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
POLE CREEK Idaho Good 2013 8.5 m 50
BIG SPRINGS OUTLET Idaho Fair 1957 35.4 m 50
SKELETON CREEK Idaho Fair 1955 6.7 m 50
LITTLE BEAR CREEK Idaho Good 2020 17.7 m 50
MARBLE CREEK Idaho Fair 1952 15.5 m 50
BIG CREEK Idaho Poor 1939 29.9 m 50
BIG CREEK Idaho Fair 1939 18.9 m 50
MARBLE CREEK Idaho Fair 1959 16.4 m 50
SKI TRAIL Idaho Fair 1995 13.7 m 50
WILLOW CREEK Idaho Fair 1975 8.5 m 50
HENRYS LAKE OUTLET Idaho Fair 1991 21.3 m 50
YANKEE FORK Idaho Fair 1972 19.7 m 50
TRESTLE CREEK Idaho Fair 1969 9.9 m 50
GRAYBACK GULCH Idaho Good 2018 27.4 m 50
MORES CREEK Idaho Poor 1982 9.1 m 50
PIKES FORK CREEK Idaho Good 2005 10.4 m 50
LODGEPOLE CREEK Idaho Good 2008 6.8 m 50
TRAPPER CREEK Idaho Good 2009 8.5 m 50
E. FK. BURNT LOG CREEK Idaho Good 2022 18.3 m 50
DITCH CREEK Idaho Good 2009 8.5 m 50
SOUTH FORK BOISE RIVER Idaho Fair 1951 20.4 m 50
W.F. EMERALD Idaho Good 2020 16.5 m 50
E.F. BIG CREEK Idaho Good 1994 7.5 m 50
BIG SMOKY CREEK Idaho Good 1977 21.9 m 50
YANKEE FORK Idaho Fair 1972 32.0 m 50
BEAR VALLEY CREEK Idaho Good 1981 35.4 m 50
FIR CREEK Idaho Good 2009 14.0 m 50
M.FK. PAYETTE RIVER Idaho Good 1957 37.6 m 50
SILVER CREEK Idaho Good 1958 9.8 m 50
NO DATA ENTERED Idaho Good 2023 10.4 m 50
SEVEN SUCKERS DITCH Idaho Fair 1950 7.0 m 50
WILLOW CREEK Idaho Good 1955 18.3 m 50
HOMESTEAD CREEK Idaho Good 2018 17.3 m 50
HOMESTEAD CREEK Idaho Good 2018 19.1 m 50
MILL SLOUGH Idaho Good 2021 9.1 m 50
SOUTH FORK BOISE RIVER Idaho Good 1956 40.6 m 50
GOLD FORK RIVER Idaho Fair 1966 12.3 m 50
GOLD FORK RIVER Idaho Fair 1966 10.5 m 50
RAFT RIVER Idaho Good 2014 14.6 m 50
E.F. EMERALD Idaho Good 2024 20.4 m 50
GRANITE CREEK Idaho Good 2010 35.4 m 50
EF LIGHTNING CREEK Idaho Good 2009 41.4 m 50
RATTLESNAKE CREEK Idaho Good 2009 14.0 m 50
AGENCY CREEK Idaho Good 2012 9.1 m 50
SILVER CREEK Idaho Good 2010 12.2 m 50
KENNY CREEK Idaho Good 2012 8.8 m 50
HAYDEN CREEK Idaho Fair 1953 8.2 m 50
JENSEN CREEK Idaho Good 2016 7.3 m 50
MCCOY CREEK Idaho Good 1978 42.1 m 50
LEWISVILLE CANAL Idaho Poor 1960 11.9 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.