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 |
|---|---|---|---|---|---|
| KELSEY CREEK | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1967 | 425 |
| BRANCH SANDY RIVER | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1988 | 425 |
| FIELD CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1997 | 425 |
| BRIER BRANCH | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1969 | 425 |
| BRIER BRANCH | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1969 | 425 |
| TRIB TO OCONEE CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1976 | 425 |
| LOCAL STREAM | South Carolina | Scour Critical — Countermeasures Installed | Good | 1987 | 400 |
| BEAVER DAM CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1954 | 400 |
| LYNCHES RIVER BRANCH | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1974 | 400 |
| NORTH RABON CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1985 | 400 |
| MITCHELL BRANCH | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1958 | 400 |
| BULL SWAMP | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1960 | 400 |
| GOLDEN CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1960 | 400 |
| BIG CREEK | South Carolina | Scour Critical — Countermeasures Installed | Good | 1985 | 400 |
| BEAVER DAM CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1962 | 400 |
| BIG CAIN CREEK | South Carolina | Scour Critical — Countermeasures Installed | Good | 1986 | 400 |
| TRIB-PACOLET RIV | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1964 | 400 |
| BR OF FIVE MILE CK | South Carolina | Scour Critical — Countermeasures Installed | Good | 1984 | 400 |
| TRIB TO BRUSHY CK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1972 | 400 |
| DRY CREEK | South Carolina | Scour Critical — Countermeasures Installed | Good | 1985 | 400 |
| LYNCHES RIVER | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1974 | 400 |
| TRIB TO SALUDA RIVER | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1968 | 400 |
| MC/CORDS CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1970 | 400 |
| BR OF ROCKY CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1970 | 400 |
| TRIB TO CANE CREEK | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1951 | 375 |
| LITTLE TURKEY CREEK | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1981 | 375 |
| BARTON CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1982 | 375 |
| LITTLE ESTATOE CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1981 | 375 |
| BULLOCKS BRANCH | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1975 | 375 |
| PENNY CREEK | South Carolina | Scour Critical — Countermeasures Installed | Good | 1997 | 375 |
| TRIB NORTH PACOLET RIVER | South Carolina | Scour Critical — Countermeasures Installed | Good | 1982 | 375 |
| SCOUT CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1977 | 375 |
| LITTLE BEAVERDAM CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1959 | 375 |
| LAKE SECESSION | South Carolina | Scour Critical — Countermeasures Installed | Good | 2016 | 375 |
| TOWNSEND CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1960 | 375 |
| BR OF CANE CREEK | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1960 | 375 |
| SIMMONS CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1960 | 375 |
| BELLS BRANCH | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1988 | 375 |
| TRIB LITTLE BEAVERDAM CK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1983 | 375 |
| TRIB. OF SALUDA RIVER | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1963 | 375 |
| MOUNTAIN CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1981 | 375 |
| LONGNOSE CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1994 | 375 |
| LITTLE BEAVERDAM CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1984 | 375 |
| BEAR CREEK | South Carolina | Scour Critical — Countermeasures Installed | Good | 1986 | 375 |
| BR. CATAWBA RIVER | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1975 | 375 |
| DEEP BRANCH | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1967 | 375 |
| TR. TO CHOESTOEA CREEK | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1967 | 375 |
| LITTLE DURBIN CK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1973 | 375 |
| MULBERRY CREEK | South Carolina | Scour Critical — Countermeasures Installed | Good | 1988 | 375 |
| STONY FORK CREEK | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1970 | 375 |
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.