Browse Bridge Database
5,883 bridges in the FHWA National Bridge Inventory in South Dakota.
National Bridge Inventory Database
Browse 5,883 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 |
|---|---|---|---|---|---|
| RAPID CREEK | South Dakota | Fair | 1965 | 11.2 m | 50 |
| SOLDIER CREEK | South Dakota | Fair | 1973 | 34.5 m | 50 |
| BELLE FOURCHE RV | South Dakota | Fair | 1980 | 36.9 m | 49 |
| DRY CK | South Dakota | Fair | 1984 | 15.2 m | 49 |
| WILLOW CK | South Dakota | Good | 1995 | 24.4 m | 49 |
| SOUTH FORK WHETSTONE RV | South Dakota | Good | 2021 | 16.2 m | 49 |
| WHITEWOOD CK | South Dakota | Fair | 1966 | 36.3 m | 49 |
| SILVER CK | South Dakota | Fair | 1991 | 20.4 m | 49 |
| SILVER CREEK | South Dakota | Good | 2024 | 11.7 m | 49 |
| CK | South Dakota | Fair | 1960 | 19.2 m | 49 |
| DOG EAR CK | South Dakota | Fair | 1947 | 9.4 m | 49 |
| OLD LODGE CK | South Dakota | Good | 2024 | 24.8 m | 49 |
| I090 | South Dakota | Good | 1965 | 77.4 m | 48 |
| CK | South Dakota | Fair | 1974 | 15.5 m | 48 |
| MUD ELM CK | South Dakota | Good | 2023 | 6.3 m | 48 |
| STATION ELM CK | South Dakota | Poor | 1945 | 10.1 m | 48 |
| SNAKE CREEK | South Dakota | Fair | 1963 | 9.4 m | 48 |
| PLATTE CREEK | South Dakota | Poor | 1977 | 24.4 m | 48 |
| TRIB. TO PLATTE CREEK | South Dakota | Good | 2018 | 9.6 m | 48 |
| PLATTE CREEK | South Dakota | Good | 2005 | 18.3 m | 48 |
| PLATTE CREEK | South Dakota | Good | 2015 | 19.8 m | 48 |
| PLATTE CREEK | South Dakota | Poor | 1936 | 42.7 m | 48 |
| PLATTE CREEK | South Dakota | Fair | 1979 | 15.4 m | 48 |
| PLATTE CREEK | South Dakota | Good | 2019 | 24.5 m | 48 |
| PLATTE CREEK | South Dakota | Good | 1990 | 28.3 m | 48 |
| PLATTE CREEK | South Dakota | Poor | 1940 | 12.2 m | 48 |
| PLATTE CREEK | South Dakota | Fair | 1986 | 24.4 m | 48 |
| PEASE CREEK | South Dakota | Fair | 1945 | 9.1 m | 48 |
| PEASE CREEK | South Dakota | Fair | 1965 | 15.2 m | 48 |
| PEASE CK | South Dakota | Poor | 1920 | 15.4 m | 48 |
| PEASE CREEK | South Dakota | Poor | 1974 | 15.2 m | 48 |
| PEASE CREEK | South Dakota | Good | 2017 | 6.3 m | 48 |
| CREEK | South Dakota | Poor | 1935 | 9.8 m | 48 |
| CREEK | South Dakota | Poor | 1979 | 15.5 m | 48 |
| CREEK | South Dakota | Poor | 1935 | 14.6 m | 48 |
| CREEK | South Dakota | Poor | 1945 | 6.3 m | 48 |
| MARTY MISSION SPILLWAY | South Dakota | Fair | 1937 | 9.8 m | 48 |
| CREEK | South Dakota | Poor | 1930 | 6.3 m | 48 |
| ANDES CREEK | South Dakota | Poor | 1930 | 7.9 m | 48 |
| CK | South Dakota | Poor | 1941 | 15.6 m | 48 |
| MOSQUITO CK | South Dakota | Poor | 1941 | 7.6 m | 48 |
| MOSQUITO CREEK | South Dakota | Poor | 1974 | 11.0 m | 48 |
| MOSQUITO CREEK | South Dakota | Poor | 1920 | 14.1 m | 48 |
| CREEK | South Dakota | Poor | 1925 | 9.1 m | 48 |
| CREEK | South Dakota | Fair | 1935 | 7.8 m | 48 |
| CHOTEAU CREEK | South Dakota | Fair | 1986 | 19.8 m | 48 |
| CHOTEAU CREEK | South Dakota | Fair | 1998 | 27.7 m | 48 |
| CREEK | South Dakota | Fair | 1935 | 9.1 m | 48 |
| CHOTEAU CREEK | South Dakota | Good | 1997 | 27.6 m | 48 |
| CREEK | South Dakota | Poor | 1940 | 7.3 m | 48 |
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.