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 |
|---|---|---|---|---|---|
| TRIB-FAIRFOREST CK | South Carolina | Scour Critical — Countermeasures Installed | Good | 1984 | 225 |
| LITTLE DUTCHMAN CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1965 | 225 |
| PRATERS CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1965 | 225 |
| TWELVE MILE CREEK | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1965 | 225 |
| MEADOW CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1965 | 225 |
| BIG BEAVERDAM CREEK | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1986 | 225 |
| DUGAN CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1994 | 225 |
| HORSE CREEK | South Carolina | Scour Critical — Countermeasures Installed | Good | 1982 | 225 |
| GIN BRANCH | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1968 | 225 |
| BULLOCKS CREEK BRANCH | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1968 | 225 |
| TRIB TO ISLAND CK | South Carolina | Scour Critical — Countermeasures Installed | Good | 1982 | 225 |
| TRIB TO MIDDLE FORK CR | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1989 | 225 |
| BR OF THOMPSON CR | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1985 | 225 |
| WRIGHTS CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1972 | 225 |
| TRIB TO BUCK CREEK | South Carolina | Scour Critical — Countermeasures Installed | Good | 1984 | 225 |
| NORTH TIGER RIV | South Carolina | Scour Critical — Countermeasures Installed | Good | 1974 | 225 |
| LAWSON FORK CR | South Carolina | Scour Critical — Countermeasures Installed | Good | 1974 | 225 |
| OBED CREEK | South Carolina | Scour Critical — Countermeasures Installed | Good | 1984 | 225 |
| BR OF LOVE BR | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1974 | 225 |
| BEAR CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1985 | 225 |
| TRIB TO ENOREE RIV | South Carolina | Scour Critical — Countermeasures Installed | Good | 1985 | 225 |
| NORTH RABON CR. | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1975 | 225 |
| TRIB TO LOVE BR | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1975 | 225 |
| TRIB TO LOVE BR | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1975 | 225 |
| LOVE BRANCH | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1975 | 225 |
| CUFFYTOWN CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1952 | 200 |
| SALEM BRANCH | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1955 | 200 |
| BIG CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1955 | 200 |
| PADGETTS CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1955 | 200 |
| TRIB OF HENLEYS CK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1956 | 200 |
| GEORGES CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1985 | 200 |
| BR TO THICKETTY CK | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1992 | 200 |
| ROCKY CREEK | South Carolina | Scour Critical — Countermeasures Installed | Good | 2010 | 200 |
| NINETY SIX CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1960 | 200 |
| BUFFALO CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1960 | 200 |
| WHETSTONE CREEK | South Carolina | Scour Critical — Countermeasures Installed | Good | 1978 | 200 |
| TRIB ROCKY BOTTOM CREEK | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1968 | 200 |
| FRIPP INLET | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1963 | 200 |
| REEDY BRANCH | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1977 | 200 |
| GIBSON BRANCH | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1965 | 200 |
| MANNS BRANCH | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1965 | 200 |
| LITTLE CREEK | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1966 | 200 |
| MUDLICK CREEK | South Carolina | Scour Critical — Countermeasures Installed | Good | 1984 | 200 |
| BEAVER DAM CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1974 | 200 |
| ROCKY CREEK | South Carolina | Scour Critical — Countermeasures Installed | Poor | 1974 | 200 |
| FISHING CREEK | South Carolina | Scour Critical — Countermeasures Installed | Good | 1975 | 200 |
| TRIB TO W FORK LITTLE RI | South Carolina | Scour Critical — Countermeasures Installed | Good | 1985 | 200 |
| BR TO REEDY RIVER | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1992 | 200 |
| CUFFYTOWN CREEK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1975 | 200 |
| LITTLE COWHEAD CK | South Carolina | Scour Critical — Countermeasures Installed | Fair | 1975 | 200 |
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.