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
CAVE LAKE CHANNEL Idaho Fair 1991 16.8 m 50
CDA RIVER Idaho Fair 1954 14.9 m 50
IRON CREEK Idaho Good 2010 11.0 m 50
CANYON CREEK Idaho Fair 1987 11.9 m 50
S.FK.COEUR DALENE RIVER Idaho Poor 1972 10.7 m 50
HAYDEN CREEK Idaho Fair 1953 8.2 m 50
MOON GULCH;NE.KELLOGG BR Idaho Fair 1919 10.7 m 50
N.F. HAYDEN CR Idaho Fair 1953 7.5 m 50
CANYON CREEK;GEM BR Idaho Good 2023 21.3 m 50
LEIBERG CREEK Idaho Fair 1959 8.7 m 50
BIG CREEK;SE.CALDER BR Idaho Fair 1960 31.1 m 50
WIMPEY CREEK Idaho Good 2013 13.4 m 50
SOUTH FORK CDA RIVER Idaho Fair 1985 40.8 m 50
TRAIL CREEK Idaho Fair 1953 7.6 m 50
TEPEE CREEK Idaho Fair 1974 12.3 m 50
ANDERSON CANAL Idaho Fair 1935 10.7 m 50
WILLOW CREEK Idaho Good 1962 24.7 m 50
S. LAVERNE CR Idaho Fair 1973 8.3 m 50
ANDERSON CANAL Idaho Good 2004 7.3 m 50
E.BRANCH BIG LOST RIVER Idaho Fair 1992 11.9 m 50
TEPEE CREEK Idaho Fair 1957 7.5 m 50
BIG LOST RIVER Idaho Fair 1991 20.7 m 50
BIG LOST RIVER Idaho Fair 1978 17.4 m 50
WEST FORK EAGLE CREEK Idaho Fair 1957 8.7 m 50
PRATT CREEK (#1) Idaho Good 2018 11.6 m 50
UPRR;N.SPENCER RR OP Idaho Poor 1936 90.2 m 50
BIG CREEK Idaho Poor 1939 29.9 m 50
CAMAS CREEK Idaho Poor 1953 8.2 m 50
CAMAS CREEK Idaho Poor 1981 9.8 m 50
LEMHI RIVER(BAGLEY BR) Idaho Poor 1991 22.6 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
TRAIL CREEK Idaho Fair 1984 18.3 m 50
HAWLEY CREEK Idaho Good 2014 12.5 m 50
LEMHI RIVER Idaho Fair 1965 7.9 m 50
BENEWAH CREEK Idaho Fair 1970 14.0 m 50
INDEPENDENT CANAL Idaho Fair 1973 13.1 m 50
FALL RIVER CANAL Idaho Fair 1976 9.8 m 50
FALL RIVER Idaho Fair 1977 36.6 m 50
WEST FORK EAGLE CREEK Idaho Fair 1957 10.1 m 50
N.F.CDA RIVER Idaho Fair 1953 8.8 m 50
LONG ISLAND CANAL Idaho Fair 1969 7.3 m 50
COPPER CREEK Idaho Fair 1975 9.9 m 50
COPPER CREEK Idaho Fair 1975 12.7 m 50
N.F. CDA RIVER Idaho Poor 1950 45.6 m 50
LOST CREEK Idaho Fair 1953 12.3 m 50
OWSLEY CANAL;SE TERRETON Idaho Good 1976 9.1 m 50
TEPEE CREEK Idaho Fair 1976 12.3 m 50
BURNT CABIN CR Idaho Fair 1948 8.1 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.