Caltrans Advises Overnight Closures for Devils Slide Drain Cleaning in Northbound Only
State Route 1 - Tom Lantos Tunnel (Devil’s Slide) Overnight Closures Northbound Tunnel, November 14 and 15 8:00pm – 4:00am Each Night. SAN MATEO COUNTY — Caltrans has scheduled overnight closures of northbound State Route (SR-1) at the Tom Lantos Tunnel (Devil’s Slide). The closures are to facilitate drain cleaning. Traffic Control Measures: […]