County of Humboldt
1106 Second Street
Eureka, CA 95501
Notice of Construction
Ishi Pishi Road - Measure O
Updated October 29, 2025
- Ishi Pishi Road will be closed from Oct. 14 thru Oct. 20 for Culvert replacements.
- The road will only be closed at the culvert replacement site.
- Below are the replacement sites and dates of closures.
- Work hours will be from 6:00 AM to 6:00 PM
Thank you for your patience while we work to make improvements.
Schedule of Culvert Replacements and places of closure: (weather permitting)
10/28 @ post mile 3.59
10/29 @ post mile 3.72
10/30 @ post mile 4.24
10/31 (if weather permits) @ post mile 5.32
11/3 (if weather permits) @ post mile 6.31