Status of Unincorporated Alameda County Roads (3/29/2017 10:30 a.m.)

Redwood Road, Castro Valley, is CLOSED to all traffic at marker 7.38 until further notice due to roadway failure.   This closure blocks all access between Castro Valley and Oakland.

Palomares Road, Castro Valley, is CLOSED to thru traffic, between Palo Verde Road, Castro Valley, and Niles Canyon Road, Fremont.  The road is impassable at mile marker 8.73 while contractors remove hazards including loose dirt, rocks and debris from the hillside.  Once the debris has been removed, contractors will install safety measures to stabilize the hillside to prevent further movement.  This closure is expected to last through Friday, May 5, 2017.

Motorists, bicyclists and pedestrians are advised to avoid the area and use alternate routes.

Guests accessing the East Bay Regional Park District’s Anthony Chabot campground facilities need to enter from the Oakland side of Redwood Road.

Current status of other County-maintained roads is as follows:

  • Collier Canyon Road, Livermore, is reduced to one lane of traffic at mile marker 4.98 due to a shoulder slip-out.  Safety devices and traffic control measures are in place.
  • Foothill Road, Sunol, is reduced to one lane of traffic at mile marker 6.87 following storm-related damage to the roadway.  Safety devices and traffic control measures are in place.
  • Koopman Road, Sunol, is reduced to one lane of traffic at mile marker 0.23 following a mudslide.  Safety devices are in place. 

Proceed with caution.  Please avoid these areas, if possible.  If you must travel on any of these roadways, please proceed with caution.

All other roadways in unincorporated Alameda County remain open at this time.  

(Updated March 29, 2017, at 10:30 a.m.)