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
MANNS CREEK Idaho Fair 2004 29.6 m 4,400
SAGE CREEK Idaho Fair 1964 10.7 m 4,400
PINE CREEK Idaho Good 2021 32.6 m 4,400
SNAKE RIVER;N.SHELLEY BR Idaho Fair 1984 158.8 m 4,400
DRY CREEK Idaho Fair 1964 21.3 m 4,400
WEST BLACKFOOT CANAL Idaho Fair 1951 13.1 m 4,400
NORTH GOODING CANAL Idaho Good 2013 17.4 m 4,400
KEITHLY CREEK Idaho Fair 1991 31.7 m 4,400
SUNBEAM ROAD GS Idaho Good 1959 32.9 m 4,350
SUNBEAM ROAD GS Idaho Fair 1959 32.9 m 4,350
PRIVATE RD.;MACHINE PASS Idaho Good 1959 7.3 m 4,350
PRIVATE RD.;MACHINE PASS Idaho Good 1959 7.3 m 4,350
CEDAR DRAW CANAL Idaho Good 2016 8.5 m 4,300
SIDEHILL CANAL Idaho Good 2007 7.3 m 4,300
FIFTEEN MILE CREEK Idaho Fair 1970 15.8 m 4,300
SAND CREEK Idaho Fair 1957 21.3 m 4,300
MONROE CREEK Idaho Good 1990 19.8 m 4,300
PORTNEUF RIVER Idaho Fair 1977 77.7 m 4,300
DEER CROSSING Idaho Fair 1977 23.2 m 4,300
DEER CROSSING Idaho Fair 1977 23.2 m 4,300
DEER CROSSING Idaho Fair 1976 23.2 m 4,300
RAWSON CANAL Idaho Good 2016 6.1 m 4,300
HIGH LINE CANAL Idaho Fair 1970 7.9 m 4,300
LATERAL NO. 1 Idaho Fair 2006 19.5 m 4,300
EAST LATERAL CANAL Idaho Fair 2014 8.6 m 4,200
ISAAK LOOP GS Idaho Good 1980 39.6 m 4,200
ISAAK LOOP GS Idaho Good 1984 39.6 m 4,200
SIDEHILL CANAL Idaho Good 2007 7.3 m 4,200
PARADISE CREEK Idaho Fair 1967 323.4 m 4,200
FARMERS UNION CANAL Idaho Good 1993 7.3 m 4,200
RIDENBAUGH CANAL Idaho Good 1979 15.2 m 4,200
I 84;11TH AVE N. GS Idaho Good 2010 73.2 m 4,200
I 15 NB-SB;SAGE JCT IC Idaho Good 1995 88.7 m 4,200
IDAHO CANAL Idaho Good 2020 17.7 m 4,200
BEAR RIVER Idaho Fair 2006 73.5 m 4,200
DAIRY CANYON;FRONTAGE RD Idaho Fair 1983 36.0 m 4,150
ROCK CR;MASSACRE ROCK BR Idaho Fair 1980 54.3 m 4,150
ROCK CR;MASSACRE ROCK BR Idaho Fair 1963 51.5 m 4,150
BELLGROVE CREEK Idaho Good 2003 20.7 m 4,150
BELLGROVE CREEK Idaho Good 2002 20.7 m 4,150
BRYDEN CANYON ROAD Idaho Fair 1999 40.5 m 4,100
I 86 EB-WB; AM. FALLS IC Idaho Good 2011 79.2 m 4,100
RIDENBAUGH CANAL Idaho Fair 1980 6.7 m 4,100
B-4 CANAL Idaho Fair 1965 12.2 m 4,100
NOBLE CANAL Idaho Fair 1926 9.1 m 4,100
UPRR;AMR.FALLS NORTH OP Idaho Fair 1992 126.2 m 4,100
UPRR;N.FK.PAYETTE RIVER Idaho Poor 1933 125.3 m 4,100
ROUND VALLEY CREEK Idaho Fair 1933 11.3 m 4,100
CLEAR CREEK Idaho Good 1933 10.4 m 4,100
BIG CREEK Idaho Fair 1933 16.2 m 4,100

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.