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
WEST FORK EAGLE CREEK Idaho Good 1957 8.7 m 50
S.FK.PALOUSE R;SE.MOSCOW Idaho Fair 1978 9.4 m 50
BIG BEAR CREEK Idaho Fair 1978 9.1 m 50
LITTLE BEAR CREEK Idaho Good 1997 11.0 m 50
LAWYERS CREEK;PARK BR Idaho Poor 1917 19.2 m 50
MISSION CREEK Idaho Good 2013 15.5 m 50
LAPWAI CR;JACQUES SPUR B Idaho Fair 1987 13.7 m 50
W.F. STEAMBOAT CREEK Idaho Poor 1956 8.8 m 50
BEAVER CREEK Idaho Fair 1953 8.8 m 50
STEAMBOAT CREEK Idaho Poor 1956 15.4 m 50
MISSION CR;M.WITTMAN BR Idaho Fair 1987 7.9 m 50
BIG CANYON CREEK Idaho Fair 1920 34.1 m 50
MILL SLOUGH Idaho Good 2021 9.1 m 50
LOST CREEK Idaho Fair 1953 12.3 m 50
CDA RIVER Idaho Fair 1974 67.4 m 50
GOLD FORK RIVER Idaho Fair 1966 10.5 m 50
SKIN CREEK Idaho Good 2023 18.3 m 50
GOLD FORK RIVER Idaho Fair 1966 12.3 m 50
CDA RIVER Idaho Fair 1974 42.7 m 50
CAVE LAKE CHANNEL Idaho Fair 1991 16.8 m 50
FLAT CREEK Idaho Fair 1974 12.8 m 50
WEST FORK EAGLE CREEK Idaho Fair 1957 10.1 m 50
CANYON CREEK Idaho Fair 1987 11.9 m 50
S.FK.COEUR DALENE RIVER Idaho Poor 1972 10.7 m 50
CDA RIVER Idaho Fair 1952 82.9 m 50
MOON GULCH;NE.KELLOGG BR Idaho Fair 1919 10.7 m 50
BEAVER CREEK Idaho Good 1985 16.8 m 50
RAFT RIVER Idaho Good 2014 14.6 m 50
CANYON CREEK;GEM BR Idaho Good 2023 21.3 m 50
BIG CREEK;SE.CALDER BR Idaho Fair 1960 31.1 m 50
SOUTH FORK CDA RIVER Idaho Fair 1985 40.8 m 50
WARM SLOUGH Idaho Fair 1968 21.9 m 50
INDEPENDENT CANAL Idaho Fair 2002 6.4 m 50
ANDERSON CANAL Idaho Fair 1935 10.7 m 50
WILLOW CREEK Idaho Good 1962 24.7 m 50
ANDERSON CANAL Idaho Good 2004 7.3 m 50
E.BRANCH BIG LOST RIVER Idaho Fair 1992 11.9 m 50
MINERS CREEK Idaho Fair 1986 9.6 m 50
BIG LOST RIVER Idaho Fair 1991 20.7 m 50
BIG LOST RIVER Idaho Fair 1978 17.4 m 50
LOWER FLAT CR Idaho Fair 1981 11.3 m 50
UPRR;N.SPENCER RR OP Idaho Poor 1936 90.2 m 50
CAMAS CREEK Idaho Poor 1953 8.2 m 50
CAMAS CREEK Idaho Poor 1981 9.8 m 50
PLEASANT VALLEY CREEK Idaho Fair 1934 140.2 m 50
BIG LOST RIVER Idaho Fair 1977 21.3 m 50
BIG LOST RIVER Idaho Good 2010 26.5 m 50
CANYON CREEK TRIBUTARY Idaho Fair 1954 8.7 m 50
INDEPENDENT CANAL Idaho Fair 1973 13.1 m 50
FALL RIVER CANAL Idaho Fair 1976 9.8 m 50

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.