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.
| Bridge | Location | Condition | Year Built | Length | ADT |
|---|---|---|---|---|---|
| SHEEP CREEK | Idaho | Fair | 1975 | 21.3 m | 3,500 |
| UPRR;AMERICAN FALLS OP | Idaho | Good | 1990 | 39.0 m | 3,500 |
| FIGHTING CREEK | Idaho | Good | 2006 | 19.5 m | 3,500 |
| DRAIN DITCH | Idaho | Fair | 1988 | 10.1 m | 3,500 |
| US 95 | Idaho | Good | 2020 | 41.8 m | 3,500 |
| BEAR RIVER | Idaho | Good | 1973 | 39.3 m | 3,500 |
| N. FK. PAYETTE RIVER | Idaho | Good | 2005 | 85.0 m | 3,500 |
| PARKS LEWISVILLE CANAL | Idaho | Fair | 1939 | 6.1 m | 3,500 |
| NEW YORK CANAL | Idaho | Good | 1989 | 44.5 m | 3,400 |
| PEDESTRIAN PASS | Idaho | Fair | 2004 | 8.2 m | 3,400 |
| LITTLE BEAR CREEK | Idaho | Fair | 1948 | 7.0 m | 3,400 |
| BEAVER CREEK | Idaho | Fair | 1963 | 6.7 m | 3,400 |
| BEAVER CREEK;S.DUBOIS BR | Idaho | Fair | 1965 | 8.5 m | 3,400 |
| NEW YORK CANAL | Idaho | Fair | 1971 | 42.1 m | 3,400 |
| X CANAL | Idaho | Fair | 1968 | 12.8 m | 3,400 |
| GEORGETOWN CREEK | Idaho | Good | 2016 | 6.1 m | 3,400 |
| ENTERPRISE CANAL | Idaho | Fair | 1984 | 6.4 m | 3,400 |
| FIFTEEN MILE CREEK | Idaho | Good | 2013 | 7.9 m | 3,400 |
| US 95 IC | Idaho | Good | 2008 | 165.8 m | 3,400 |
| G CANAL | Idaho | Good | 2013 | 7.0 m | 3,400 |
| RAWSON CANAL | Idaho | Fair | 1976 | 8.5 m | 3,400 |
| LITTLE SALMON RIVER | Idaho | Good | 2021 | 25.3 m | 3,300 |
| GREAT WESTERN CANAL | Idaho | Fair | 1959 | 6.4 m | 3,300 |
| FIVE MILE CREEK | Idaho | Good | 2017 | 6.1 m | 3,300 |
| W.FK.GOOSE CREEK | Idaho | Fair | 1978 | 13.7 m | 3,300 |
| SNAKE RIVER;W.SHELLEY BR | Idaho | Fair | 1965 | 126.8 m | 3,300 |
| GOVERNMENT CANAL | Idaho | Fair | 1980 | 18.3 m | 3,300 |
| CEDAR POINT CANAL | Idaho | Fair | 1980 | 12.2 m | 3,300 |
| PORTER CANAL | Idaho | Fair | 1963 | 7.0 m | 3,300 |
| PARADISE CREEK | Idaho | Good | 1972 | 9.1 m | 3,300 |
| I 84 EB-WB;W.WENDELL IC | Idaho | Fair | 1972 | 103.6 m | 3,300 |
| NOBLE CANAL | Idaho | Fair | 1990 | 6.7 m | 3,300 |
| B LATERAL CANAL | Idaho | Fair | 1990 | 6.7 m | 3,300 |
| FARMERS UNION CANAL | Idaho | Fair | 1992 | 6.7 m | 3,300 |
| OWSLEY CANAL | Idaho | Fair | 1995 | 11.7 m | 3,300 |
| E.FK.GOOSE CREEK | Idaho | Fair | 1978 | 19.7 m | 3,300 |
| RAWSON CANAL | Idaho | Good | 2024 | 7.0 m | 3,300 |
| DRY CREEK CANAL | Idaho | Fair | 1987 | 9.1 m | 3,300 |
| GREAT WESTERN CANAL | Idaho | Fair | 1962 | 24.4 m | 3,200 |
| GREAT WESTERN CANAL | Idaho | Fair | 1962 | 24.4 m | 3,200 |
| STC 6731;W 145 N IC | Idaho | Fair | 1962 | 32.9 m | 3,200 |
| I 84;RUPERT-DECLO IC | Idaho | Fair | 1960 | 64.6 m | 3,200 |
| S.GOODING MAIN CANAL | Idaho | Good | 1967 | 14.6 m | 3,200 |
| LAKE FORK | Idaho | Fair | 1965 | 31.4 m | 3,200 |
| TWIN FALLS MAIN CANAL | Idaho | Fair | 2011 | 41.8 m | 3,200 |
| UPRR;BITTER ROAD | Idaho | Good | 2007 | 67.1 m | 3,200 |
| BEAUTY CREEK | Idaho | Good | 2009 | 21.6 m | 3,200 |
| BURGESS CNL; SW RIGBY BR | Idaho | Good | 2013 | 16.5 m | 3,200 |
| S.FK.COEUR DALENE RIVER | Idaho | Fair | 1978 | 30.5 m | 3,200 |
| WOLF LODGE CREEK | Idaho | Good | 2005 | 29.0 m | 3,200 |
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.