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 |
|---|---|---|---|---|---|
| FLAT CK | South Dakota | Fair | 1977 | 9.1 m | 60 |
| SOUTH CANAL | South Dakota | Good | 1996 | 10.8 m | 59 |
| BIG SIOUX RIVER | South Dakota | Good | 1990 | 68.0 m | 59 |
| TRIB. TO STRAY HORSE CRK | South Dakota | Fair | 1967 | 23.2 m | 59 |
| CK | South Dakota | Poor | 1930 | 10.4 m | 59 |
| MEDICINE KNOLL CK | South Dakota | Fair | 1965 | 44.2 m | 59 |
| CK | South Dakota | Good | 2022 | 20.4 m | 59 |
| HORSEHEAD CK | South Dakota | Good | 1992 | 30.9 m | 58 |
| MEXICAN CK | South Dakota | Poor | 1950 | 7.4 m | 58 |
| CREEK | South Dakota | Fair | 1964 | 22.6 m | 58 |
| ELK CK | South Dakota | Poor | 1965 | 69.8 m | 58 |
| UNNAMED CREEK | South Dakota | Fair | 1948 | 9.4 m | 57 |
| WHETSTONE RV | South Dakota | Poor | 1978 | 48.8 m | 57 |
| BREKKE DRAW | South Dakota | Good | 1967 | 7.9 m | 57 |
| CK | South Dakota | Good | 2015 | 6.1 m | 57 |
| LONG CREEK | South Dakota | Good | 1988 | 18.3 m | 57 |
| SNAKE CREEK | South Dakota | Good | 2019 | 7.5 m | 57 |
| CROW CREEK | South Dakota | Fair | 1981 | 18.3 m | 57 |
| JAMES RIVER | South Dakota | Fair | 1977 | 108.5 m | 56 |
| FOSTER CREEK | South Dakota | Good | 1997 | 34.7 m | 56 |
| FOSTER CREEK | South Dakota | Good | 2011 | 19.8 m | 56 |
| JAMES RIVER | South Dakota | Good | 1981 | 116.4 m | 56 |
| PEARL CREEK | South Dakota | Good | 1995 | 31.2 m | 56 |
| JAMES RIVER | South Dakota | Good | 1991 | 63.2 m | 56 |
| CREEK | South Dakota | Fair | 1940 | 7.9 m | 56 |
| UNNAMED CREEK | South Dakota | Good | 2024 | 6.3 m | 56 |
| PEARL CK | South Dakota | Poor | 1911 | 16.2 m | 56 |
| SOUTH FORK PEARL CK | South Dakota | Poor | 1924 | 9.1 m | 56 |
| S. FORK OF PEARL CREEK | South Dakota | Good | 2022 | 16.8 m | 56 |
| SHUE CREEK | South Dakota | Fair | 1985 | 15.2 m | 56 |
| SHUE CREEK | South Dakota | Good | 1932 | 19.8 m | 56 |
| SHUE CK | South Dakota | Poor | 1912 | 15.5 m | 56 |
| PEARL CREEK | South Dakota | Fair | 1980 | 12.2 m | 56 |
| SHUE CREEK | South Dakota | Good | 2024 | 7.5 m | 56 |
| PEARL CREEK | South Dakota | Good | 2024 | 13.6 m | 56 |
| MIDDLE PEARL CREEK | South Dakota | Good | 2024 | 12.4 m | 56 |
| S. FORK OF PEARL CREEK | South Dakota | Good | 2017 | 9.3 m | 56 |
| S. FORK OF PEARL CREEK | South Dakota | Good | 2023 | 10.8 m | 56 |
| UNNAMED CREEK | South Dakota | Fair | 1926 | 7.3 m | 56 |
| SHUE CREEK | South Dakota | Good | 2019 | 11.5 m | 56 |
| SHUE CREEK | South Dakota | Poor | 1936 | 10.4 m | 56 |
| S. FORK OF PEARL CREEK | South Dakota | Poor | 1930 | 9.4 m | 56 |
| MIDDLE PEARL CREEK | South Dakota | Poor | 1930 | 8.8 m | 56 |
| SHUE CREEK | South Dakota | Good | 2007 | 11.4 m | 56 |
| SHUE CREEK | South Dakota | Fair | 2007 | 13.4 m | 56 |
| PEARL CREEK | South Dakota | Good | 2024 | 9.3 m | 56 |
| PEARL CREEK | South Dakota | Poor | 1924 | 7.9 m | 56 |
| TRIB TO SKUNK CK | South Dakota | Poor | 1940 | 7.3 m | 56 |
| ANTELOPE CK | South Dakota | Fair | 1976 | 15.2 m | 56 |
| ELK CK | South Dakota | Poor | 1976 | 24.4 m | 56 |
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.