California Department of Transportation
12/17/2025 | Press release | Distributed by Public on 12/17/2025 18:41
Richmond-San Rafael Bridge (Interstate 580) Nighttime Closure Westbound Lane #2 and Shoulder/Bike Lane for Maintenance
Richmond-San Rafael Bridge (Interstate 580) Nighttime Closure Westbound Lane #2 and Shoulder/Bike Lane for Maintenance
Published: Dec 17, 2025
Scheduled Monday-Wednesday and Thursday, and December 18, 2025 7:00 PM to 5:00 AM, Through December 2025
Contra Costa County & Marin County - Caltrans will continue nightly maintenance on the Richmond-San Rafael Bridge (I-580), closing Lane #2 and the shoulder/Bike path on the westbound upper deck nightly Monday through Wednesday with extended bike path closure on Thursday, December 18, 2025, 7:00 PM to 5:00 AM. This closure will span the entire length of the bridge, while westbound Lane #1 will remain open.
Closure Details:
- Westbound I-580, Richmond-San Rafael Bridge Lane #2 and Bike Lane will be Closed: Monday - Wednesday also Thursday, December 18th, 2025, 7:00 PM to 5:00AM.
- Shuttle services will be provided at the Stenmark Drive Bridge entrance and at Vista Point in San Rafael for those impacted by the closure.
Traffic Control Measures:
Changeable Message Signs (CMS) will alert drivers of closure. Motorists should expect minor delays, reduce speed to 40 mph, and plan extra travel time.
Please drive with caution and be prepared for merging traffic near work zones. For 24/7 traffic updates, follow 511.org on Twitter. For real-time traffic, visit Caltrans QuickMap.
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California Department of Transportation published this content on December 17, 2025, and is solely responsible for the information contained herein. Distributed via Public Technologies (PUBT), unedited and unaltered, on December 18, 2025 at 00:41 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]