Fairfax-Bolinas Road in West Marin at milepost 5.73 (approximately 2 miles west of Azalea Hill) is single-lane access with two-way traffic controlled through one lane. This condition is at the construction zone only and will remain in place until project is completed. See project webpage for more details. Thank you for your patience while this project progresses.

Upper Lucas Valley Northern Region Paving & Microsurfacing

This is a completed project. You are in the Archived Projects section of the website. Active projects can be found on the Projects webpage.



The project will take place on residential roads located in the Upper Lucas Valley neighborhood. General concrete work and preparations for the roadway resurfacing and microsurfacing project are underway, including on sidewalks, curbs and gutters, ramps, and storm drainage on select roads. Additionally, utility work is being conducted by PG&E in advance of the roadway resurfacing project.

Improvements for the project include full width grinding, road base failure repair, road resurfacing, microsurfacing of select roads, minor drainage improvements, repair of concrete curb & gutter, sidewalks, and accessibility curb ramps; and traffic striping and marking.


The $1.5 million project is funded by the County's Road and Bridge Rehabilitation Fund.

Traffic Impacts

The work will take place during the daytime hours with traffic control measures. Advance notice will be given to residents to help minimize any inconveniences.


The project was completed during the summer of 2021.

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