Aquatic Organism Passage
National Culvert Removal, Replacement, and Restoration Grant Program (Culvert AOP Program)
Principal Documents
Publications
- HDS 5 - Hydraulic Design of Highway Culverts (3rd edition) (April, 2012)
- HEC 26 - Culvert Design for Aquatic Organism Passage (October, 2010)
- Design for Fish Passage at Roadway-Stream Crossings: Synthesis Report (June, 2007)
Training & Workshops
WBT = Web-based Training
- CMIP Tool Webinar
- NHI 135056 - Culvert Design
- NHI 135094 - Culvert Hydraulic Analysis and Design Program (HY-8) – (WBT)
- All training