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
ELEC LGHT SWITCH LATERAL Idaho Fair 1970 7.6 m 730
SAND CREEK Idaho Fair 1981 10.4 m 730
CALDWELL CANAL Idaho Good 2010 6.7 m 720
US 95 SPUR;COMMERCIAL UP Idaho Fair 1960 48.5 m 720
SOUTHSIDE CANAL Idaho Fair 1998 22.3 m 720
SAND CREEK Idaho Fair 1980 12.2 m 710
TETON ISLAND CANAL Idaho Fair 1959 7.9 m 710
702-A CANAL Idaho Good 1976 7.0 m 710
S.FK.TETON R;NE REXBURG Idaho Fair 1980 29.3 m 710
WHITEBIRD CREEK Idaho Good 1973 19.2 m 710
FARMERS COOP CANAL Idaho Fair 1955 8.5 m 710
BIG COTTONWOOD CREEK Idaho Fair 1970 11.3 m 710
ABERDEEN SPRINGFIELD CNL Idaho Fair 1990 28.0 m 710
LITTLE HANGMAN CREEK Idaho Fair 1972 15.5 m 700
HYNDMAN CREEK Idaho Good 1994 9.8 m 700
D LINE CANAL Idaho Good 2000 11.6 m 700
RABBIT CREEK Idaho Fair 1956 36.6 m 700
BIG WOOD RIVER Idaho Fair 1958 36.6 m 700
POTLATCH RIVER Idaho Good 1995 44.2 m 700
N.FK.TETON RIVER Idaho Good 1976 28.0 m 700
D LINE CANAL Idaho Fair 1975 11.6 m 700
BIG WOOD RIVER Idaho Good 1985 31.4 m 700
D LINE CANAL Idaho Good 2000 15.2 m 700
N.FK. LEIGH CREEK Idaho Good 1977 8.5 m 690
ROCK CLIFF GINI HALF BRD Idaho Fair 1991 35.1 m 690
DEADWOOD RIVER Idaho Good 1985 56.1 m 690
S.FK.PALOUSE RIVER Idaho Good 2018 14.9 m 690
PORTNEUF RIVER Idaho Good 2009 25.6 m 690
CEDAR DRAW Idaho Fair 1968 10.4 m 690
BIRCH CREEK Idaho Fair 1972 9.8 m 680
BIRCH CREEK Idaho Fair 1972 7.3 m 680
BIRCH CREEK Idaho Fair 1972 9.8 m 680
COEUR DALENE RIVER Idaho Poor 1936 100.0 m 680
UPRR;N.HAMMETT RR OP Idaho Fair 1973 58.5 m 680
GREAT WESTERN CANAL Idaho Fair 1940 9.8 m 680
VALLEY CREEK Idaho Fair 1977 33.8 m 680
BASIN CREEK Idaho Fair 2007 15.5 m 680
YANKEE FK OF SALMON RIVR Idaho Poor 1934 61.0 m 680
SALMON RIVER;SLATE CR BR Idaho Good 2011 137.5 m 680
SALMON RIVER; W. CLAYTON Idaho Good 2008 90.8 m 680
EAST LATERAL CANAL Idaho Fair 1956 7.0 m 680
N.FK.SALMON RIVER Idaho Fair 1955 18.0 m 670
BURGESS CANAL Idaho Good 1962 6.4 m 670
N. FORK SALMON RIVER Idaho Good 1997 7.3 m 670
BUTTE ARM CANAL Idaho Fair 1956 11.3 m 670
NEW YORK CANAL Idaho Fair 2004 31.4 m 670
BUTTE ARM CANAL Idaho Good 2023 12.8 m 670
N. FORK SALMON RIVER Idaho Good 1997 7.0 m 670
N. FORK SALMON RIVER Idaho Good 1997 7.3 m 670
LOW LINE CANAL Idaho Good 2011 20.7 m 670

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.