Photo of Prefumo Canyon

Lane Closure for Soil Sample Drilling on Prefumo Canyon Road in San Luis Obispo

Author: Public Works
Date: 10/29/2018 9:14:01 AM

The County of San Luis Obispo Department of Public Works will be closing one lane of Prefumo Canyon Road on Thursday, November 8, 2018 between 8:00 a.m. and 4:00 p.m.


Portions of the roadway were washed out in the March 2018 storms. The work will take place approximately two miles west of Los Osos Valley Road The field work will support a geological investigation to determine the best means of repairing this site. Please refer to the map on the reverse side for the specific location.

Flaggers will provide traffic control to allow traffic in both directions to proceed with minimal delays. Road work notice signs will be placed November 1, 2018.  

As an alternate route, please use See Canyon Road.

Please feel free to contact Tim Cate at (805) 781-5293 or Cindy Cecil at (805) 781-4262 with any questions.