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 |
|---|---|---|---|---|---|
| CK | South Dakota | Good | 2024 | 8.0 m | 5,972 |
| WHITEWOOD CK | South Dakota | Fair | 1993 | 15.8 m | 5,939 |
| WHITEWOOD CK | South Dakota | Fair | 1993 | 16.6 m | 5,939 |
| WHITEWOOD CK | South Dakota | Fair | 1993 | 19.5 m | 5,939 |
| CK | South Dakota | Fair | 2008 | 10.1 m | 5,934 |
| SKUNK CK | South Dakota | Good | 2013 | 61.7 m | 5,934 |
| RAPID CK | South Dakota | Fair | 1967 | 44.7 m | 5,920 |
| CLEGHORN CANYON | South Dakota | Fair | 1967 | 18.4 m | 5,920 |
| CREEK | South Dakota | Good | 1941 | 6.3 m | 5,850 |
| CREEK | South Dakota | Fair | 1941 | 9.6 m | 5,850 |
| CREEK | South Dakota | Fair | 1941 | 7.5 m | 5,850 |
| RAPID CK | South Dakota | Fair | 1974 | 29.3 m | 5,800 |
| MILLER CK | South Dakota | Fair | 1971 | 7.3 m | 5,754 |
| SPRING CK | South Dakota | Fair | 1985 | 12.0 m | 5,607 |
| I029 | South Dakota | Fair | 1991 | 77.0 m | 5,584 |
| RAPID CK | South Dakota | Fair | 1974 | 35.1 m | 5,400 |
| CK | South Dakota | Fair | 1978 | 7.3 m | 5,340 |
| BIG SPRING CK | South Dakota | Fair | 1978 | 9.4 m | 5,340 |
| SPEARFISH CK | South Dakota | Fair | 1971 | 46.9 m | 5,322 |
| SPEARFISH CK | South Dakota | Fair | 1971 | 45.1 m | 5,322 |
| OLD BELLE RD | South Dakota | Fair | 1974 | 34.7 m | 5,322 |
| OLD BELLE RD | South Dakota | Fair | 1974 | 34.7 m | 5,322 |
| BIG SIOUX RIVER | South Dakota | Poor | 1975 | 124.1 m | 5,300 |
| DRAINAGE CHANNEL | South Dakota | Good | 2020 | 7.3 m | 5,300 |
| DRAINAGE DITCH | South Dakota | Good | 2001 | 11.9 m | 5,250 |
| WOLF CK | South Dakota | Fair | 2006 | 10.0 m | 5,154 |
| SD 50 WL SO DAK OWNED R | South Dakota | Good | 1981 | 119.9 m | 5,147 |
| VERMILLION RV | South Dakota | Fair | 1981 | 112.9 m | 5,147 |
| 201 ST | South Dakota | Fair | 1970 | 36.3 m | 5,135 |
| 197 ST | South Dakota | Fair | 1970 | 36.3 m | 5,135 |
| CK | South Dakota | Fair | 1970 | 46.3 m | 5,135 |
| NORTH DEER CK | South Dakota | Fair | 1970 | 26.5 m | 5,135 |
| BR NORTH DEER CK | South Dakota | Fair | 1970 | 22.4 m | 5,135 |
| 201 ST | South Dakota | Fair | 1970 | 36.3 m | 5,135 |
| CK | South Dakota | Fair | 1970 | 46.3 m | 5,135 |
| 197 ST | South Dakota | Fair | 1970 | 36.3 m | 5,135 |
| NORTH DEER CK | South Dakota | Fair | 1970 | 26.5 m | 5,135 |
| BR NORTH DEER CK | South Dakota | Fair | 1970 | 22.4 m | 5,135 |
| MOCCASIN CREEK | South Dakota | Good | 2019 | 26.2 m | 5,087 |
| FALL RV | South Dakota | Fair | 2010 | 39.0 m | 5,064 |
| FALL RV | South Dakota | Fair | 2010 | 20.7 m | 5,064 |
| 251 ST | South Dakota | Good | 2006 | 52.7 m | 5,059 |
| 356 AVE | South Dakota | Good | 1964 | 36.3 m | 5,059 |
| 251 ST | South Dakota | Good | 2007 | 52.7 m | 5,059 |
| 356 AVE | South Dakota | Good | 1964 | 36.3 m | 5,059 |
| BIG SIOUX RIVER | South Dakota | Fair | 1935 | 32.9 m | 5,053 |
| SD045 | South Dakota | Fair | 1963 | 36.3 m | 5,034 |
| SD045 | South Dakota | Fair | 1963 | 36.3 m | 5,034 |
| MARNE CREEK | South Dakota | Good | 1989 | 12.7 m | 4,996 |
| CHANNEL CK | South Dakota | Good | 1994 | 15.2 m | 4,974 |
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.