SR-1 Tom Lantos (Devil's Slide) Tunnel in San Mateo Co. Overnight Maintenance-Reduced Lanes Sept 16-19

State of California • Department of Transportation

TRAFFIC ADVISORY

Date: September 14, 2018
District: 4 - Oakland
Contact: Jeff Weiss
jeffrey.weiss@dot.ca.gov
Phone: 510-286-5576


State Route 1-Tom Lantos (Devil’s Slide) Tunnel in San Mateo County
Night Closures for Maintenance

One-way traffic control Sunday, September 16 – Wednesday, September 19, 2018
8:00 PM – 6:00 AM


SAN MATEO COUNTY – Caltrans will close one bore of the two-bore Tom Lantos Tunnel (Devil’s Slide) on State Route 1 (SR 1) each night, Sunday, September 16 until Wednesday, September 19, between 8:00 PM and 6:00 AM, to allow work crews to clean ditch lines in the tunnel.

Flaggers at both ends of the tunnel will assist with one-way traffic control, allowing southbound traffic to travel through the single bore while northbound traffic waits, and vice versa.

The Tom Lantos Tunnels lies on SR 1 along the San Mateo coastline between Pacifica and Montara.


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