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The original item was published from 1/23/2023 11:40:00 AM to 1/23/2023 11:45:33 AM.

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Posted on: January 20, 2023

[ARCHIVED] Road Closures in Contra Costa County

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Contra Costa County Public Works Road Closure Information


(Updated) January 22, 2023, 1: 45 p.m., Contra Costa County, CA - Contra Costa County Public Works has responded to emergency calls due to flooding, mudslides, sinkholes and other issues related to the recent storms. Below is the current status of the county maintained roads in unincorporated Contra Costa County:

Road Closure on Collier Canyon Rd due to sinkholeRoad closure on Collier Canyon Rd 1 22 23

  • Collier Canyon Rd is closed to all traffic between Carneal Rd & the Alameda County line due to a sinkhole. Signs have been posted to alert drivers of the road closure. Please use Highland Road, Manning Road and/or N Livermore Avenue as alternatives. 
  • Norris Canyon Rd is closed to all traffic between Ashbourne Drive & the Alameda County line due to road embankment failure. Signs have been posted to alert drivers of the road closure. Please use I-680 to I-580 as a detour. We will provide updates as they become available.

For road closure updates & other important information follow us on Twitter @cccpublicworks: https://twitter.com/cccpublicworks

Please avoid these areas and limit traveling during stormy weather, unless necessary, due to localized flooding, downed trees, and hazardous situations. Do not attempt to cross flooded roads - driving, riding or walking.  We also advise residents to stay out of the creeks and flood control channels.

  • For information regarding collection and reporting of rain and stream gauge data from District gauges, we recommend the following sites:

For winter storm preparedness tips & resources-including flood forecasting tools: www.contracosta.ca.gov/5906/Winter-Storm-Preparedness 

County Public Works Maintenance maintain sandbag stations and continue to replenish sand and sandbags in anticipation of future storm events. Sand & sandbags are free, please bring a shovel. To find your nearest sandbag station visit: www.contracosta.ca.gov/sandbags 

County Public Works Maintenance road crews maintain the storm drain inlets through a program of annual inspection and cleaning.  To report a clogged catch basin or drainage inlet, in unincorporated Contra Costa County, please call the Public Works Maintenance Division at 925-313-7000 during work hours and after hours call Sheriff’s Dispatch at 925-646-2441. To learn how you can report service issues to us from your mobile device using our free Mobile Citizen App visit: https://www.contracosta.ca.gov/7875/Mobile-Citizen 

 

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 www.cccpublicworks.org 

 

Contact: Kelly Kalfsbeek 925.313.2115, 925.723.2382

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