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
CLEARWATER RIVER;BNRR Idaho Fair 1951 412.1 m 21,000
KUNA CANAL Idaho Fair 1990 6.4 m 21,000
MASON CRK;FEEDER CANAL Idaho Fair 1990 9.1 m 21,000
I 84;LOCUST GROVE GS Idaho Fair 2008 83.8 m 20,500
POTLATCH HILL RD. GS Idaho Fair 1992 72.5 m 20,500
SNAKE RIVER;BROADWAY ST. Idaho Fair 1981 87.5 m 20,500
IDAHO CANAL Idaho Fair 1990 14.9 m 20,500
I 84 EB-WB;ORCHARD ST IC Idaho Good 2010 62.5 m 20,500
NEW YORK CANAL Idaho Fair 1989 44.5 m 20,500
INDIAN CREEK Idaho Fair 1969 7.9 m 20,000
RIDENBAUGH CANAL Idaho Fair 1947 11.3 m 20,000
WILDLIFE CROSSING Idaho Good 2012 7.6 m 20,000
UPRR;1ST ST N Idaho Fair 1969 233.5 m 20,000
REXBURG CANAL Idaho Fair 1938 7.0 m 20,000
TASA DRIVE Idaho Fair 2011 30.5 m 19,500
PAYETTE RIVER Idaho Fair 1968 147.5 m 19,500
PHYLLIS CANAL Idaho Good 2023 14.2 m 19,500
I 84;CLOVERDALE RD GS Idaho Good 2019 59.1 m 19,500
RIDENBAUGH CANAL Idaho Fair 1992 9.1 m 19,500
PARKS LEWISVILLE CANAL Idaho Fair 1975 9.4 m 19,500
CITY ST;UPRR;CALDWELL OP Idaho Poor 1956 189.3 m 19,500
RIDENBAUGH CANAL Idaho Fair 2005 7.0 m 19,500
RIDENBAUGH CANAL Idaho Fair 1993 10.4 m 19,500
DEER FLAT CANAL Idaho Fair 1973 7.0 m 19,500
PHYLLIS CANAL Idaho Good 1973 6.7 m 19,500
I 86 EB RAMP Idaho Good 2024 106.4 m 19,250
I 86 WB RAMP Idaho Good 2023 126.2 m 19,250
I 86 WB RAMP Idaho Good 2024 106.4 m 19,250
STP7041;CHUBBUCK ROAD Idaho Good 2024 40.5 m 19,250
PHYLLIS CANAL Idaho Fair 1973 6.7 m 19,000
I 15B;POCATELLO CREEK IC Idaho Fair 1999 45.1 m 19,000
I 15B;POCATELLO CREEK IC Idaho Fair 1998 45.1 m 19,000
I 84;FRANKLIN RD IC Idaho Good 2008 102.4 m 19,000
250 NORTH RD.GS Idaho Fair 1972 7.6 m 19,000
W-26 CANAL Idaho Fair 1972 7.3 m 19,000
I 84 WBL Idaho Good 2020 137.8 m 19,000
US 95;ABBOTT RD IC Idaho Good 2013 66.8 m 19,000
I 184B;ORCHARD ST GS Idaho Fair 1968 43.3 m 19,000
ROCK CREEK Idaho Good 1993 132.0 m 19,000
SAND CREEK Idaho Good 1973 64.6 m 18,500
BLUE CREEK BAY WEST GS Idaho Fair 1992 40.8 m 18,500
FIVE MILE CREEK Idaho Good 1991 8.5 m 18,500
TIMOTHY LN;EVERGREEN GS Idaho Fair 1992 64.3 m 18,500
BENNETT BAY;SUNNYSIDE RD Idaho Fair 1991 527.3 m 18,500
PHYLLIS CANAL Idaho Fair 1963 9.1 m 18,500
PHYLLIS CANAL Idaho Fair 1963 9.1 m 18,500
I 15 NB-SB; PANCHERI GS Idaho Good 2012 93.3 m 18,500
PEND OREILLE R;SANDPOINT Idaho Fair 1981 1,798.0 m 18,500
IDAHO CANAL Idaho Poor 1984 22.9 m 18,000
I 90 EB-WB;SELTICE IC Idaho Fair 1977 120.4 m 18,000

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.