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
SOUTH FORK PAYETTE RIVER Idaho Fair 1962 48.5 m 40
EAST FORK BASIN CREEK Idaho Fair 1979 7.5 m 40
THOMPSON CREEK Idaho Fair 1982 9.1 m 40
SQ___ CREEK Idaho Fair 1966 7.3 m 40
LITTLE LOST RIVER Idaho Fair 1957 7.3 m 40
N. FK. BIG LOST RIVER Idaho Fair 1979 7.9 m 40
LAKE CREEK Idaho Good 1976 6.7 m 40
S. FORK ROCK CREEK Idaho Good 2020 12.8 m 36
IOWA CREEK Idaho Good 1985 12.2 m 36
MCCOY CREEK Idaho Good 1986 15.8 m 36
WARM RIVER Idaho Good 1980 7.9 m 36
BEAR CREEK Idaho Fair 1986 12.2 m 36
SPRING CREEK Idaho Fair 1983 38.1 m 35
LITTLE WOOD RIVER Idaho Fair 1940 7.9 m 35
Hawley Creek Idaho Good 2013 13.7 m 35
BIG JIMMEY CREEK Idaho Good 2014 24.1 m 35
SO.FK.PAYETTE RIVER Idaho Fair 1959 39.0 m 35
PRATT CREEK Idaho Good 2015 11.0 m 33
NORTH CANAL Idaho Fair 1991 15.4 m 30
BANNOCK CREEK Idaho Fair 1972 12.7 m 30
BIG CANYON CREEK Idaho Fair 1948 18.9 m 30
LITTLE POTLATCH CREEK Idaho Good 1977 12.2 m 30
PORTNEUF RIVER Idaho Good 1986 19.2 m 30
PORTNEUF RIVER Idaho Good 1986 19.2 m 30
THOMAS FK.CR;SE.GENEVA B Idaho Fair 1986 6.4 m 30
BEAR RIVER;W.BORDER BR. Idaho Fair 1978 39.0 m 30
ST CHARLES CREEK Idaho Good 2023 12.2 m 30
HIGH LINE CANAL Idaho Fair 1987 9.8 m 30
BLACKFOOT R. & TRAIL CR. Idaho Fair 1985 37.5 m 30
I 15;SHEEPSKIN ROAD GS Idaho Fair 1960 64.6 m 30
BENCH CANAL Idaho Fair 2012 13.0 m 30
STUMP CREEK Idaho Fair 1982 11.6 m 30
E.FK.BIG WOOD RIVER Idaho Fair 1978 8.7 m 30
W.BR.LITTLE WOOD RIVER Idaho Fair 1959 7.3 m 30
BIG WOOD RIVER;DEER CR. Idaho Good 1982 34.7 m 30
FISH CREEK Idaho Fair 2009 7.6 m 30
LITTLE WOOD RIVER Idaho Fair 1986 19.5 m 30
SILVER CREEK;S.E. PICABO Idaho Good 1995 8.8 m 30
SALMON RIVER Idaho Fair 1950 15.5 m 30
CAMAS CREEK Idaho Poor 1950 13.1 m 30
CAMAS CREEK Idaho Poor 1920 35.7 m 30
DAUGHERTY CREEK Idaho Good 2022 9.1 m 30
CAMAS CREEK Idaho Fair 1986 15.2 m 30
CAMAS CREEK Idaho Fair 1986 19.8 m 30
CAMAS CREEK Idaho Poor 1965 7.6 m 30
CAMAS CREEK Idaho Good 1986 30.5 m 30
CAMAS CREEK Idaho Good 2019 13.4 m 30
CAMAS CREEK Idaho Fair 2016 10.1 m 30
CAMAS CREEK Idaho Good 2016 18.6 m 30
CAMAS CREEK Idaho Fair 1986 48.8 m 30

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.