National Culvert Removal, Replacement, and Restoration (Culvert Aquatic Organism Passage)

DOT-FHWA Posted FHWA-CAOP-23-001

Description

The purpose of the Culvert AOP Competitive Grant Program is to provide funding to eligible entities for the replacement, removal, and repair of culverts or weirs that meaningfully improve or restore fish passage for anadromous fish. Anadromous fish are born in freshwater and spend most of their lives in saltwater, returning to freshwater to spawn. Salmon are a well-known example of anadromous fish.

Eligibility

Eligible applicants under the Culvert AOP Competitive Grant Program are:
States
Units of local government
Indian Tribes

Projects eligible for funding are projects for the replacement, removal, or repair of culverts or weirs that: (1) would meaningfully improve or restore fish passage for anadromous fish; and (2) with respect to weirs, may include (A) infrastructure to facilitate fish passage around or over the weir; and (B) weir improvements (49 United States Code (U.S.C.) § 6703(b)).
Funding Details
Award Floor
Not specified
Award Ceiling
$800,000,000.00
Total Estimated Funding
Not specified
Expected Awards
50
Key Dates
Posted
June 2, 2026
Closes
July 16, 2026
Archive Date
August 15, 2026
Agency Information
Agency Name
DOT Federal Highway Administration
Agency Code
DOT-FHWA
Funding Instrument
Other