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 |
|---|---|---|---|---|---|
| W. FORK OF VERMILLION RV | South Dakota | Good | 2019 | 19.6 m | 45 |
| W. FORK OF VERMILLION RV | South Dakota | Fair | 1979 | 15.4 m | 45 |
| TRIB. TO W FORK VERM RV | South Dakota | Fair | 1925 | 8.6 m | 45 |
| LITTLE VERMILLION RIVER | South Dakota | Good | 2005 | 7.5 m | 45 |
| E. FORK VERMILLION RVR | South Dakota | Good | 2015 | 20.1 m | 45 |
| RED OWL CK | South Dakota | Fair | 1982 | 15.5 m | 45 |
| WEST FORK VERMILLION RV | South Dakota | Good | 2024 | 13.4 m | 45 |
| BIG SIOUX RIVER | South Dakota | Fair | 1975 | 64.6 m | 45 |
| LAKE CAMPBELL INLET | South Dakota | Poor | 1978 | 15.2 m | 45 |
| BACHELOR CREEK | South Dakota | Fair | 1979 | 15.2 m | 45 |
| BROOKFIELD CREEK | South Dakota | Fair | 1993 | 12.3 m | 45 |
| BIG SIOUX RIVER | South Dakota | Fair | 1978 | 38.3 m | 45 |
| BROOKFIELD CREEK | South Dakota | Poor | 1920 | 6.3 m | 45 |
| SPRING CREEK | South Dakota | Poor | 1930 | 16.3 m | 45 |
| FLANDREAU CREEK | South Dakota | Fair | 1958 | 49.7 m | 45 |
| PIPESTONE CREEK | South Dakota | Good | 2002 | 46.3 m | 45 |
| PIPESTONE CREEK | South Dakota | Good | 2002 | 35.0 m | 45 |
| I090 | South Dakota | Fair | 1961 | 77.4 m | 45 |
| BEAR CK | South Dakota | Fair | 1982 | 12.2 m | 45 |
| TRIB TO SHADEHILL CK | South Dakota | Fair | 2004 | 8.7 m | 45 |
| RABBIT CK | South Dakota | Good | 1998 | 45.7 m | 45 |
| CK | South Dakota | Fair | 2007 | 10.7 m | 45 |
| JAMES RV | South Dakota | Good | 1985 | 60.4 m | 45 |
| CREEK | South Dakota | Fair | 1945 | 7.6 m | 45 |
| TURKEY RIDGE CK | South Dakota | Good | 1997 | 15.2 m | 45 |
| EAST FORK VERMILLION RV | South Dakota | Good | 2007 | 34.4 m | 45 |
| WEST FORK VERMILLION RV | South Dakota | Good | 2013 | 6.9 m | 45 |
| CK | South Dakota | Poor | 1987 | 9.8 m | 45 |
| DRAINAGE DITCH | South Dakota | Fair | 1993 | 19.7 m | 45 |
| CK | South Dakota | Good | 1997 | 30.5 m | 45 |
| CK | South Dakota | Good | 1977 | 7.9 m | 45 |
| CK | South Dakota | Poor | 1982 | 15.4 m | 45 |
| DRAINAGE DITCH | South Dakota | Poor | 1983 | 12.3 m | 45 |
| EAST BRULE CK | South Dakota | Fair | 1930 | 22.0 m | 45 |
| CK | South Dakota | Poor | 1950 | 9.8 m | 45 |
| EAST UNION CK | South Dakota | Poor | 1950 | 12.3 m | 45 |
| EAST UNION CK | South Dakota | Fair | 1986 | 8.3 m | 45 |
| CK | South Dakota | Poor | 1940 | 7.5 m | 45 |
| CK | South Dakota | Poor | 1983 | 7.8 m | 45 |
| CK | South Dakota | Poor | 1983 | 8.1 m | 45 |
| CK | South Dakota | Fair | 1982 | 12.4 m | 45 |
| BEAVER CREEK | South Dakota | Fair | 1993 | 13.0 m | 45 |
| MARNE CREEK | South Dakota | Good | 2016 | 6.3 m | 45 |
| CLAY CREEK | South Dakota | Fair | 1990 | 10.8 m | 45 |
| TURKEY CREEK | South Dakota | Good | 2022 | 15.2 m | 45 |
| TURKEY CREEK | South Dakota | Fair | 1993 | 12.3 m | 45 |
| UNNAMED CREEK | South Dakota | Poor | 1940 | 10.5 m | 45 |
| LITTLE WHITE RIVER | South Dakota | Poor | 1964 | 30.2 m | 44 |
| ELM RIVER | South Dakota | Good | 1988 | 51.8 m | 44 |
| HERMAPHRODITE CK | South Dakota | Good | 1990 | 40.3 m | 44 |
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.