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
SPRING CREEK Idaho Fair 1975 27.7 m 60
CLEAR CREEK Idaho Fair 1966 9.1 m 60
CLEAR CREEK Idaho Fair 1966 8.5 m 60
BIG CREEK;SUNSHINE MINE Idaho Good 1977 21.3 m 60
BIG CREEK;SUNSHINE MINE Idaho Fair 1974 25.0 m 60
SOUTH FORK PAYETTE RIVER Idaho Fair 1966 38.7 m 60
SILVER CREEK Idaho Good 1967 21.1 m 60
LOW LINE CANAL Idaho Fair 1983 10.1 m 60
SODA CANAL Idaho Fair 1980 7.9 m 60
BLACKFOOT RIVER Idaho Fair 1978 15.2 m 60
SILVER CREEK Idaho Fair 1977 15.8 m 60
SILVER CREEK Idaho Poor 1978 19.8 m 60
TRAIL CREEK Idaho Poor 1995 7.6 m 60
GAME CREEK Idaho Fair 2001 7.0 m 60
L CANAL Idaho Fair 1965 7.3 m 60
R CANAL Idaho Fair 1974 12.2 m 60
U CANAL Idaho Fair 1990 19.5 m 60
HARRISON CANAL Idaho Fair 1973 9.1 m 60
LOW LINE CANAL Idaho Fair 1994 13.7 m 60
SALMON LATERAL NO.21 Idaho Fair 1970 9.8 m 60
LOW LINE CANAL Idaho Fair 1986 11.6 m 60
SALMON MAIN CANAL Idaho Fair 1971 15.2 m 60
CLEAR CREEK Idaho Fair 1966 9.1 m 60
CAMAS CREEK Idaho Fair 1972 7.9 m 60
CLEAR CREEK Idaho Fair 1966 9.1 m 60
CLEAR CREEK Idaho Fair 1966 7.9 m 60
E.BR.GOOSE CREEK Idaho Fair 1984 10.4 m 60
W.BR.GOOSE CREEK Idaho Good 1991 7.3 m 60
POWER CANAL Idaho Good 1995 30.8 m 60
MUD CREEK Idaho Fair 1983 7.9 m 60
KING HILL DITCH Idaho Fair 1969 7.9 m 60
PAYETTE RIVER Idaho Fair 1996 28.0 m 60
VINSON WASH Idaho Poor 1930 11.0 m 60
BRUNEAU RIVER Idaho Fair 1989 39.6 m 60
GRANDVIEW IRRIGATION CNL Idaho Poor 1991 7.9 m 60
LITTLE WEISER RIVER Idaho Fair 1996 27.7 m 60
EGIN CANAL Idaho Fair 1985 9.4 m 60
GRANGER CREEK Idaho Good 1996 8.5 m 60
LONGHAUL CREEK Idaho Good 2024 15.2 m 60
CLEAR CREEK Idaho Fair 1984 15.2 m 60
LONGHAUL CREEK Idaho Good 2024 15.2 m 60
LITTLE SALMON RIVER Idaho Good 2010 54.6 m 60
LEMHI RIVER Idaho Fair 1930 28.7 m 60
BIG BEAR CREEK Idaho Fair 1959 14.0 m 60
SALMON RIVER Idaho Good 2016 67.4 m 60
LONG CREEK Idaho Good 1975 18.3 m 60
TETON ISLAND CANAL Idaho Fair 1964 7.6 m 60
BRUSHY FORK Idaho Fair 1956 14.0 m 60
BRUSHY FORK CREEK Idaho Good 1993 34.4 m 60
CANYON CREEK Idaho Fair 1970 9.1 m 60

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.