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
MAIN STREET GS Idaho Poor 1962 37.8 m 7,750
I 15B;W.INKOM IC Idaho Poor 1962 34.7 m 7,750
I 15B;W.INKOM IC Idaho Fair 1962 34.7 m 7,750
N.FK.TETON RIVER Idaho Fair 1979 30.8 m 7,750
N.FK.TETON RIVER Idaho Fair 1979 30.8 m 7,750
UPRR MAINLINE Idaho Good 2022 43.0 m 7,750
UPRR MAINLINE Idaho Good 2022 43.0 m 7,750
LOW LINE CANAL Idaho Good 2007 7.9 m 7,700
HIGH LINE CANAL Idaho Fair 1974 10.4 m 7,700
WEISER RIVER Idaho Fair 2013 105.8 m 7,700
LITTLE WOOD RIVER Idaho Good 1958 11.0 m 7,700
INDIAN CREEK Idaho Fair 1999 28.3 m 7,600
DRAINAGE RUN OFF Idaho Good 2006 40.5 m 7,500
SNAKE RIVER (MARSING BR) Idaho Fair 2020 247.5 m 7,500
S.FK. PALOUSE RIVER Idaho Fair 2004 19.5 m 7,500
LOGGERS CREEK Idaho Fair 1977 23.5 m 7,500
PARADISE CREEK Idaho Fair 1916 11.6 m 7,500
TRAIL CREEK Idaho Good 2010 14.6 m 7,500
TRAIL CREEK Idaho Good 2010 20.4 m 7,500
MOOSE CREEK Idaho Good 2010 14.3 m 7,500
I 84 EB-WB;KIMBERLY IC Idaho Good 2023 64.6 m 7,500
N.FK.PAYETTE R;LARDO Idaho Fair 2014 47.9 m 7,400
RIRIE OUTLET;WILLOW CRK Idaho Fair 2010 10.7 m 7,400
ANDERSON CANAL Idaho Fair 2010 12.2 m 7,400
SETTLERS CANAL Idaho Good 2000 9.8 m 7,300
LOW LINE CANAL Idaho Fair 1994 32.3 m 7,300
S.FK.PAYETTE RIVER Idaho Fair 1955 83.8 m 7,300
DEEP CR;BNRR;UPRR;NAPLES Idaho Fair 1965 222.5 m 7,300
SALMON RIVER;SALMON BR. Idaho Poor 1926 133.5 m 7,300
PARADISE CREEK Idaho Fair 1993 7.9 m 7,300
WOLF LODGE CREEK Idaho Fair 1960 27.4 m 7,250
WOLF LODGE CREEK Idaho Fair 1960 27.4 m 7,250
WILLOW CREEK Idaho Good 1994 7.6 m 7,200
SNAKE RIVER Idaho Fair 1963 247.5 m 7,200
ANDERSON CANAL Idaho Fair 1994 6.4 m 7,200
GOLDEN GATE CANAL Idaho Fair 1956 7.4 m 7,200
W CANAL Idaho Good 1959 12.2 m 7,200
ST MARIES R;ST MARIES BR Idaho Fair 1977 73.2 m 7,100
DRAINAGE DISTRICT NO. 2 Idaho Fair 2001 10.1 m 7,100
RIDENBAUGH CANAL Idaho Fair 1992 15.2 m 7,100
PHYLLIS CANAL Idaho Fair 1976 10.4 m 7,100
HILL STREET IC Idaho Fair 1964 44.2 m 7,000
US 95 RAMP;WASHINGTON IC Idaho Fair 1980 77.1 m 7,000
PARADISE CREEK Idaho Fair 1953 9.1 m 7,000
COEUR DALENE RIVER Idaho Fair 1964 155.1 m 7,000
NEW YORK CANAL Idaho Poor 1964 34.7 m 7,000
COEUR DALENE RIVER Idaho Fair 1964 155.1 m 7,000
BELLEVUE CANAL Idaho Fair 1931 8.5 m 7,000
FARMERS COOP CANAL Idaho Good 2001 10.7 m 7,000
I 86 EB-WB;PHILBIN RD GS Idaho Fair 1968 73.8 m 7,000

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.