One-way Traffic Control on Hwy 92 near Half Moon Bay Due to Utility Tree Trimming; Traffic control will be in place Wednesday July 22nd until Thursday July 23rd, 2026, from 9:00am to 3:00pm

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PRESS RELEASE. From Caltrans on July 21st, 2026. Caltrans Quick Travel Alert Map

SAN MATEO COUNTY ―Caltrans has scheduled lane closures on State Route 92 to allow a utility company to conduct daytime tree trimming and removal work.

Crews will be conducting one-way traffic control just west of Digges Canyon Road through R road starting at 9:00 AM -3:00 PM on Wed., July 22., and Thurs., July 23.

Motorists are encouraged to plan ahead and use an alternate route if needed as delays are expected to the traveling public.

All work is weather dependent.

Please drive with caution.

Thank you for your patience as we work to maintain our state’s highways, bridges, and tunnels.

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

District: District 4 Contact: Pedro Quintana Phone: (510) 867-6028

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Caltrans District 4 Current Projects
Caltrans District 4 Environmental Project Documents by County.

Caltrans is proceeding with the major Multi-Asset Roadway Rehabilitation Project along Highway 1, extending from Moss Beach through Half Moon Bay. This extensive two-year project will upgrade critical roadway infrastructure, enhance safety, and improve access for all users traveling the coast.

We strongly encourage you to sign up for Caltrans’ periodic email notifications about this project.