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 |
|---|---|---|---|---|---|
| BIG LOST RIVER | Idaho | Fair | 1977 | 21.3 m | 50 |
| EMERALD CREEK | Idaho | Good | 2024 | 18.7 m | 50 |
| BIG LOST RIVER | Idaho | Good | 2010 | 26.5 m | 50 |
| E.F. EMERALD | Idaho | Good | 2024 | 20.4 m | 50 |
| W.F. EMERALD | Idaho | Good | 2020 | 16.5 m | 50 |
| AGENCY CREEK | Idaho | Good | 2012 | 9.1 m | 50 |
| BALL CREEK | Idaho | Fair | 1963 | 9.9 m | 50 |
| TRESTLE CREEK | Idaho | Fair | 1969 | 9.9 m | 50 |
| INDEPENDENT CANAL | Idaho | Fair | 1973 | 13.1 m | 50 |
| KENNY CREEK | Idaho | Good | 2012 | 8.8 m | 50 |
| E. FK. BURNT LOG CREEK | Idaho | Good | 2022 | 18.3 m | 50 |
| FALL RIVER CANAL | Idaho | Fair | 1976 | 9.8 m | 50 |
| FALL RIVER | Idaho | Fair | 1977 | 36.6 m | 50 |
| RATTLE CREEK | Idaho | Good | 1953 | 15.4 m | 50 |
| ZUNI CREEK | Idaho | Fair | 1987 | 9.4 m | 50 |
| LIGHTNING CREEK | Idaho | Good | 1954 | 21.3 m | 50 |
| MARBLE CREEK | Idaho | Fair | 1959 | 16.4 m | 50 |
| TRAPPER CREEK | Idaho | Good | 1973 | 8.7 m | 50 |
| GROUSE CREEK | Idaho | Fair | 1971 | 15.5 m | 50 |
| MARSH CREEK | Idaho | Fair | 1964 | 15.4 m | 50 |
| LONG ISLAND CANAL | Idaho | Fair | 1969 | 7.3 m | 50 |
| M.FK. PAYETTE RIVER | Idaho | Good | 1957 | 37.6 m | 50 |
| SILVER CREEK | Idaho | Good | 1958 | 9.8 m | 50 |
| NORTH GOLD CREEK | Idaho | Fair | 1983 | 8.5 m | 50 |
| OWSLEY CANAL;SE TERRETON | Idaho | Good | 1976 | 9.1 m | 50 |
| SILVER CREEK | Idaho | Good | 2005 | 14.0 m | 50 |
| RENWYCK CREEK | Idaho | Good | 2006 | 9.0 m | 50 |
| N. CARIBOU CR | Idaho | Good | 1987 | 7.6 m | 50 |
| JENSEN CREEK | Idaho | Good | 2016 | 7.3 m | 50 |
| RATTLESNAKE CREEK | Idaho | Good | 2009 | 14.0 m | 50 |
| SCRIVER CREEK | Idaho | Good | 2022 | 12.2 m | 50 |
| SILVER CREEK | Idaho | Good | 2010 | 12.2 m | 50 |
| SALMON RIVER;IRON CK BR | Idaho | Fair | 1965 | 70.1 m | 50 |
| IRON CREEK | Idaho | Good | 2010 | 11.0 m | 50 |
| LEMHI RIVER | Idaho | Fair | 1968 | 13.4 m | 50 |
| LEMHI RIVER(HIGH BR) | Idaho | Fair | 1992 | 22.9 m | 50 |
| LEMHI RIVER(BAGLEY BR) | Idaho | Poor | 1991 | 22.6 m | 50 |
| WIMPEY CREEK | Idaho | Good | 2013 | 13.4 m | 50 |
| PRATT CREEK (#1) | Idaho | Good | 2018 | 11.6 m | 50 |
| HAWLEY CREEK | Idaho | Good | 2014 | 12.5 m | 50 |
| LEMHI RIVER | Idaho | Fair | 1965 | 7.9 m | 50 |
| MCCOY CREEK | Idaho | Good | 1978 | 42.1 m | 50 |
| BLUE JOE CREEK UPPER | Idaho | Poor | 1953 | 9.9 m | 50 |
| WARM SLOUGH | Idaho | Fair | 1968 | 21.9 m | 50 |
| INDEPENDENT CANAL | Idaho | Fair | 2002 | 6.4 m | 50 |
| N.FK.TETON RIVER | Idaho | Good | 1977 | 18.3 m | 50 |
| CANYON CREEK | Idaho | Fair | 1975 | 8.2 m | 50 |
| TEXAS SLOUGH;NW.THORNTON | Idaho | Fair | 1977 | 12.2 m | 50 |
| LITTLE BEAR CREEK | Idaho | Good | 2020 | 17.7 m | 50 |
| BLUE JOE CREEK | Idaho | Poor | 1953 | 8.1 m | 50 |
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.