County of Humboldt
Department of Public Works
1106 Second St., Eureka, CA 95501
NOTICE OF CONSTRUCTION
FOR
STORM DAMAGE REPAIR TO
MATTOLE ROAD (F3C010) POST MILE 11.73
The Humboldt County Department of Public Works will be repairing Mattole Road east of Petrolia.
Traffic through the construction site will be restricted to a
single lane controlled by a temporary traffic signal.
Construction is scheduled to begin on September 15, 2025, and occur on weekdays between 7 a.m. and 5 p.m.
Expect delays greater than 15 minutes at any time during this period.
If you have any concerns or questions, please contact
Resident Engineer Angi Sorensen at (707) 445-7448.
We thank you in advance for your patience and look forward
to the completion of the project.