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 |
|---|---|---|---|---|---|
| IRON CREEK | South Dakota | Good | 1958 | 8.0 m | 25 |
| IRON CREEK | South Dakota | Good | 1954 | 10.1 m | 25 |
| IRON CREEK | South Dakota | Good | 1957 | 7.6 m | 25 |
| IRON CREEK | South Dakota | Good | 1958 | 7.5 m | 25 |
| FRENCH CREEK | South Dakota | Good | 1954 | 8.7 m | 25 |
| IRON CREEK | South Dakota | Good | 1956 | 8.0 m | 25 |
| IRON CREEK | South Dakota | Good | 1954 | 9.4 m | 25 |
| IRON CREEK | South Dakota | Good | 1956 | 7.1 m | 25 |
| GRIZZLY BEAR CREEK | South Dakota | Good | 1973 | 10.2 m | 25 |
| CASTLE CREEK | South Dakota | Fair | 2004 | 7.3 m | 25 |
| CASTLE CREEK | South Dakota | Good | 1985 | 11.0 m | 25 |
| CASTLE CREEK | South Dakota | Fair | 2004 | 7.3 m | 25 |
| CASTLE CREEK | South Dakota | Good | 1957 | 10.0 m | 25 |
| CASTLE CREEK | South Dakota | Fair | 2004 | 7.3 m | 25 |
| CASTLE CREEK | South Dakota | Good | 1954 | 8.0 m | 25 |
| CASTLE CREEK | South Dakota | Fair | 2004 | 7.3 m | 25 |
| FALSE BOTTOM CREEK | South Dakota | Good | 2003 | 7.1 m | 25 |
| CASTLE CREEK | South Dakota | Fair | 1965 | 7.3 m | 25 |
| FALSE BOTTOM CREEK | South Dakota | Good | 2003 | 7.1 m | 25 |
| CASTLE CREEK | South Dakota | Good | 1956 | 6.9 m | 25 |
| BOXELDER CREEK | South Dakota | Fair | 1971 | 22.2 m | 25 |
| RAPID CREEK | South Dakota | Good | 2005 | 15.7 m | 25 |
| HIGGINS GULCH | South Dakota | Fair | 1963 | 7.6 m | 25 |
| LITTLE CREEK | South Dakota | Good | 2002 | 18.4 m | 25 |
| BOXELDER CREEK | South Dakota | Good | 1972 | 7.3 m | 25 |
| BOXELDER | South Dakota | Good | 1973 | 22.3 m | 25 |
| BOXELDER CREEK | South Dakota | Fair | 1948 | 10.7 m | 25 |
| CK | South Dakota | Fair | 1940 | 9.8 m | 24 |
| SOUTH FORK TWELVE MILE C | South Dakota | Good | 2003 | 7.4 m | 24 |
| CREEK | South Dakota | Good | 2024 | 7.6 m | 24 |
| CREEK | South Dakota | Fair | 1930 | 9.8 m | 24 |
| CREEK | South Dakota | Good | 2018 | 15.4 m | 24 |
| CREEK | South Dakota | Good | 2010 | 19.8 m | 24 |
| CREEK | South Dakota | Good | 2017 | 9.2 m | 24 |
| STONEY BUTTE CREEK | South Dakota | Good | 2002 | 19.8 m | 24 |
| GROUSE CREEK | South Dakota | Good | 2001 | 19.8 m | 24 |
| MEDICINE CREEK | South Dakota | Fair | 1975 | 30.8 m | 24 |
| CREEK | South Dakota | Fair | 1963 | 6.3 m | 24 |
| CREEK | South Dakota | Poor | 1930 | 8.5 m | 24 |
| W. FORK OF VERMILLION RV | South Dakota | Good | 2019 | 16.8 m | 24 |
| W. FORK OF VERMILLION RV | South Dakota | Fair | 1930 | 13.7 m | 24 |
| WHITEWOOD CK | South Dakota | Fair | 1977 | 45.7 m | 24 |
| ROCK CK | South Dakota | Fair | 1966 | 11.0 m | 24 |
| TRIBUTARY TO RAPID CREEK | South Dakota | Good | 2016 | 7.5 m | 24 |
| DEEP CK | South Dakota | Fair | 1976 | 30.5 m | 24 |
| TRIB TO COTTONWOOD CREEK | South Dakota | Fair | 1957 | 8.2 m | 24 |
| TURTLE CREEK | South Dakota | Good | 2017 | 12.8 m | 24 |
| TIMBER CREEK | South Dakota | Fair | 1990 | 12.5 m | 24 |
| CREEK | South Dakota | Good | 2024 | 7.5 m | 23 |
| SOUTH SCALP CK | South Dakota | Fair | 1977 | 12.2 m | 23 |
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.