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 |
|---|---|---|---|---|---|
| PEARL CREEK | South Dakota | 1924 | 56 | 7.9 m | |
| MIDDLE PEARL CREEK | South Dakota | 1928 | 56 | 13.4 m | |
| S. FORK OF PEARL CREEK | South Dakota | 1922 | 56 | 9.1 m | |
| DAWSON CREEK | South Dakota | 1925 | 56 | 9.8 m | |
| SNAKE CREEK | South Dakota | 1935 | 56 | 9.4 m | |
| CK | South Dakota | 1920 | 56 | 7.3 m | |
| CK | South Dakota | 1920 | 56 | 20.4 m | |
| TRIB TO SKUNK CK | South Dakota | 1940 | 56 | 7.3 m | |
| CROW CREEK | South Dakota | 1975 | 55 | 32.0 m | |
| CREEK | South Dakota | 1935 | 55 | 9.8 m | |
| PATTEE CREEK | South Dakota | 1935 | 55 | 7.6 m | |
| TIMBER CREEK | South Dakota | 1932 | 55 | 9.8 m | |
| TURTLE CREEK | South Dakota | 1915 | 55 | 36.0 m | |
| CK | South Dakota | 1987 | 55 | 16.9 m | |
| SAND CK | South Dakota | 1967 | 55 | 18.3 m | |
| CREEK | South Dakota | 1930 | 55 | 24.7 m | |
| DOG EAR CK | South Dakota | 1930 | 55 | 13.7 m | |
| CK | South Dakota | 1935 | 55 | 9.8 m | |
| WEST BR BULL CK | South Dakota | 1955 | 55 | 11.3 m | |
| CREEK | South Dakota | 1930 | 55 | 21.9 m | |
| EAST FORK VERMILLION RV | South Dakota | 1930 | 55 | 6.4 m | |
| BRYANT CREEK | South Dakota | 1934 | 55 | 9.8 m | |
| SMITH CK | South Dakota | 1968 | 55 | 7.6 m | |
| CK | South Dakota | 1935 | 55 | 18.3 m | |
| SOUTH FORK SNAKE CREEK | South Dakota | 1925 | 55 | 12.5 m | |
| TURTLE CREEK | South Dakota | 1908 | 55 | 31.7 m | |
| CREEK | South Dakota | 1930 | 55 | 7.6 m | |
| TURTLE CREEK | South Dakota | 1920 | 55 | 8.5 m | |
| MEDICINE CREEK | South Dakota | 1930 | 55 | 43.9 m | |
| JAMES RIVER | South Dakota | 1912 | 54 | 43.6 m | |
| CK | South Dakota | 1930 | 54 | 11.8 m | |
| RAPID CK | South Dakota | 1916 | 54 | 15.5 m | |
| NORTH BR TWELVE MILE CK | South Dakota | 1925 | 53 | 9.8 m | |
| TRIBUTARY TO BLIND CREEK | South Dakota | 1935 | 53 | 7.2 m | |
| BIG SIOUX RV | South Dakota | 1930 | 52 | 9.8 m | |
| INDIAN RV | South Dakota | 1932 | 52 | 26.2 m | |
| CK | South Dakota | 1958 | 52 | 7.4 m | |
| NORTH FORK WHETSTONE RV | South Dakota | 1965 | 52 | 27.4 m | |
| CK | South Dakota | 1955 | 52 | 11.0 m | |
| S FORK YELLOW BANK RIVER | South Dakota | 1940 | 52 | 21.0 m | |
| S FORK YELLOW BANK RIVER | South Dakota | 1940 | 52 | 21.3 m | |
| TRIB TO BIG SIOUX RV | South Dakota | 1940 | 51 | 12.1 m | |
| CROW CREEK | South Dakota | 1940 | 51 | 9.3 m | |
| PONY CK | South Dakota | 1941 | 51 | 11.1 m | |
| WEST FORK VERMILLION RV | South Dakota | 1988 | 50 | 15.2 m | |
| WEST PIPESTONE CREEK | South Dakota | 1990 | 50 | 8.1 m | |
| SPAIN & LANGFORD DITCH | South Dakota | 1979 | 50 | 9.1 m | |
| TRIB. TO PATTEE CREEK | South Dakota | 1940 | 50 | 10.3 m | |
| CREEK | South Dakota | 1901 | 50 | 12.2 m | |
| TRIB. TO FINNIE CREEK | South Dakota | 1941 | 50 | 9.7 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.