California Department of Transportation

Fish Passage Design for Road Crossings

This guide is intended to provide detailed instructions to assist designers in generating projects that will acheive resource agency goals for fish passage within a state highway project context.

Developed in conformance with both state (California Department of Fish and Game) and Federal (NOAA Fisheries Service, Southwest Region) criteria, "Fish Passage Design for Road Crossings" provides worksheets, flow charts, design examples and other design aids to assist the designer in achieving permit achievable projects.

For any questions regarding this guide please contact Bruce Swanger, SR. T.E. in the Office of Highway Drainage Design at (916) 651-9030.


This page last updated December 1, 2009