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 |
|---|---|---|---|---|---|
| MOCCASIN CREEK | South Dakota | Fair | 1989 | 31.7 m | 98 |
| MOCCASIN CREEK | South Dakota | Fair | 1983 | 14.0 m | 98 |
| MAPLE RIVER | South Dakota | Good | 2023 | 62.5 m | 98 |
| ELM RIVER | South Dakota | Good | 1998 | 45.3 m | 98 |
| MOCCASIN CREEK | South Dakota | Good | 2010 | 24.7 m | 98 |
| ELM RIVER | South Dakota | Fair | 1974 | 24.4 m | 98 |
| MOCCASIN CREEK | South Dakota | Fair | 2007 | 14.9 m | 98 |
| MAPLE RIVER | South Dakota | Good | 1992 | 27.4 m | 98 |
| MAPLE RIVER | South Dakota | Fair | 2007 | 12.2 m | 98 |
| ELM RIVER | South Dakota | Good | 2010 | 48.8 m | 98 |
| MAPLE RIVER | South Dakota | Fair | 2007 | 6.4 m | 98 |
| MOCCASIN CREEK | South Dakota | Good | 2020 | 14.8 m | 98 |
| MOCCASIN CREEK | South Dakota | Fair | 1983 | 12.5 m | 98 |
| MOCCASIN CREEK | South Dakota | Good | 2021 | 15.2 m | 98 |
| JAMES RIVER | South Dakota | Fair | 1970 | 27.7 m | 98 |
| JAMES RIVER | South Dakota | Fair | 1989 | 41.1 m | 98 |
| ELM RIVER | South Dakota | Fair | 1987 | 43.9 m | 98 |
| JAMES RIVER | South Dakota | Fair | 1940 | 29.3 m | 98 |
| MUD CREEK | South Dakota | Poor | 1930 | 25.6 m | 98 |
| MUD CREEK | South Dakota | Good | 1989 | 25.9 m | 98 |
| MUD CREEK | South Dakota | Poor | 1915 | 16.2 m | 98 |
| JAMES RIVER | South Dakota | Poor | 1920 | 31.1 m | 98 |
| CROW CREEK DITCH | South Dakota | Good | 2012 | 16.9 m | 98 |
| MUD CREEK | South Dakota | Poor | 1935 | 29.9 m | 98 |
| JAMES RIVER | South Dakota | Poor | 1900 | 18.9 m | 98 |
| MUD CREEK | South Dakota | Fair | 1990 | 20.7 m | 98 |
| MUD CREEK | South Dakota | Fair | 2010 | 23.5 m | 98 |
| MUD CREEK | South Dakota | Fair | 1990 | 20.7 m | 98 |
| CREEK | South Dakota | Fair | 2003 | 6.7 m | 98 |
| CREEK | South Dakota | Poor | 1935 | 7.3 m | 98 |
| MUD CREEK | South Dakota | Fair | 1991 | 20.7 m | 98 |
| CREEK | South Dakota | Good | 2015 | 8.8 m | 98 |
| CREEK | South Dakota | Good | 2015 | 6.3 m | 98 |
| CREEK | South Dakota | Good | 2015 | 6.9 m | 98 |
| CREEK | South Dakota | Fair | 2015 | 8.2 m | 98 |
| CREEK | South Dakota | Good | 2019 | 6.2 m | 98 |
| MUD CREEK | South Dakota | Good | 2023 | 15.2 m | 98 |
| CROW CREEK DITCH | South Dakota | Fair | 2012 | 12.2 m | 98 |
| CREEK | South Dakota | Poor | 1935 | 10.7 m | 98 |
| CREEK | South Dakota | Fair | 1930 | 10.0 m | 98 |
| CREEK | South Dakota | Fair | 1984 | 12.2 m | 98 |
| CREEK | South Dakota | Fair | 1930 | 10.1 m | 98 |
| CROW CREEK DITCH | South Dakota | Good | 2016 | 12.2 m | 98 |
| CREEK | South Dakota | Fair | 1932 | 10.1 m | 98 |
| CREEK | South Dakota | Poor | 1935 | 7.9 m | 98 |
| MUD CREEK | South Dakota | Good | 2021 | 15.2 m | 98 |
| CREEK | South Dakota | Fair | 1925 | 10.1 m | 98 |
| MUD CREEK | South Dakota | Fair | 1938 | 21.3 m | 98 |
| WOLF CREEK | South Dakota | Good | 2024 | 43.5 m | 98 |
| SOUTH FORK YELLOW BANK R | South Dakota | Poor | 1930 | 16.2 m | 98 |
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.