Poor Condition Bridges in South Dakota
945 bridges rated Poor condition in South Dakota. FHWA National Bridge Inventory.
Bridges Rated Poor Condition
A bridge is rated Poor when one or more of its major components (deck, superstructure, or substructure) has a condition rating of 4 or below on the FHWA 0-9 scale. Poor condition does not mean imminent danger of collapse, but indicates significant deterioration requiring priority maintenance or replacement. There are 945 such bridges in South Dakota.
| Bridge | State | Condition | Year Built | ADT | Length |
|---|---|---|---|---|---|
| DOG EAR CK | South Dakota | 1963 | 31 | 11.6 m | |
| SOUTH MEDICINE CK | South Dakota | 1934 | 31 | 9.8 m | |
| TIMBER CREEK | South Dakota | 1935 | 31 | 9.1 m | |
| BR FOSTER CREEK | South Dakota | 1935 | 31 | 9.4 m | |
| OLD LODGE CK | South Dakota | 1960 | 31 | 12.2 m | |
| ROCK BRIDGE CREEK | South Dakota | 1958 | 31 | 12.2 m | |
| THUNDER CK | South Dakota | 1962 | 31 | 12.2 m | |
| CREEK | South Dakota | 1935 | 31 | 9.1 m | |
| CREEK | South Dakota | 1930 | 31 | 15.2 m | |
| CREEK | South Dakota | 1945 | 31 | 7.6 m | |
| CREEK | South Dakota | 1945 | 31 | 7.6 m | |
| HUMP CREEK | South Dakota | 1930 | 30 | 12.8 m | |
| DIRT LODGE CREEK | South Dakota | 1932 | 30 | 10.4 m | |
| CK | South Dakota | 1955 | 30 | 15.5 m | |
| ANDES CK | South Dakota | 1972 | 30 | 7.6 m | |
| CK | South Dakota | 2001 | 30 | 18.8 m | |
| CK | South Dakota | 1941 | 30 | 6.4 m | |
| CK | South Dakota | 1930 | 30 | 6.7 m | |
| CREEK | South Dakota | 1955 | 30 | 12.5 m | |
| ROCK CK | South Dakota | 1963 | 30 | 10.1 m | |
| FRANKLIN CK | South Dakota | 1940 | 30 | 12.2 m | |
| CROW CREEK | South Dakota | 1935 | 30 | 10.8 m | |
| ELK CK | South Dakota | 1980 | 30 | 12.2 m | |
| SULPHUR CK | South Dakota | 1925 | 30 | 15.6 m | |
| REDSTONE CK | South Dakota | 1955 | 30 | 7.6 m | |
| ROCK CK | South Dakota | 1920 | 30 | 11.3 m | |
| TURKEY RIDGE CK | South Dakota | 1913 | 30 | 18.4 m | |
| EAST FORK VERMILLION RV | South Dakota | 1910 | 30 | 27.9 m | |
| LITTLE MINNESOTA RIVER | South Dakota | 1950 | 30 | 7.3 m | |
| CREEK | South Dakota | 1929 | 30 | 10.7 m | |
| CREEK | South Dakota | 1966 | 30 | 9.8 m | |
| ELCE CK | South Dakota | 1945 | 30 | 8.2 m | |
| N. FORK WHETSTONE RV | South Dakota | 1960 | 30 | 10.4 m | |
| JIM CREEK | South Dakota | 1929 | 30 | 9.6 m | |
| BIG SLOUGH CREEK | South Dakota | 1960 | 30 | 7.5 m | |
| CK | South Dakota | 1973 | 30 | 7.7 m | |
| SAND CK | South Dakota | 1965 | 29 | 9.8 m | |
| CREEK | South Dakota | 1967 | 29 | 11.0 m | |
| CREEK | South Dakota | 1940 | 29 | 7.5 m | |
| TRIB TO W PIPESTONE CK | South Dakota | 1937 | 28 | 9.3 m | |
| TRIB TO SPLIT ROCK CK | South Dakota | 1937 | 28 | 11.4 m | |
| N. FORK WHETSTONE RV | South Dakota | 1940 | 28 | 9.2 m | |
| CK | South Dakota | 1932 | 27 | 6.9 m | |
| CK | South Dakota | 1930 | 27 | 6.8 m | |
| BIG BUFFALO CK | South Dakota | 1940 | 27 | 14.6 m | |
| BLACK PIPE CK | South Dakota | 1930 | 27 | 29.3 m | |
| REDSTONE CK | South Dakota | 1940 | 27 | 7.9 m | |
| SOUTH FORK YELLOW BANK R | South Dakota | 1940 | 26 | 11.9 m | |
| LONETREE CK | South Dakota | 1964 | 26 | 9.4 m | |
| LODGE POLE CK | South Dakota | 1980 | 26 | 13.7 m |
About Poor Condition Bridge Ratings
FHWA rates bridge components on a 0-9 scale. A rating of 4 or below on any major component (deck, superstructure, substructure) classifies the bridge as Poor condition. The bridge remains open to traffic but requires priority attention. Bridges rated 0-2 are immediately closed.