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 |
|---|---|---|---|---|---|
| MARNE CREEK | South Dakota | Fair | 1989 | 21.5 m | 89 |
| WEST BR SKUNK CK | South Dakota | Fair | 1989 | 20.4 m | 89 |
| REDSTONE CK | South Dakota | Fair | 1965 | 11.0 m | 89 |
| TRIB TO SNATCH CK | South Dakota | Poor | 1940 | 6.4 m | 88 |
| SNATCH CREEK | South Dakota | Fair | 1984 | 15.7 m | 88 |
| NINE MILE CK | South Dakota | Good | 2005 | 6.3 m | 88 |
| N. FORK WHETSTONE RV | South Dakota | Fair | 1973 | 39.6 m | 88 |
| LONETREE CK | South Dakota | Fair | 1935 | 6.4 m | 88 |
| CROOKED CK | South Dakota | Good | 2016 | 14.7 m | 87 |
| NORTH BR TWELVE MILE CK | South Dakota | Fair | 1968 | 18.9 m | 86 |
| NORTH FORK BAD RV | South Dakota | Good | 1960 | 28.3 m | 86 |
| RABBIT CK | South Dakota | Good | 2002 | 38.1 m | 86 |
| BIG BUFFALO CK | South Dakota | Good | 2020 | 12.1 m | 86 |
| BR BIG BUFFALO CK | South Dakota | Fair | 1956 | 7.6 m | 86 |
| SILVER CREEK | South Dakota | Fair | 1939 | 9.8 m | 85 |
| S FORK SNAKE CREEK | South Dakota | Fair | 1968 | 36.3 m | 85 |
| CREEK | South Dakota | Poor | 1909 | 25.0 m | 85 |
| LANCE CK | South Dakota | Fair | 1972 | 61.6 m | 85 |
| BAD RV | South Dakota | Good | 1990 | 98.8 m | 85 |
| I090 | South Dakota | Fair | 1963 | 90.2 m | 85 |
| WHITE RV | South Dakota | Good | 2017 | 98.1 m | 85 |
| SPRING CREEK | South Dakota | Fair | 1958 | 35.7 m | 85 |
| SWAN CREEK | South Dakota | Fair | 1967 | 32.3 m | 85 |
| CK | South Dakota | Fair | 1973 | 7.6 m | 85 |
| I090 | South Dakota | Good | 1965 | 77.4 m | 85 |
| NORTH BR TWELVE MILE CK | South Dakota | Fair | 1923 | 12.2 m | 85 |
| W. FORK OF VERMILLION RV | South Dakota | Good | 2005 | 15.2 m | 85 |
| ELK CK | South Dakota | Good | 1970 | 36.9 m | 85 |
| LONE WELL CK | South Dakota | Good | 2000 | 9.8 m | 85 |
| GAP CK | South Dakota | Good | 1952 | 39.0 m | 85 |
| E. FORK OF VERMILLION RV | South Dakota | Good | 2020 | 12.8 m | 85 |
| I029 | South Dakota | Fair | 1963 | 77.4 m | 85 |
| BIG CK | South Dakota | Good | 1971 | 28.4 m | 85 |
| DRAINAGE DITCH | South Dakota | Good | 2017 | 10.8 m | 85 |
| CK | South Dakota | Fair | 1967 | 9.4 m | 85 |
| WOLF CK | South Dakota | Fair | 1948 | 43.3 m | 85 |
| EAST BRULE CREEK | South Dakota | Fair | 1966 | 18.4 m | 85 |
| I090 | South Dakota | Fair | 1961 | 77.4 m | 83 |
| PLATTE CK | South Dakota | Good | 2004 | 11.3 m | 82 |
| BRAVE BULL CK | South Dakota | Fair | 1942 | 42.8 m | 82 |
| SOUTH FORK TWELVE MILE C | South Dakota | Poor | 1930 | 7.3 m | 81 |
| PONY CK | South Dakota | Poor | 1939 | 12.8 m | 81 |
| LONG CREEK | South Dakota | Fair | 1964 | 23.8 m | 81 |
| PEARL CREEK | South Dakota | Fair | 1953 | 49.7 m | 80 |
| CK | South Dakota | Fair | 1935 | 7.0 m | 80 |
| LITTLE MINNESOTA RIVER | South Dakota | Good | 2004 | 6.4 m | 80 |
| TURKEY CREEK | South Dakota | Fair | 1991 | 9.3 m | 80 |
| SADDLE CREEK | South Dakota | Good | 2015 | 11.5 m | 80 |
| BEAVER CREEK | South Dakota | Fair | 1970 | 9.1 m | 80 |
| TRIB. TO SPRING CREEK | South Dakota | Good | 2014 | 6.3 m | 80 |
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.