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
BIG LOST RIVER Idaho Fair 1977 21.3 m 50
EMERALD CREEK Idaho Good 2024 18.7 m 50
BIG LOST RIVER Idaho Good 2010 26.5 m 50
E.F. EMERALD Idaho Good 2024 20.4 m 50
W.F. EMERALD Idaho Good 2020 16.5 m 50
AGENCY CREEK Idaho Good 2012 9.1 m 50
BALL CREEK Idaho Fair 1963 9.9 m 50
TRESTLE CREEK Idaho Fair 1969 9.9 m 50
INDEPENDENT CANAL Idaho Fair 1973 13.1 m 50
KENNY CREEK Idaho Good 2012 8.8 m 50
E. FK. BURNT LOG CREEK Idaho Good 2022 18.3 m 50
FALL RIVER CANAL Idaho Fair 1976 9.8 m 50
FALL RIVER Idaho Fair 1977 36.6 m 50
RATTLE CREEK Idaho Good 1953 15.4 m 50
ZUNI CREEK Idaho Fair 1987 9.4 m 50
LIGHTNING CREEK Idaho Good 1954 21.3 m 50
MARBLE CREEK Idaho Fair 1959 16.4 m 50
TRAPPER CREEK Idaho Good 1973 8.7 m 50
GROUSE CREEK Idaho Fair 1971 15.5 m 50
MARSH CREEK Idaho Fair 1964 15.4 m 50
LONG ISLAND CANAL Idaho Fair 1969 7.3 m 50
M.FK. PAYETTE RIVER Idaho Good 1957 37.6 m 50
SILVER CREEK Idaho Good 1958 9.8 m 50
NORTH GOLD CREEK Idaho Fair 1983 8.5 m 50
OWSLEY CANAL;SE TERRETON Idaho Good 1976 9.1 m 50
SILVER CREEK Idaho Good 2005 14.0 m 50
RENWYCK CREEK Idaho Good 2006 9.0 m 50
N. CARIBOU CR Idaho Good 1987 7.6 m 50
JENSEN CREEK Idaho Good 2016 7.3 m 50
RATTLESNAKE CREEK Idaho Good 2009 14.0 m 50
SCRIVER CREEK Idaho Good 2022 12.2 m 50
SILVER CREEK Idaho Good 2010 12.2 m 50
SALMON RIVER;IRON CK BR Idaho Fair 1965 70.1 m 50
IRON CREEK Idaho Good 2010 11.0 m 50
LEMHI RIVER Idaho Fair 1968 13.4 m 50
LEMHI RIVER(HIGH BR) Idaho Fair 1992 22.9 m 50
LEMHI RIVER(BAGLEY BR) Idaho Poor 1991 22.6 m 50
WIMPEY CREEK Idaho Good 2013 13.4 m 50
PRATT CREEK (#1) Idaho Good 2018 11.6 m 50
HAWLEY CREEK Idaho Good 2014 12.5 m 50
LEMHI RIVER Idaho Fair 1965 7.9 m 50
MCCOY CREEK Idaho Good 1978 42.1 m 50
BLUE JOE CREEK UPPER Idaho Poor 1953 9.9 m 50
WARM SLOUGH Idaho Fair 1968 21.9 m 50
INDEPENDENT CANAL Idaho Fair 2002 6.4 m 50
N.FK.TETON RIVER Idaho Good 1977 18.3 m 50
CANYON CREEK Idaho Fair 1975 8.2 m 50
TEXAS SLOUGH;NW.THORNTON Idaho Fair 1977 12.2 m 50
LITTLE BEAR CREEK Idaho Good 2020 17.7 m 50
BLUE JOE CREEK Idaho Poor 1953 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.