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
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 — 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.