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 |
|---|---|---|---|---|---|
| BLACK PRINCE TRESTLE | Idaho | Poor | 1912 | 42.7 m | 100 |
| LOW LINE CANAL | Idaho | Fair | 1992 | 17.7 m | 100 |
| ENTERPRISE CANAL | Idaho | Fair | 1986 | 8.8 m | 100 |
| OROGRANDE CREEK | Idaho | Good | 1972 | 31.7 m | 100 |
| BIG CREEK TRESTLE | Idaho | Poor | 1912 | 22.6 m | 100 |
| SAND RUN GULCH | Idaho | Fair | 1969 | 8.5 m | 100 |
| D LINE CANAL | Idaho | Fair | 1974 | 8.2 m | 100 |
| N FK CLEARWATER RIV | Idaho | Good | 1970 | 41.1 m | 100 |
| DEATH CREEK | Idaho | Fair | 1949 | 7.3 m | 100 |
| SEBREE CANAL | Idaho | Fair | 1994 | 8.5 m | 100 |
| COLD SPRINGS CREEK | Idaho | Fair | 1949 | 9.5 m | 100 |
| TEAKWEH CREEK | Idaho | Good | 2005 | 16.2 m | 100 |
| BLACK CANYON CANAL | Idaho | Fair | 1976 | 21.9 m | 100 |
| BLACK CANYON CANAL | Idaho | Fair | 1955 | 21.6 m | 100 |
| PAYETTE RIVER TRIBUTARY | Idaho | Fair | 2008 | 27.7 m | 100 |
| CAVE CREEK | Idaho | Fair | 1963 | 9.8 m | 100 |
| E. FORK BRUNEAU RIVER | Idaho | Good | 2000 | 12.8 m | 100 |
| RAWHIDE CREEK | Idaho | Good | 2010 | 12.3 m | 100 |
| DRY BED | Idaho | Good | 1992 | 15.5 m | 100 |
| NOBLE CANAL | Idaho | Fair | 1992 | 7.9 m | 100 |
| YANKEE FORK | Idaho | Fair | 1969 | 8.2 m | 100 |
| FARMERS COOP CANAL | Idaho | Fair | 1965 | 9.1 m | 100 |
| A LINE CANAL | Idaho | Fair | 2003 | 16.5 m | 100 |
| NOBLE CANAL | Idaho | Fair | 1969 | 8.2 m | 100 |
| BADGER CREEK | Idaho | Good | 2013 | 13.1 m | 100 |
| ROUND VALLEY CREEK | Idaho | Good | 1992 | 12.8 m | 100 |
| BIG CREEK | Idaho | Fair | 1976 | 11.0 m | 100 |
| YANKEE FORK RIVER | Idaho | Fair | 1961 | 11.2 m | 100 |
| N FK PAYETTE R(N BEACH) | Idaho | Good | 2023 | 35.1 m | 100 |
| LEMAH CREEK | Idaho | Good | 2015 | 8.9 m | 100 |
| YANKEE FORK | Idaho | Poor | 1992 | 9.1 m | 100 |
| YANKEE FORK | Idaho | Fair | 1962 | 9.3 m | 100 |
| YANKEE FORK | Idaho | Fair | 1973 | 7.5 m | 100 |
| BEDROCK CREEK;NW.LENORE | Idaho | Good | 1982 | 18.3 m | 100 |
| JORDAN CREEK | Idaho | Fair | 2001 | 8.7 m | 100 |
| N.FK.CLEARWATER;GRANDAD | Idaho | Good | 1971 | 368.2 m | 100 |
| S. FORK CLEARWATER | Idaho | Fair | 1963 | 75.3 m | 100 |
| BADGER CREEK | Idaho | Good | 1977 | 8.5 m | 100 |
| LITTLE SALMON R;POLLOCK | Idaho | Fair | 1927 | 29.0 m | 100 |
| BADGER CREEK | Idaho | Good | 2012 | 9.1 m | 100 |
| SKI TRAIL | Idaho | Good | 2023 | 12.9 m | 100 |
| LITTLE SALMON RIVER | Idaho | Good | 2004 | 41.5 m | 100 |
| W FK SAND CREEK | Idaho | Good | 2021 | 12.6 m | 100 |
| JORDAN CREEK | Idaho | Poor | 1957 | 8.1 m | 100 |
| JORDAN CREEK | Idaho | Fair | 1972 | 10.5 m | 100 |
| CURRANT CREEK | Idaho | Good | 2002 | 7.6 m | 99 |
| ELDORADO CREEK | Idaho | Poor | 1967 | 9.8 m | 99 |
| SNAKE RIVER (OXBOW) | Idaho | Fair | 1961 | 146.8 m | 98 |
| TINCUP CREEK;FREEDOM BR | Idaho | Fair | 2001 | 9.8 m | 95 |
| ROCK CREEK | Idaho | Fair | 1978 | 9.1 m | 95 |
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.