Humboldt 101 Drainage South

This project will rehabilitate drainage systems at 38 locations along U.S. 101 in Humboldt County approximately from the Mendocino County line to Rio Dell. It is necessary to preserve the roadway and prevent potential damage from storm events by repairing failing and deteriorated drainage systems that have exceeded their design life.

Project Description

This project will rehabilitate drainage systems at 33 locations along U.S. 101 in Humboldt County approximately from the Mendocino County line to Rio Dell. It is necessary to preserve the roadway and prevent potential damage from storm events by repairing failing and deteriorated drainage systems that have exceeded their design life.

Timeline

The environmental phase of this project is currently underway with construction anticipated from fall 2024 to the end of 2026.

Traffic Impacts

Minimal

Documents

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For more information, contact:

Project Manager

Marie Brady

(707) 296-5511

Environmental Coordinator

Julie Price 

(707) 362-5431

Public Information (Media inquiries)

Myles Cochrane

(707) 498-4272

Last reviewed: October 2024

A well worn drainpipe emerges from a hillside and winds through narrow trees before ending at a waterway. Rust covers half of the pipe. A Caltrans worker in an orange reflective vest and a white hardhat looks on.

A metal downdrain lays across a hill adjacent to U.S. 101 in Humboldt County.