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 |
|---|---|---|---|---|---|
| SOUTH FORK RAPID CK | South Dakota | Fair | 1992 | 7.9 m | 129 |
| CREEK | South Dakota | Fair | 1959 | 26.2 m | 129 |
| SPRING CREEK & RESERVOIR | South Dakota | Fair | 1961 | 25.6 m | 129 |
| BOSWELL DIVERSION DITCH | South Dakota | Fair | 1929 | 36.0 m | 129 |
| TRIB TO WILLOW CK | South Dakota | Good | 2010 | 8.7 m | 128 |
| CASTLE CK | South Dakota | Fair | 1940 | 8.2 m | 128 |
| RAPID CK | South Dakota | Fair | 1940 | 12.8 m | 128 |
| CASTLE CK | South Dakota | Fair | 1980 | 7.9 m | 128 |
| SPRING CK | South Dakota | Good | 1994 | 32.3 m | 128 |
| ANTELOPE CK | South Dakota | Poor | 1951 | 28.3 m | 128 |
| CHEYENNE RV | South Dakota | Fair | 1964 | 87.2 m | 128 |
| LITTLE EMANUEL CREEK | South Dakota | Fair | 1986 | 22.1 m | 127 |
| EMANUEL CREEK | South Dakota | Fair | 1936 | 16.2 m | 127 |
| EMANUEL CREEK | South Dakota | Poor | 1975 | 15.5 m | 127 |
| SIXMILE CK | South Dakota | Poor | 1966 | 11.1 m | 127 |
| SKUNK CK | South Dakota | Good | 1999 | 40.2 m | 127 |
| SHAEFER CK | South Dakota | Good | 2019 | 32.5 m | 127 |
| TURTLE CREEK | South Dakota | Poor | 1909 | 29.9 m | 126 |
| TURTLE CREEK | South Dakota | Fair | 1965 | 56.1 m | 126 |
| PLATTE CK | South Dakota | Good | 1970 | 46.2 m | 126 |
| DRY CK | South Dakota | Good | 1970 | 35.7 m | 126 |
| SKUNK CK | South Dakota | Good | 2017 | 27.6 m | 126 |
| BEAVER CREEK | South Dakota | Fair | 1940 | 16.3 m | 125 |
| CK | South Dakota | Good | 2022 | 8.7 m | 125 |
| BATTLE CK | South Dakota | Fair | 1974 | 18.9 m | 125 |
| FLANDREAU CREEK | South Dakota | Fair | 1956 | 39.0 m | 125 |
| DRAINAGE CHANNEL | South Dakota | Poor | 1977 | 9.8 m | 125 |
| GRIZZLY BEAR CK | South Dakota | Good | 1974 | 18.3 m | 125 |
| CROW CREEK DITCH | South Dakota | Fair | 1957 | 24.4 m | 125 |
| REDSTONE CK | South Dakota | Good | 1965 | 41.1 m | 125 |
| N. FORK WHETSTONE RV | South Dakota | Good | 2003 | 38.8 m | 125 |
| CLAY CK | South Dakota | Poor | 1983 | 19.1 m | 125 |
| LYON CK | South Dakota | Fair | 1962 | 7.5 m | 125 |
| BURLINGTON NORTHERN RR | South Dakota | Fair | 1940 | 87.5 m | 125 |
| TRIB. TO STRAY HORSE CRK | South Dakota | Good | 2017 | 8.8 m | 125 |
| TRIB. TO BIG SIOUX RIVER | South Dakota | Fair | 1926 | 6.9 m | 125 |
| TRIB. TO BIG SIOUX RIVER | South Dakota | Good | 2021 | 8.7 m | 125 |
| SPRING CK | South Dakota | Good | 2008 | 16.1 m | 125 |
| IRISH CK | South Dakota | Good | 1975 | 48.0 m | 125 |
| CK | South Dakota | Fair | 2004 | 7.2 m | 125 |
| CK | South Dakota | Fair | 1929 | 31.4 m | 125 |
| EMANUEL CREEK | South Dakota | Fair | 1930 | 11.7 m | 124 |
| HIDDENWOOD CK | South Dakota | Fair | 1953 | 8.8 m | 124 |
| TRIB TO NORTH INDIAN CK | South Dakota | Good | 2011 | 6.3 m | 124 |
| CK | South Dakota | Fair | 1954 | 8.0 m | 123 |
| CK | South Dakota | Fair | 1954 | 8.1 m | 123 |
| OAHE DAM SPILLWAY | South Dakota | Poor | 1963 | 140.2 m | 123 |
| SPRING CREEK | South Dakota | Good | 2016 | 8.7 m | 122 |
| MIDDLE PEARL CREEK | South Dakota | Fair | 1930 | 16.5 m | 121 |
| S. FORK OF PEARL CREEK | South Dakota | Fair | 1930 | 13.7 m | 121 |
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.