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Welcome to Caltrans District 4
Updates & News Releases
6/18/13 - One-Way Traffic Control to Begin for Airport Blvd Interchange Project
6/17/13 - Weekly Lane Closures for the San Mateo County Route 82 Smart Corridor Project
6/13/13 - Highway 1-Tom Lantos Tunnels One-Way Traffic Controls for Week of Monday, June 17th
6/13/13 - MORE LANES, NEW PAVEMENT COMING TO INTERSTATE 580
6/12/13 - CALTRANS LITTER CLEAN-UP AND ENFORCEMENT DAY 10th Anniversary Wednesday, June 12th, 2013 Caltrans Partners With CHP
6/10/13 - Highway 1-Tom Lantos Tunnels One-Way Traffic Controls for Week of Tuesday, June 11th
6/10/13 - SR-152 Lover’s Lane Project
6/9/13 - U.S. 101 / State Route 116 Construction in Petaluma Eastbound State Route 116 Open at 11 a.m. Today
6/7/13 - Weekly Lane Closures for the San Mateo County Route 82 Smart Corridor Project
6/6/13 - U.S. 101 / State Route 116 Construction in Petaluma Caltrans to Close Eastbound State Route 116 for Two Days
6/7/13 - Interstate 505-Allendale Road Overnight Northbound Closure near Winters
6/7/13 - Highway 1-Tom Lantos Tunnels One-Way Traffic Control Starts Friday, June 7th
Weekly Lane Closures for the San Mateo County Route 82 Smart Corridor Project
Interstate 80-Vacaville-Dixon Rehabilitation Project Overnight Concrete Work Starts
U.S. 101 / State Route 116 Construction in Petaluma Caltrans to Close Eastbound State Route 116 for Two Days
5/31/13 - U.S. 101 Airport Blvd. Interchange Project Begins Construction June 3 Night Work Begins with Ramp Closures
5/31/13 - Media Day Interstate 580 Scofield Avenue and Western Drive Bridge Decks Replacement Project
5/31/13 - Bay Trail Trekker Aims to Circle the Bay in 30 Days
5/31/13 - Eastbound I-580 Western Drive On-Ramp to Be Closed for 90 Days starting This Saturday at 6 p.m. Traffic Shift to Begin Sunday Morning
5/29/13 - Interstate 580 Scofield Avenue and Western Drive Bridge Decks Replacement Project Traffic Shift to Take Place Saturday Evening to Sunday Morning Eastbound I-580 Western Drive On-Ramp to Be Closed for 90 Days
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