Scour Critical Bridges in South Carolina
1,263 bridges in South Carolina at risk from water erosion around foundations.
Scour Critical Bridges
Scour is the erosion of soil and rock around a bridge's foundation caused by moving water. When foundations are exposed or undermined, a bridge can collapse even if its deck and superstructure are in good condition. Scour is the leading cause of bridge failures in the US. These 1,263 bridges in South Carolina have been identified as vulnerable to scour damage.
| Bridge | State | Scour Status | Condition | Year Built | ADT |
|---|---|---|---|---|---|
| MILLS CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1960 | 175 |
| BR OF LONG CANE CR. | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1960 | 175 |
| DUTCHMANS CREEK | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1960 | 175 |
| WHITESIDES BRANCH | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1988 | 175 |
| MORRIS CREEK | South Carolina | Scour Critical — Countermeasures Installed | Good | 1989 | 175 |
| COW CASTLE CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1963 | 175 |
| HOGSKIN CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1964 | 175 |
| LONG CREEK | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1964 | 175 |
| CHICKASAW CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1965 | 175 |
| ROCKY CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1965 | 175 |
| SANDY RUN CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1967 | 175 |
| TURKEY CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1967 | 175 |
| TRIB MOUNTAIN CK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1988 | 175 |
| BR TO CONRAD CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1968 | 175 |
| CONRAD CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1968 | 175 |
| BR - CONRAD CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1968 | 175 |
| TRIB TO SALUDA RIVER | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1969 | 175 |
| BIG BROWN CR | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1969 | 175 |
| LITTLE FERGUSON CREEK | South Carolina | Scour Critical — Countermeasures Installed | Good | 1984 | 175 |
| LITTLE CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1971 | 175 |
| GILL CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1972 | 175 |
| LITTLE DUDE CR | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1972 | 175 |
| BULL SWAMP | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1973 | 175 |
| CRIMS CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1974 | 175 |
| CATTLE CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1994 | 175 |
| MULBERRY CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1975 | 175 |
| BUSHY CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1975 | 175 |
| OOLENOY RIVER | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1997 | 175 |
| WHETSTONE CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1977 | 175 |
| BRANCH OF KINGS CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1978 | 175 |
| TRIB TO CAMPING CK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1980 | 175 |
| SECOND CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1959 | 150 |
| WHETSTONE CREEK | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1960 | 150 |
| BEAVER DAM CREEK | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1964 | 150 |
| WHIPPY SWAMP | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1993 | 150 |
| TRIB-BENS CK | South Carolina | Scour Critical — Countermeasures Installed | Good | 1993 | 150 |
| CEDAR CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1994 | 150 |
| TYLERVILLE CK. | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1966 | 150 |
| MILL CR BRANCH | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1966 | 150 |
| HORSEPEN CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1987 | 150 |
| WHITESIDES BRANCH | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1967 | 150 |
| UNNAMED STREAM | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1967 | 150 |
| TRIB MIDDLE TYGER RV | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1975 | 150 |
| TRIB TO KINLEY CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1975 | 150 |
| BAKER CREEK | South Carolina | Scour Critical — Countermeasures Installed | Good | 1975 | 150 |
| PUDDING SWAMP NO. 2 | South Carolina | Scour Critical — Countermeasures Installed | Good | 1996 | 150 |
| WHIPPY SWAMP | South Carolina | Scour Critical — Countermeasures Installed | Good | 1997 | 150 |
| MILL CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1976 | 150 |
| HANNAH CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1977 | 150 |
| TRIB TO CARPENTER CK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1979 | 150 |
Scour Critical Rating Codes
| Code 2 — Unaddressed | Bridge is scour critical with no countermeasures installed. The foundation is vulnerable and no protective action has been taken. |
| Code 3 — Countermeasures Installed | Protective measures (riprap, sheet piling, etc.) have been installed to reduce scour risk, but the bridge remains classified as scour critical. |
| Code 6 — Countermeasures Ineffective | Protective measures were installed but have been assessed as ineffective. The bridge requires re-evaluation and additional action. |
About Scour Critical Bridges
Scour critical bridges have been identified through underwater inspection or analysis as having foundations that are unstable or could become unstable during flood conditions. FHWA requires action plans for all scour critical bridges. Famous scour failures include the 1987 Schoharie Creek Bridge collapse in New York.