Devils Slide Tunnel Overnight Closure for Drain Cleaning; One Way Southbound Traffic Control with Pilot Car
State of California • Department of Transportation TRAFFIC ADVISORY __________________________________________________________ Date: November 29 , 2023 District: 4 FOR IMMEDIATE RELEASE State Route 1 - Tom Lantos Tunnel (Devil’s Slide) Overnight Closure. Northbound Tunnel, Monday, December 4th, 2023, 8:00pm – 4:00am. SAN MATEO COUNTY — Caltrans has scheduled overnight closure of northbound State […]