District: 4 - Bay Area
Contact: Marcus Wagner
Phone: (510) 715-7614
Email: Marcus.wagner@dot.ca.gov
State Route 24 (SR-24) Caldecott Tunnel
Overnight Closure Westbound #1 Bore
Maintenance Work
Beginning Wednesday, March 31, 2021 at 10:00 PM
ALAMEDA AND CONTRA COSTA COUNTIES – Caltrans will temporarily close the number one westbound bore of the State Route 24 (SR-24) Caldecott Tunnel overnight on Wednesday, March 31. While one bore is closed, the other bores will remain open to traffic.
Westbound Bore #1 Closed Night on Wednesday, March 31
Beginning Wednesday, March 31 at 10:00 PM until 5:00 AM on Thursday, April 1, the number one westbound bore will be temporarily closed for tunnel maintenance work.
Traffic Control Measures:
Changeable message signs will be in place to assist motorists traveling in the area. Motorists are advised to expect delays and allow extra time. Please drive with caution through the construction zone. Slow for the Cone Zone.
For 24/7 traffic updates, follow 511.org: https://twitter.com/511SFBAY. For real-time traffic, click on Caltrans QuickMap: http://quickmap.dot.ca.gov/.