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 |
|---|---|---|---|---|---|
| CREEK | South Dakota | 1983 | 39 | 9.1 m | |
| TRIB TO BEAVER CK | South Dakota | 1958 | 39 | 9.8 m | |
| BOXELDER CK | South Dakota | 1950 | 39 | 12.2 m | |
| N. FORK WHETSTONE RV | South Dakota | 1935 | 38 | 18.3 m | |
| S FORK SNAKE CREEK | South Dakota | 1930 | 38 | 14.9 m | |
| DOLPH CREEK | South Dakota | 1960 | 38 | 10.4 m | |
| TURTLE CREEK | South Dakota | 1912 | 38 | 32.0 m | |
| CREEK | South Dakota | 1940 | 38 | 7.6 m | |
| CK | South Dakota | 1932 | 37 | 10.1 m | |
| OLD LODGE CK | South Dakota | 1958 | 37 | 19.2 m | |
| SAND CK | South Dakota | 1932 | 37 | 9.8 m | |
| BRYANT CREEK | South Dakota | 1928 | 36 | 9.8 m | |
| DOVE CREEK | South Dakota | 1929 | 36 | 9.4 m | |
| S FORK SNAKE CREEK | South Dakota | 1920 | 36 | 21.9 m | |
| S FORK SNAKE CREEK | South Dakota | 1930 | 36 | 23.2 m | |
| WILLOW CK | South Dakota | 1956 | 36 | 63.4 m | |
| NORTH SCALP CK | South Dakota | 2015 | 36 | 6.6 m | |
| BROADLAND CREEK | South Dakota | 1930 | 35 | 13.7 m | |
| CK | South Dakota | 1982 | 35 | 8.2 m | |
| FOOT CREEK | South Dakota | 1932 | 35 | 6.4 m | |
| ELCE CK | South Dakota | 1934 | 35 | 7.3 m | |
| CK | South Dakota | 1970 | 35 | 9.1 m | |
| JAMES RIVER | South Dakota | 1904 | 35 | 64.3 m | |
| BIG SIOUX RIVER | South Dakota | 1976 | 35 | 54.9 m | |
| SAND CK | South Dakota | 1920 | 35 | 18.3 m | |
| INDIAN RIVER | South Dakota | 1960 | 35 | 7.6 m | |
| BRULE CK | South Dakota | 1985 | 35 | 24.5 m | |
| CK | South Dakota | 1925 | 35 | 9.4 m | |
| NORTH FORK YELLOW BANK R | South Dakota | 1930 | 35 | 15.5 m | |
| CK | South Dakota | 1948 | 35 | 16.2 m | |
| CK | South Dakota | 1950 | 35 | 11.0 m | |
| NORTH FORK YELLOW BANK R | South Dakota | 1958 | 35 | 21.3 m | |
| N. FORK WHETSTONE RV | South Dakota | 1965 | 35 | 12.2 m | |
| LITTLE MINNESOTA RIVER | South Dakota | 1974 | 35 | 7.5 m | |
| CK | South Dakota | 1978 | 35 | 10.7 m | |
| CK | South Dakota | 1939 | 35 | 7.5 m | |
| DRY CK | South Dakota | 1935 | 35 | 6.3 m | |
| DRY CK | South Dakota | 1980 | 35 | 13.9 m | |
| CK | South Dakota | 1935 | 35 | 9.3 m | |
| COTTONWOOD CK | South Dakota | 1936 | 35 | 26.2 m | |
| OUTLET FOR LAKE SPILLWAY | South Dakota | 1935 | 35 | 15.2 m | |
| CROW CK | South Dakota | 2002 | 35 | 13.0 m | |
| CK | South Dakota | 1948 | 35 | 9.7 m | |
| CREEK | South Dakota | 1935 | 35 | 7.6 m | |
| CK | South Dakota | 1930 | 35 | 7.6 m | |
| BRULE CK | South Dakota | 1970 | 35 | 21.9 m | |
| SPLIT ROCK CK | South Dakota | 1908 | 35 | 36.3 m | |
| CROW CREEK | South Dakota | 1968 | 35 | 7.0 m | |
| WEST BR BULL CK | South Dakota | 1950 | 35 | 7.3 m | |
| LITTLE MINNESOTA RIVER | South Dakota | 1950 | 35 | 7.3 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.