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.

Clear
Bridge State Scour Status Condition Year Built ADT
GEORGES CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1985 200
BR OF CANNON CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1962 200
TRIB TO 18 MI CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1962 200
TRIB TO SAVANNAH RIVER South Carolina Scour Critical — Countermeasures Installed Fair 1963 200
BR OF SUCK CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1963 200
TRIB TO FISHING CR South Carolina Scour Critical — Countermeasures Installed Poor 1963 200
TRIB TO FISHING CR South Carolina Scour Critical — Countermeasures Installed Fair 1963 200
REEVES CREEK South Carolina Scour Critical — Countermeasures Installed Good 2005 200
GILDERS CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1963 200
BEAVER DAM CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1964 200
FRIPP INLET South Carolina Scour Critical — Countermeasures Installed Fair 1963 200
GIBSON BRANCH South Carolina Scour Critical — Countermeasures Installed Fair 1965 200
MANNS BRANCH South Carolina Scour Critical — Countermeasures Installed Fair 1965 200
BIG CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1989 200
BURRIS CREEK South Carolina Scour Critical — Countermeasures Installed Good 1989 200
LITTLE CREEK South Carolina Scour Critical — Countermeasures Installed Poor 1966 200
BR TO REEDY RIVER South Carolina Scour Critical — Countermeasures Installed Fair 1992 200
WHETSTONE CREEK South Carolina Scour Critical — Countermeasures Installed Good 1978 200
BR OF SAWNEYS CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1970 200
BEARDS CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1998 200
TRIB TO 18 MILE CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1970 200
BR TO REEDY RIVER South Carolina Scour Critical — Countermeasures Installed Good 1999 200
COOSAWHATCHIE RIVER South Carolina Scour Critical — Countermeasures Installed Fair 1971 200
SOUTH RABON CREEK South Carolina Scour Critical — Countermeasures Installed Poor 1971 200
TRIB ROCKY BOTTOM CREEK South Carolina Scour Critical — Countermeasures Installed Poor 1968 200
SHOAL CREEK South Carolina Scour Critical — Countermeasures Installed Good 1988 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
CUFFYTOWN CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1975 200
LITTLE COWHEAD CK South Carolina Scour Critical — Countermeasures Installed Fair 1975 200
SPEER CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1988 200
BR TO ENOREE RIVER South Carolina Scour Critical — Countermeasures Installed Good 2006 200
BR TO WARRIOR CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1990 200
REEDY BRANCH South Carolina Scour Critical — Countermeasures Installed Poor 1977 200
TRIB CONEROSS CK South Carolina Scour Critical — Countermeasures Installed Fair 1977 200
BR TO THICKETTY CK South Carolina Scour Critical — Countermeasures Installed Poor 1992 200
DUNCAN CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1991 200
OCONEE CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1951 175
LITTLE SALKEHATCHIE RIVE South Carolina Scour Critical — Countermeasures Installed Poor 1953 175
BULL SWAMP South Carolina Scour Critical — Countermeasures Installed Fair 2003 175
MCCLURES BRANCH South Carolina Scour Critical — Countermeasures Installed Poor 1955 175
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
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
MORRIS CREEK South Carolina Scour Critical — Countermeasures Installed Good 1989 175
TRIB TO CAMPING CK South Carolina Scour Critical — Countermeasures Installed Fair 1980 175
WHETSTONE CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1977 175

Scour Critical Rating Codes

Code 2 — UnaddressedBridge is scour critical with no countermeasures installed. The foundation is vulnerable and no protective action has been taken.
Code 3 — Countermeasures InstalledProtective measures (riprap, sheet piling, etc.) have been installed to reduce scour risk, but the bridge remains classified as scour critical.
Code 6 — Countermeasures IneffectiveProtective 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.