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 |
|---|---|---|---|---|---|
| HOLLINSHEAD CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1957 | 700 |
| WOLF CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1959 | 700 |
| JIMMIES CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1982 | 700 |
| ROCK CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1975 | 700 |
| MIDDLE SALUDA RIVER | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1961 | 700 |
| TRIB OF 23 MILE CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1969 | 700 |
| E. BR OF WILSON CK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1986 | 700 |
| PACOLET RIVER | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1961 | 700 |
| BR OF LONG CANE CR | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1962 | 700 |
| HORSE BRANCH | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1975 | 700 |
| JOHNSON CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1983 | 700 |
| BR TO CATAWBA RIVER | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1962 | 700 |
| TRIB TO MIDDLE TYGER | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1983 | 700 |
| JOHNS CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1964 | 700 |
| DRY CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1964 | 700 |
| BAGG CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1964 | 700 |
| LITTLE CURLTAIL CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1972 | 700 |
| TRIB TO CONEROSS CR | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1965 | 700 |
| WATERMELON CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1980 | 700 |
| 18 MILE CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1969 | 700 |
| TRIB TO 23 MI.CREEK | South Carolina | Scour Critical — Countermeasures Installed | Good | 1990 | 650 |
| MOUNTAIN CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1990 | 650 |
| BR OF MOUNTAIN CK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1980 | 650 |
| DEAN CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1975 | 650 |
| SOUTH SALUDA RIV | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1957 | 650 |
| SALUDA OVERFLOW | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1957 | 650 |
| THOMPSON CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1958 | 650 |
| SNOW CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1958 | 650 |
| CLEVELAND CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1982 | 650 |
| MIDDLE FORK-12 MI.CR | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1960 | 650 |
| TRIB TO GOLDEN CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1960 | 650 |
| TRIB TO GOLDEN CK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1960 | 650 |
| MOUNTAIN CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1973 | 650 |
| SUGAR CREEK | South Carolina | Scour Critical — Countermeasures Installed | Good | 1988 | 650 |
| PARKERS CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1970 | 650 |
| TOOLS FORK CREEK | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1968 | 650 |
| CALABASH BRANCH | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1962 | 650 |
| CORNER CREEK | South Carolina | Scour Critical — Countermeasures Installed | Good | 1972 | 650 |
| CUFFIE CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1981 | 650 |
| MANCHESTER CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1977 | 650 |
| S. FORK FISHING CK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1970 | 650 |
| LOVE CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1970 | 650 |
| BARKERS CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1972 | 650 |
| BR OF FISHING CK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1967 | 650 |
| LITTLE CHOESTOEA CK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1970 | 600 |
| RICHLAND CREEK | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1959 | 600 |
| TRIB TO CHOESTOEA CR | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1960 | 600 |
| BAKERS CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1968 | 600 |
| TRIB TO REEDY RIVER | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1966 | 600 |
| EIGHTEEN MILE CREEK | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1966 | 600 |
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.