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
BR OF THREE & TWENTY CK South Carolina Scour Critical — Countermeasures Installed Fair 1986 275
TRIB TO FISHING CR South Carolina Scour Critical — Countermeasures Installed Fair 1972 275
MULBERRY CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1972 275
TRIB TO BUSH RIVER #1 South Carolina Scour Critical — Countermeasures Installed Fair 1981 275
THICKETTY CREEK South Carolina Scour Critical — Countermeasures Installed Good 2016 275
THICKETTY CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1974 275
BURNT MILL CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1974 275
GILL CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1975 275
BEAR SWAMP -1 South Carolina Scour Critical — Countermeasures Installed Good 2016 275
TRIB TO GREEN CK South Carolina Scour Critical — Countermeasures Installed Poor 1987 275
MILLS CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1955 250
MCCLURE CREEK South Carolina Scour Critical — Countermeasures Installed Poor 1958 250
CUFFEYTOWN CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1982 250
BRUSHY CREEK South Carolina Scour Critical — Countermeasures Installed Good 1986 250
SOUTH SALUDA RIVER South Carolina Scour Critical — Countermeasures Installed Fair 1961 250
BR TO ROCKY CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1978 250
LITTLE CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1975 250
HOLLOW CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1963 250
BURNT MILL CREEK South Carolina Scour Critical — Countermeasures Installed Good 1989 250
BR. TO CUFFEYTOWN CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1964 250
TRIB TO MIDDLE TYGER RIV South Carolina Scour Critical — Countermeasures Installed Poor 1965 250
WARRIOR CREEK South Carolina Scour Critical — Countermeasures Installed Good 1988 250
RAFTING CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1981 250
TWO MILE CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1969 250
BEAVERDAM CREEK South Carolina Scour Critical — Countermeasures Installed Good 1986 250
PHILLIPS CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1974 250
TWENTY FIVE MILE CREEK South Carolina Scour Critical — Countermeasures Installed Poor 1975 250
ISLAND CREEK South Carolina Scour Critical — Countermeasures Installed Good 1982 225
ROCKY RIVER South Carolina Scour Critical — Countermeasures Installed Fair 1955 225
SOUTH TYGER RIV TRIB South Carolina Scour Critical — Countermeasures Installed Fair 1981 225
SPIVEY CREEK South Carolina Scour Critical — Countermeasures Installed Poor 1955 225
TRIB TO ISLAND CK South Carolina Scour Critical — Countermeasures Installed Good 1982 225
ACADEMY BRANCH South Carolina Scour Critical — Countermeasures Installed Fair 1956 225
TRIB TO MIDDLE FORK CR South Carolina Scour Critical — Countermeasures Installed Fair 1989 225
BR OF LICK CK. South Carolina Scour Critical — Countermeasures Installed Fair 1960 225
WALNUT CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1964 225
BIG BEAVERDAM CREEK South Carolina Scour Critical — Countermeasures Installed Poor 1986 225
BEAVER DAM CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1964 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
TRIB NORTH PACOLET RIVER South Carolina Scour Critical — Countermeasures Installed Fair 1983 225
HEN COOP CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1977 225
BR CATAWBA RIVER South Carolina Scour Critical — Countermeasures Installed Fair 1980 225
WRIGHTS CREEK South Carolina Scour Critical — Countermeasures Installed Fair 1972 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
BR OF LOVE BR South Carolina Scour Critical — Countermeasures Installed Fair 1974 225
HORSE CREEK South Carolina Scour Critical — Countermeasures Installed Good 1982 225

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.