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.

Clear
BridgeLocationConditionYear BuiltLengthADT
M.FK. BOISE RIVER Idaho Fair 1958 15.5 m 30
FARMERS COOP CANAL Idaho Good 2010 17.7 m 30
SQUAW CREEK Idaho Good 2018 24.7 m 30
E.FK.JARBIDGE RIVER Idaho Fair 1979 11.9 m 30
N.FK.BOULDER CREEK Idaho Good 2023 17.3 m 30
JORDAN CREEK Idaho Fair 2012 15.5 m 30
MEADOW CR;SPENCER RES BR Idaho Fair 1992 6.1 m 30
LITTLE WILLOW CREEK Idaho Fair 1950 12.5 m 30
RUSH CREEK Idaho Fair 1987 7.0 m 30
KEITHLY CREEK Idaho Good 1995 7.6 m 30
KEITHLEY CREEK Idaho Fair 1974 10.7 m 30
RUSH CREEK Idaho Fair 2002 11.9 m 30
DEER CREEK Idaho Good 1997 9.1 m 30
DIXIE CREEK Idaho Good 2024 25.9 m 30
S.FK. CRANE CREEK Idaho Fair 1970 12.5 m 30
CRANE CREEK Idaho Fair 2001 28.0 m 30
JIM FORD CR;SE WEIPPE BR Idaho Good 2015 7.3 m 30
COTTONWOOD CREEK Idaho Good 2020 7.3 m 30
COTTONWOOD CREEK Idaho Poor 1960 9.1 m 30
SALMON RIVER;LUCILLE BR Idaho Fair 1937 103.9 m 30
LOLO CREEK Idaho Good 1981 19.8 m 30
LOLO CREEK Idaho Good 2007 22.3 m 30
ROCK CREEK Idaho Good 1998 30.2 m 30
SALMON RIVER Idaho Fair 1973 121.9 m 30
HATTER CREEK Idaho Fair 1991 13.7 m 30
HATTER CREEK Idaho Fair 1984 8.5 m 30
BIG BEAR CREEK Idaho Fair 1940 23.8 m 30
PALOUSE RIVER Idaho Fair 1980 24.4 m 30
HATTER CR;SW.PRINCETON B Idaho Fair 1975 11.0 m 30
MIDDLE POTLATCH CREEK Idaho Fair 1940 16.2 m 30
COW CREEK Idaho Fair 1935 7.9 m 30
MEADOW CREEK Idaho Good 1993 9.1 m 30
THORN CREEK Idaho Fair 1935 8.5 m 30
DEEP CREEK Idaho Fair 1965 9.1 m 30
HATTER CREEK Idaho Fair 1970 7.3 m 30
HATTER CREEK Idaho Fair 1982 8.5 m 30
HATTER CREEK Idaho Fair 1965 7.9 m 30
HATTER CREEK Idaho Fair 1970 9.1 m 30
HATTER CREEK Idaho Fair 1970 9.1 m 30
HATTER CREEK Idaho Fair 1970 9.8 m 30
S.FK.PALOUSE RIVER Idaho Fair 1970 7.0 m 30
COW CREEK;LAGOON BR Idaho Fair 1932 6.7 m 30
COW CREEK Idaho Fair 1970 15.5 m 30
PINE CREEK Idaho Fair 1929 12.2 m 30
HANGMAN CREEK Idaho Fair 1979 18.7 m 30
BENEWAH CREEK Idaho Good 2022 10.7 m 30
LITTLE HANGMAN CREEK Idaho Fair 2004 17.1 m 30
LITTLE HANGMAN CREEK Idaho Good 1950 19.5 m 30
HANGMAN CREEK Idaho Poor 1981 17.0 m 30
N.FK.EAST RIVER Idaho Poor 1939 37.2 m 30

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.