Day Ramp, Lane Closures for Westbound, Eastbound SR-37 Capital Preventive Maintenance Project in Marin County

Schedule: Monday, Dec. 8 through Friday, Dec. 12

Marin County — Caltrans will continue its Capital Preventive Maintenance project in December on Westbound and Eastbound State Route 37 (SR-37) in between Atherton Avenue and the Petaluma River Bridge in Novato for pavement striping and erosion control work.

There will be daytime closures for pavement striping and erosion control work on Westbound and Eastbound SR-37 from Monday, Dec. 8 through Friday, Dec. 12. Eastbound work will occur between 7 a.m. and 1 p.m., and Westbound work will occur between 9 a.m. and 3 p.m. each day.

There will be intermittent ramp closures (depending on where the work occurs) for the US-101 interchange near SR-37, the Hanna Ranch Road exit and the Atherton Avenue exit along SR-37.

All construction Is weather dependent.

This capital maintenance pavement rehabilitation project involves paving and median barrier work in Novato. The project will grind and re-pave the roadway between the Ignacio overhead to the Petaluma River Bridge – a stretch of about three miles.

Please drive with caution. Slow for the Cone Zone and Be Work Zone Alert. Caltrans thanks motorists for their patience while we work to maintain our state's highways, bridges, and tunnels.

For 24/7 traffic updates, please visit 511.org: https://x.com/511SFBay
For real-time information, visit Caltrans QuickMap: https://quickmap.dot.ca.gov
Follow us on X: https://x.com/CaltransD4
Or call 1-800-472-7623, 1-800-427-ROAD for state highway conditions statewide.