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 |
|---|---|---|---|---|---|
| GROUSE CREEK | Idaho | Fair | 1987 | 28.7 m | 30 |
| DEEP CRK;RUBY CREEK(#1) | Idaho | Fair | 1975 | 17.4 m | 30 |
| MOYIE RIVER | Idaho | Fair | 1981 | 31.1 m | 30 |
| MISSION CREEK;KELLOGG BR | Idaho | Fair | 1978 | 11.0 m | 30 |
| DEEP CREEK;SHILO BRIDGE | Idaho | Fair | 1960 | 11.9 m | 30 |
| DODGE CREEK | Idaho | Fair | 1983 | 9.4 m | 30 |
| RUBY CREEK (#2) | Idaho | Good | 2021 | 12.2 m | 30 |
| RUBY CREEK (#3) | Idaho | Good | 2020 | 9.1 m | 30 |
| RUBY CREEK(#4) | Idaho | Poor | 1970 | 7.3 m | 30 |
| PARKER CREEK;MORTER BR | Idaho | Fair | 1983 | 25.9 m | 30 |
| CDA RIVER;N.FK.CDA R | Idaho | Fair | 1968 | 137.2 m | 30 |
| DOUGLAS CREEK | Idaho | Fair | 1978 | 19.2 m | 30 |
| TRAPPER CREEK | Idaho | Good | 2021 | 13.7 m | 30 |
| E. FK. PINE CREEK | Idaho | Fair | 1978 | 22.9 m | 30 |
| SHOSHONE CREEK | Idaho | Fair | 1960 | 46.0 m | 30 |
| LOST CREEK | Idaho | Fair | 1953 | 12.8 m | 30 |
| E. FK. PINE CREEK | Idaho | Good | 1998 | 18.6 m | 30 |
| EMERALD CREEK | Idaho | Fair | 1973 | 9.1 m | 30 |
| PINE CREEK | Idaho | Fair | 1934 | 10.4 m | 30 |
| WILLOW CREEK (WHITE BR) | Idaho | Fair | 1931 | 9.1 m | 30 |
| BIG LOST RIVER | Idaho | Fair | 1930 | 11.9 m | 30 |
| BEAVER CREEK | Idaho | Good | 2021 | 23.2 m | 30 |
| I 15;SHEEP STATION RD IC | Idaho | Good | 1990 | 84.7 m | 30 |
| BIG LOST RIVER | Idaho | Good | 2007 | 27.4 m | 30 |
| EGIN CANAL | Idaho | Fair | 1978 | 6.7 m | 30 |
| HENRYS FK SNAKE RIVER | Idaho | Poor | 1925 | 47.9 m | 30 |
| INDEPENDENT CANAL | Idaho | Good | 1980 | 8.2 m | 30 |
| S BRANCH FALL RIVER CNL | Idaho | Good | 2024 | 9.0 m | 30 |
| ROBINSON CREEK | Idaho | Fair | 1935 | 11.9 m | 30 |
| BUTTE MARKET LAKE CANAL | Idaho | Fair | 1931 | 13.4 m | 30 |
| EAGLE ROCK CANAL | Idaho | Fair | 1974 | 11.0 m | 30 |
| CAMAS CREEK | Idaho | Fair | 1972 | 7.6 m | 30 |
| BUTTE MARKET LAKE CANAL | Idaho | Good | 1974 | 10.1 m | 30 |
| BUTTE MARKET LAKE CANAL | Idaho | Good | 1975 | 8.5 m | 30 |
| DRY BED CR;NE.LEWISVILLE | Idaho | Fair | 1967 | 23.8 m | 30 |
| SALMON RIVER | Idaho | Fair | 1989 | 57.9 m | 30 |
| TOWER CREEK | Idaho | Good | 2015 | 10.7 m | 30 |
| BEAR VALLEY CREEK | Idaho | Fair | 1971 | 11.0 m | 30 |
| CACHE CREEK | Idaho | Fair | 1953 | 6.3 m | 30 |
| SACK CREEK | Idaho | Good | 2010 | 7.3 m | 30 |
| ELK CREEK #1 | Idaho | Fair | 1961 | 10.4 m | 30 |
| ELK CREEK #2 | Idaho | Fair | 1961 | 10.4 m | 30 |
| BEAR VALLEY CREEK | Idaho | Fair | 1961 | 26.8 m | 30 |
| DEADWOOD RIVER | Idaho | Good | 1982 | 19.5 m | 30 |
| DEADWOOD RIVER | Idaho | Fair | 1959 | 32.9 m | 30 |
| DEADWOOD RIVER | Idaho | Fair | 1959 | 31.2 m | 30 |
| DEER CREEK | Idaho | Fair | 1978 | 10.4 m | 30 |
| JOHNSON CREEK | Idaho | Fair | 1999 | 14.6 m | 30 |
| ROCK CREEK | Idaho | Fair | 1981 | 7.9 m | 30 |
| E.FK. OF S.FK.SALMON RVR | Idaho | Fair | 1959 | 29.3 m | 30 |
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.