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
ELDORADO CREEK Idaho Fair 1963 9.8 m 10
LOLO CREEK Idaho Fair 1962 12.3 m 10
WEITAS CREEK Idaho Good 1985 30.7 m 10
LOLO CREEK Idaho Good 2010 30.8 m 10
N FK PALOUSE Idaho Fair 1963 8.5 m 10
MEADOW CREEK Idaho Fair 1985 12.2 m 10
LAKE CREEK Idaho Fair 1985 24.7 m 10
SAVAGE CREEK Idaho Poor 2006 13.5 m 10
RED RIVER Idaho Fair 1959 12.2 m 10
CROOKED CREEK Idaho Fair 1959 8.5 m 10
ELK CREEK Idaho Good 2021 16.2 m 10
PACK CREEK Idaho Good 2012 9.8 m 10
PACK CREEK Idaho Good 2012 12.5 m 10
FALL CREEK Idaho Fair 1980 8.5 m 10
S. FK. BOISE RIVER Idaho Fair 1957 53.7 m 10
NORTH FORK BOISE RIVER Idaho Good 1977 25.9 m 10
PIKES FORK CREEK Idaho Fair 1985 8.5 m 10
NORTH GOLD FORK RIVER Idaho Fair 1967 7.3 m 10
DOLLAR CK Idaho Fair 1976 9.1 m 10
WHITEHAWK CREEK Idaho Good 1978 8.5 m 10
FIVE MILE CREEK Idaho Fair 1981 9.8 m 10
CLEAR CREEK Idaho Good 1966 12.2 m 10
CLEAR CREEK Idaho Fair 1966 12.2 m 10
FAWN CREEK Idaho Good 2011 8.5 m 10
SILVER CREEK Idaho Good 2009 9.1 m 10
STUMP CREEK Idaho Fair 1973 8.5 m 10
SEAFOAM CREEK Idaho Fair 1968 8.2 m 10
FLOAT CREEK Idaho Fair 1967 8.1 m 10
BEAVER CREEK Idaho Fair 1967 9.3 m 10
LOON CREEK Idaho Fair 1957 9.5 m 10
NELSON CREEK Idaho Fair 1967 9.3 m 10
W.FK MAYFIELD CREEK Idaho Fair 1968 8.2 m 10
W.FK. MAYFIELD CREEK Idaho Fair 1968 9.9 m 10
W. FK. MAYFIELD CREEK Idaho Fair 1967 6.7 m 10
KNAPP CREEK Idaho Fair 1964 9.3 m 10
LITTLE LOST RIVER Idaho Fair 1971 10.5 m 10
LITTLE LOST RIVER Idaho Good 1966 8.1 m 10
COTTONWOOD CK Idaho Fair 1966 7.6 m 10
CARMEN CREEK Idaho Fair 1961 6.7 m 10
BEAR VALLEY CREEK Idaho Poor 1960 7.5 m 10
HAYDEN CREEK Idaho Good 1974 9.4 m 10
BEAR VALLEY CREEK Idaho Fair 1966 7.3 m 10
E. FORK HAYDEN CREEK Idaho Good 1974 8.2 m 10
TWIN CREEK Idaho Good 2007 8.7 m 10
WYOMING CREEK Idaho Fair 1975 6.7 m 10
WARM RIVER Idaho Fair 1970 9.8 m 10
LITTLE PINE CREEK Idaho Good 1999 8.5 m 10
W. BR. LITTLE WOOD RIVER Idaho Good 1978 6.4 m 8
BLACKFOOT CANAL Idaho Fair 1968 10.7 m 6
M CANAL Idaho Fair 1934 8.8 m 5

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.