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
U CANAL Idaho Poor 1934 46.3 m 5
R CANAL Idaho Fair 1934 12.8 m 5
LITTLE WOOD RIVER Idaho Poor 1965 16.2 m 5
BEAR CREEK Idaho Poor 1983 11.0 m 5
PHYLLIS CANAL Idaho Fair 1996 14.3 m 5
MARYS CREEK Idaho Fair 1988 10.1 m 5
BIG WILLOW CREEK Idaho Fair 1954 20.1 m 5
CRANE CREEK Idaho Fair 1970 24.1 m 5
ROCK CREEK Idaho Fair 1970 8.8 m 5
DRY GULCH Idaho Fair 2007 13.4 m 5
CAMAS CREEK Idaho Fair 1939 10.7 m 5
CAMAS CREEK Idaho Fair 1940 11.9 m 5
DEEP CR Idaho Good 2018 14.6 m 5
MIDDLE CREEK Idaho Good 1973 9.9 m 5
W FK POTLATCH CREEK Idaho Good 1981 15.3 m 5
QUARTZ CR NO 1 Idaho Fair 1967 18.2 m 5
QUARTZ CREEK NO 2 Idaho Fair 1967 12.3 m 5
QUARTZ CREEK Idaho Fair 1967 8.5 m 5
TOBOGGAN CREEK Idaho Good 2004 15.9 m 5
EAST FORK LEGENDARY BEAR Idaho Good 2003 14.0 m 5
SMITH CREEK Idaho Fair 1981 9.8 m 5
SMITH CREEK Idaho Good 1986 9.8 m 5
EAST FORK SWANHOLM Idaho Fair 1976 7.3 m 5
CROOKED RIVER Idaho Good 1970 11.0 m 5
LUNCH CREEK Idaho Good 1980 10.4 m 5
CURTIS CREEK Idaho Good 1963 9.1 m 5
SAND CREEK Idaho Good 1976 8.5 m 5
TRAIL CREEK Idaho Good 1981 7.9 m 5
SEC.FK.CHIEF EAGLE EYE Idaho Fair 1977 9.1 m 5
BEAVER CREEK Idaho Fair 1972 7.5 m 5
STEAMBOAT CREEK Idaho Good 2007 8.5 m 5
COPPER CREEK Idaho Fair 1971 10.4 m 5
SILVER CREEK Idaho Good 1994 11.2 m 5
MOYER CREEK Idaho Good 2024 12.4 m 5
NORTH FORK SALMON Idaho Fair 1963 12.2 m 5
INDIAN CREEK Idaho Good 2008 8.5 m 5
INDIAN CREEK Idaho Good 2008 8.5 m 5
INDIAN CREEK Idaho Good 2008 8.5 m 5
PARTRIDGE CREEK Idaho Fair 1990 11.5 m 4
PARTRIDGE CREEK Idaho Fair 1990 12.8 m 4
SAND CREEK CHANNEL Idaho Good 1976 8.4 m 3
RIRIE OUTLET CH WILLW CR Idaho Good 1976 8.4 m 3
RATTLESNAKE CREEK (#1) Idaho Good 2018 10.1 m 3
MEADOW CREEK Idaho Fair 1972 13.1 m 2
CAMAS CREEK Idaho Fair 1975 9.4 m 2
LAST CHANCE CANAL Idaho Good 2008 7.3 m -

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.