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 |
|---|---|---|---|---|---|
| STRAY HORSE CK | South Dakota | Poor | 1910 | 25.2 m | 5 |
| CROW CK | South Dakota | Good | 2017 | 18.7 m | 5 |
| W. FORK OF VERMILLION RV | South Dakota | Poor | 1917 | 9.8 m | 5 |
| ROCK CK | South Dakota | Poor | 1910 | 15.5 m | 5 |
| ROCK CK | South Dakota | Poor | 1910 | 8.2 m | 5 |
| SPRING CK | South Dakota | Good | 1996 | 30.2 m | 5 |
| SPRING CK | South Dakota | Good | 1996 | 20.7 m | 5 |
| CREEK | South Dakota | Poor | 1968 | 12.0 m | 5 |
| SAND CREEK | South Dakota | Good | 2002 | 11.8 m | 5 |
| TURKEY RIDGE CK | South Dakota | Poor | 1910 | 14.7 m | 5 |
| VERMILLION RV | South Dakota | Good | 1991 | 30.5 m | 5 |
| CK | South Dakota | Good | 1983 | 11.6 m | 5 |
| TURKEY CREEK | South Dakota | Fair | 1940 | 10.5 m | 5 |
| TRIB. TO TURKEY CREEK | South Dakota | Poor | 1940 | 7.9 m | 5 |
| TURTLE CREEK | South Dakota | Good | 2004 | 19.8 m | 4 |
| I090 | South Dakota | Good | 1974 | 86.6 m | 4 |
| SPRING CREEK | South Dakota | Fair | 2020 | 11.5 m | 4 |
| CK | South Dakota | Fair | 2024 | 11.8 m | 4 |
| DRAINAGE DITCH | South Dakota | Poor | 1930 | 16.1 m | 4 |
| BEAVER CREEK | South Dakota | Good | 2014 | 25.0 m | 4 |
| TURTLE CREEK | South Dakota | Good | 2006 | 19.8 m | 2 |
| REDSTONE CK | South Dakota | Good | 2006 | 11.4 m | 2 |
| SILVER CK | South Dakota | Fair | 1970 | 11.6 m | 2 |
| MEADE DITCH | South Dakota | Fair | 1974 | 9.8 m | 2 |
| Inlet Canal | South Dakota | Good | 1906 | 24.5 m | 1 |
| Crow Creek Wasteway | South Dakota | Fair | 1907 | 21.8 m | 1 |
| CHEYENNE RV | South Dakota | Fair | 1994 | 209.1 m | — |
| I229 | South Dakota | Good | 2013 | 119.0 m | — |
| 85TH STREET | South Dakota | Good | 2023 | 52.5 m | — |
| DRY CK | South Dakota | Good | 1984 | 7.5 m | — |
| BEAVER CREEK | South Dakota | Good | 1989 | 32.6 m | — |
| BIG SIOUX RV | South Dakota | Fair | 1996 | 149.3 m | — |
| BIG SIOUX RIVER | South Dakota | Poor | 1935 | 73.8 m | — |
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.