Full Closure of State Route 84 at Portola Road, Due to Landslide


Picture of landslide damage to State Route 84 in San Mateo county. Picture taken March 22,2023SAN MATEO COUNTY- State Route 84 at Portola Road near the town of Woodside is closed due to a landslide related to recent weather events beginning in early March. The 250-foot-wide slide has impacted the roadway and is not safe for motorists to travel at this time. The slide area is still considered active. Caltrans continues to monitor and assess the conditions. There is no estimated timeline for repairs as the location continues to be impacted by weather events. As the saturation levels decrease and the stability improves, crews can safety implement repairs.

The public is advised to avoid the area and use alternate routes.

Caltrans would like to thank the public for their continued patience and support as we work to repair the roadway.

For additional information: https://dot.ca.gov/caltrans-near-me/district-4/d4-projects/d4-san-mateo-84-storm-damage

For real-time traffic, click on Caltrans QuickMap: http://quickmap.dot.ca.gov/


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