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 |
|---|---|---|---|---|---|
| BANNOCK CREEK;NW PAULINE | Idaho | Fair | 1981 | 16.5 m | 20 |
| SO. FK. ROCK CREEK | Idaho | Fair | 1985 | 7.6 m | 20 |
| CAMAS CREEK | Idaho | Fair | 1945 | 25.0 m | 20 |
| CAMAS CREEK | Idaho | Fair | 1960 | 12.8 m | 20 |
| CAMAS CREEK | Idaho | Fair | 1960 | 10.7 m | 20 |
| CAMAS CREEK | Idaho | Good | 2016 | 18.6 m | 20 |
| WILLOW CREEK | Idaho | Good | 2019 | 12.2 m | 20 |
| EAST CANAL | Idaho | Fair | 2015 | 10.1 m | 20 |
| WEST CANAL | Idaho | Good | 2023 | 13.7 m | 20 |
| LITTLE WOOD RIVER | Idaho | Poor | 1930 | 10.4 m | 20 |
| GOODING MAIN CANAL | Idaho | Fair | 1933 | 7.9 m | 20 |
| BIG WOOD RIVER | Idaho | Fair | 1930 | 29.0 m | 20 |
| L CANAL | Idaho | Good | 2024 | 13.7 m | 20 |
| R CANAL | Idaho | Good | 2024 | 15.2 m | 20 |
| N. GOODING CANAL | Idaho | Poor | 1975 | 8.5 m | 20 |
| MILNER GOODING CANAL | Idaho | Poor | 1977 | 24.1 m | 20 |
| N. GOODING CANAL | Idaho | Fair | 1962 | 7.6 m | 20 |
| HIGH LINE CANAL | Idaho | Fair | 1915 | 11.6 m | 20 |
| HIGH LINE CANAL | Idaho | Fair | 1930 | 13.7 m | 20 |
| SALMON CANAL LATERAL #2 | Idaho | Fair | 1983 | 9.8 m | 20 |
| SHOSHONE CREEK | Idaho | Fair | 1969 | 9.8 m | 20 |
| LITTLE SALMON RIVER | Idaho | Good | 2004 | 14.9 m | 20 |
| LITTLE SALMON RIVER | Idaho | Poor | 1923 | 19.2 m | 20 |
| WEISER RIVER | Idaho | Poor | 1982 | 18.6 m | 20 |
| HORNET CREEK | Idaho | Good | 1999 | 12.2 m | 20 |
| SHAFER CREEK | Idaho | Poor | 1914 | 11.3 m | 20 |
| SHAFER CREEK | Idaho | Fair | 1997 | 8.2 m | 20 |
| GRIMES CREEK | Idaho | Fair | 1935 | 12.8 m | 20 |
| GRIMES CREEK | Idaho | Fair | 1960 | 25.0 m | 20 |
| GRIMES CREEK | Idaho | Good | 1996 | 11.0 m | 20 |
| GOLDEN GATE CANAL | Idaho | Fair | 1935 | 7.9 m | 20 |
| DIXIE SLOUGH | Idaho | Fair | 1990 | 8.8 m | 20 |
| RIVERSIDE CANAL | Idaho | Fair | 1999 | 9.1 m | 20 |
| GOLDEN GATE CANAL | Idaho | Fair | 1970 | 7.3 m | 20 |
| INDIAN CREEK | Idaho | Fair | 1948 | 8.5 m | 20 |
| NOTUS CANAL | Idaho | Good | 1980 | 8.2 m | 20 |
| LITTLE CANYON CREEK | Idaho | Good | 2018 | 14.6 m | 20 |
| LITTLE CANYON CREEK | Idaho | Good | 1999 | 8.5 m | 20 |
| S.FK.BOISE R.(COW CR.BR) | Idaho | Fair | 1959 | 46.9 m | 20 |
| REYNOLDS CREEK | Idaho | Poor | 1960 | 9.8 m | 20 |
| GOLD FORK CREEK | Idaho | Good | 1987 | 21.3 m | 20 |
| MANN CREEK | Idaho | Fair | 1960 | 8.2 m | 20 |
| CRANE CREEK | Idaho | Poor | 1955 | 18.6 m | 20 |
| CRANE CREEK | Idaho | Fair | 1982 | 12.8 m | 20 |
| CRANE CREEK | Idaho | Fair | 1982 | 6.7 m | 20 |
| CRANE CREEK | Idaho | Fair | 1982 | 21.3 m | 20 |
| SHEBANG CREEK | Idaho | Fair | 1965 | 6.7 m | 20 |
| SHEBANG CREEK | Idaho | Fair | 1935 | 8.8 m | 20 |
| LAWYER CREEK | Idaho | Fair | 1965 | 7.0 m | 20 |
| MEADOW CREEK | Idaho | Fair | 1970 | 9.4 m | 20 |
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.