SR 131 Capital Preventive Maintenance

Contact: Matt O’Donnell
Email: matt.odonnell@dot.ca.gov
Phone: (510) 852-5113

MARIN COUNTY – Caltrans District 4 (Bay Area) is in the design and environmental phase of the State Route 131 (SR-131) Capital Preventive Maintenance Project in the city of Tiburon.

The purpose of the project is to improve serviceability and ride quality on SR-131 and restore existing drainage systems to reduce the potential for highway flooding and to increase the safety for the public.

In addition, the project will enhance and complete streets and support active modes of transportation by bridging a gap in the transportation network and improve bicycle access throughout the area.

The location is approximately 1,000 feet west of US-101 interchange to the Tiburon Boulevard/Main Street intersection.

On-site environmental work is scheduled to begin in Tiburon on March 23, 2023. Traffic is not expected to be impacted.

Projected start of construction: 2025
Projected total cost: $22,883