Road. Work will occur on Tuesday, August 29, 2023, and Wednesday, August 30, 2023, between 8:00 am and 5:00 pm. barring unforeseen circumstances. Drivers should expect delays up to 30 minutes during construction and are encouraged to use alternate routes.

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 MapAlhambra Valley Rd Work Area Map 8 24 23

CONTACT:    Construction and Project status: Xiuwei Tang, 925.313.2105; Media Inquiries: Kelly Kalfsbeek, 925.313.2115


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