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 |
|---|---|---|---|---|---|
| HURLEY CK | South Dakota | Fair | 1965 | 13.2 m | 1,272 |
| CK | South Dakota | Good | 1965 | 8.8 m | 1,272 |
| JAMES RV | South Dakota | Good | 2002 | 107.6 m | 1,271 |
| JAMES RV | South Dakota | Good | 1992 | 107.6 m | 1,271 |
| LITTLE VERMILLION RV | South Dakota | Good | 1947 | 9.5 m | 1,268 |
| SLIP-UP CK | South Dakota | Good | 2014 | 23.6 m | 1,251 |
| SHEEP CK | South Dakota | Fair | 1963 | 32.2 m | 1,248 |
| JONES CK | South Dakota | Fair | 1960 | 35.7 m | 1,248 |
| BULL CK | South Dakota | Fair | 1960 | 35.7 m | 1,248 |
| TRIB DOLPH CK | South Dakota | Good | 2021 | 10.6 m | 1,240 |
| TRIB DOLPH CK | South Dakota | Good | 2021 | 7.5 m | 1,240 |
| DOLPH CK | South Dakota | Fair | 1949 | 20.4 m | 1,233 |
| CK | South Dakota | Good | 2011 | 10.0 m | 1,233 |
| CK | South Dakota | Good | 1998 | 6.9 m | 1,232 |
| EAST BR SMITH CK | South Dakota | Fair | 1952 | 28.0 m | 1,218 |
| FIRESTEEL CK | South Dakota | Fair | 1963 | 28.7 m | 1,218 |
| DRY RUN CK | South Dakota | Fair | 1970 | 32.3 m | 1,218 |
| CK MICKELSON TRAIL | South Dakota | Fair | 1970 | 63.0 m | 1,218 |
| BOX ELDER CK | South Dakota | Poor | 1950 | 14.3 m | 1,214 |
| RAPID CK | South Dakota | Good | 2015 | 40.2 m | 1,213 |
| TRIB TO BIG SIOUX RV | South Dakota | Poor | 1955 | 16.5 m | 1,204 |
| TIMBER CK | South Dakota | Good | 2007 | 39.6 m | 1,202 |
| SIX MILE CK | South Dakota | Fair | 1956 | 36.3 m | 1,199 |
| DEER CK | South Dakota | Fair | 1959 | 6.3 m | 1,199 |
| CK | South Dakota | Fair | 1968 | 10.8 m | 1,199 |
| CHOTEAU CK | South Dakota | Good | 1968 | 63.7 m | 1,199 |
| CK | South Dakota | Good | 1968 | 7.7 m | 1,199 |
| NORTH BR MOREAU RV | South Dakota | Fair | 1974 | 50.8 m | 1,190 |
| SAND CK | South Dakota | Fair | 1974 | 53.2 m | 1,190 |
| BATTLE CK | South Dakota | Fair | 1965 | 39.2 m | 1,190 |
| MOREAU RV | South Dakota | Fair | 1965 | 48.2 m | 1,190 |
| FOUR MILE CK | South Dakota | Fair | 1965 | 48.2 m | 1,190 |
| CHEYENNE RV | South Dakota | Fair | 1962 | 242.0 m | 1,189 |
| HORSE CK | South Dakota | Good | 2019 | 50.1 m | 1,188 |
| LITTLE WHITE RV | South Dakota | Good | 2022 | 97.2 m | 1,188 |
| WHITE RV | South Dakota | Good | 2021 | 143.0 m | 1,188 |
| WEST UNION CK | South Dakota | Fair | 1960 | 35.7 m | 1,173 |
| I090 | South Dakota | Fair | 1969 | 90.5 m | 1,173 |
| EAST UNION CK | South Dakota | Fair | 1960 | 35.7 m | 1,173 |
| DRAINAGE DITCH | South Dakota | Fair | 1960 | 18.4 m | 1,173 |
| THUNDER CK | South Dakota | Good | 1969 | 30.3 m | 1,172 |
| SAND CK | South Dakota | Fair | 1969 | 30.4 m | 1,172 |
| WOUNDED KNEE CK | South Dakota | Good | 2017 | 7.5 m | 1,170 |
| COLTON CK | South Dakota | Good | 2008 | 6.3 m | 1,169 |
| TRIB BIG SIOUX | South Dakota | Good | 2021 | 6.9 m | 1,168 |
| MAHONEY CK | South Dakota | Poor | 1940 | 24.2 m | 1,167 |
| CK | South Dakota | Fair | 1979 | 18.3 m | 1,167 |
| BURLINGTON NORTHERN RR | South Dakota | Fair | 1983 | 62.3 m | 1,166 |
| BR NORTH DEER CK | South Dakota | Poor | 1925 | 28.1 m | 1,163 |
| CK | South Dakota | Poor | 1950 | 27.7 m | 1,159 |
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.