Browse Bridge Database

4,646 bridges in the FHWA National Bridge Inventory in Idaho.

National Bridge Inventory Database

Browse 4,646 bridges from the Federal Highway Administration National Bridge Inventory. Filter by state, condition rating, or search by name and location.

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BridgeLocationConditionYear BuiltLengthADT
CARIBOU CREEK Idaho Good 2018 19.8 m 300
SNOW CREEK Idaho Good 2018 19.8 m 300
MYRTLE CREEK Idaho Poor 1958 15.8 m 300
BALL CREEK Idaho Fair 1990 16.2 m 300
TROUT CREEK Idaho Good 2020 17.1 m 300
TROUT CREEK;N.BRANCH Idaho Fair 1957 7.3 m 300
FISHER CREEK Idaho Fair 2003 10.1 m 300
KOOTENAI R.;COPELAND BR. Idaho Fair 1969 189.9 m 300
TETON RIVER Idaho Good 1976 50.6 m 300
WALDVOGEL CANAL Idaho Good 2007 7.6 m 300
MORA CANAL Idaho Fair 1992 12.2 m 300
BEAR RIVER;BERN BRIDGE Idaho Fair 1973 45.7 m 300
SNAKE RIVER VALLEY CANAL Idaho Fair 1981 10.4 m 300
BLACKFOOT CANAL Idaho Fair 1962 16.2 m 300
S FK PALOUSE R(EDINGTON) Idaho Good 2024 13.1 m 300
DANSKIN CANAL Idaho Fair 1965 7.9 m 300
I 15 NB-SB;OSGOOD RD.GS Idaho Fair 1962 71.0 m 300
ABERDEEN SPRINGFILED CNL Idaho Fair 2004 15.5 m 300
CEDAR POINT CANAL Idaho Fair 1977 6.4 m 300
DESERT DRAIN Idaho Fair 1973 7.9 m 300
IDAHO CANAL Idaho Fair 1968 8.2 m 300
N. FORK BIG LOST RIVER Idaho Good 2016 27.7 m 300
DEER FLAT HIGH LINE CNL Idaho Fair 1988 6.7 m 300
INDIAN CREEK Idaho Good 2001 17.7 m 300
PORTER CANAL Idaho Fair 1965 11.1 m 300
RIVERSIDE CANAL Idaho Fair 1985 10.1 m 300
RIGBY CANAL Idaho Fair 1969 6.7 m 300
I 84 EB-WB;SUBLETT RD IC Idaho Fair 1967 95.1 m 300
BIG WOOD RIVER Idaho Good 2023 38.4 m 300
LITTLE WOOD RIVER Idaho Fair 1930 9.8 m 300
BURGESS CNL;W.RIGBY BR Idaho Fair 1974 11.6 m 300
RIDENBAUGH HIGH LINE CNL Idaho Fair 1987 7.6 m 300
NORTHSIDE MAIN CANAL Idaho Fair 1969 9.1 m 300
B-1 CANAL Idaho Good 2019 6.7 m 300
MAIN NORTHSIDE CANAL Idaho Fair 1974 16.5 m 300
MAIN NORTHSIDE CANAL Idaho Fair 1973 15.8 m 300
SQUAW CREEK Idaho Poor 1960 7.6 m 300
MAIN NORTHSIDE CANAL Idaho Fair 1998 38.4 m 300
C CANAL Idaho Fair 1995 7.3 m 300
GREAT WESTERN CANAL Idaho Good 1960 16.8 m 300
PORTER CREEK Idaho Fair 1988 6.7 m 300
CEDAR DRAW Idaho Fair 1968 8.8 m 300
PARADISE CREEK Idaho Good 2024 10.4 m 300
SHAFER CREEK Idaho Good 1988 16.8 m 290
HIGH LINE CANAL Idaho Fair 1987 8.8 m 290
IDAHO CANAL Idaho Poor 2002 12.5 m 290
BURGESS CANAL Idaho Good 1967 8.8 m 290
BEAR RIVER Idaho Fair 1988 61.0 m 290
GALLOWAY CANAL Idaho Fair 1971 7.9 m 290
GOLDEN GATE CANAL Idaho Fair 1991 14.3 m 290

Frequently Asked Questions

The National Bridge Inventory (NBI) is a federal database maintained by the Federal Highway Administration containing inspection data for all bridges on public roads in the U.S. with a span of more than 20 feet. Bridge owners must inspect each structure at least every 24 months.

ADT stands for Average Daily Traffic, the average number of vehicles crossing the bridge per day. Bridges are sorted by ADT by default because high-traffic bridges in poor condition pose the greatest risk to the most people.

Yes. Use the search field above to find bridges by name, location, or features crossed. You can also combine the search with state and condition filters to narrow your results.