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
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 — 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.