Scour Critical Bridges in Alabama

450 bridges in Alabama 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 450 bridges in Alabama have been identified as vulnerable to scour damage.

Clear
Bridge State Scour Status Condition Year Built ADT
POLEY CREEK Alabama Scour Critical — Countermeasures Installed Poor 1963 440
BLACKWOOD CREEK Alabama Scour Critical — Countermeasures Installed Fair 1957 439
CANE CREEK Alabama Scour Critical — Countermeasures Installed Good 1989 425
SOFKAHATCHEE CREEK Alabama Scour Critical — Countermeasures Installed Fair 1975 420
CONECUH RIVER Alabama Scour Critical — Countermeasures Installed Good 2003 420
WHITEWATER CREEK Alabama Scour Critical — Countermeasures Installed Fair 1965 414
BLACKWATER CREEK Alabama Scour Critical — Countermeasures Installed Fair 1975 400
CRAWFORD CREEK Alabama Scour Critical — Countermeasures Installed Good 2000 400
LUBBUB CREEK RELIEF Alabama Scour Critical — Countermeasures Installed Good 1999 400
BEAVER CREEK Alabama Scour Critical — Countermeasures Installed Fair 1995 400
HIGH LOG CREEK Alabama Scour Critical — Countermeasures Installed Good 1997 400
CO RD 431 CHESTNUT CRK Alabama Scour Critical — Countermeasures Installed Good 1981 400
LUBBUB CREEK Alabama Scour Critical — Countermeasures Installed Good 1999 400
BLACKWATER CREEK RELIEF Alabama Scour Critical — Countermeasures Installed Fair 1970 400
DOUBLE BRANCH Alabama Scour Critical — Countermeasures Installed Fair 1973 400
INDIAN BRANCH Alabama Scour Critical — Countermeasures Installed Fair 1965 390
MUDDY CREEK Alabama Scour Critical — Countermeasures Installed Fair 1994 390
CREEPING SWAMP CREEK Alabama Scour Critical — Countermeasures Installed Good 2003 385
ESCATAWPA RIVER Alabama Scour Critical — Countermeasures Installed Good 2003 385
CUT BANK CREEK Alabama Scour Critical — Countermeasures Installed Fair 2004 380
SAMSON BRANCH Alabama Scour Critical — Countermeasures Installed Fair 1951 375
DOUBLE BRIDGES CREEK Alabama Scour Critical — Countermeasures Installed Fair 1968 375
TRUSSELL CREEK Alabama Scour Critical — Countermeasures Installed Good 1993 368
HALL CREEK Alabama Scour Critical — Countermeasures Installed Fair 1960 365
ISBELL BRANCH Alabama Scour Critical — Countermeasures Installed Poor 1940 350
PEA RIVER Alabama Scour Critical — Countermeasures Installed Good 1990 350
TRIB TO MULBERRY CREEK Alabama Scour Critical — Countermeasures Installed Good 1989 350
CALEBEE CREEK Alabama Scour Critical — Countermeasures Installed Fair 1958 350
NO NAME STREAM Alabama Scour Critical — Countermeasures Installed Fair 1968 350
TARVER CREEK Alabama Scour Critical — Countermeasures Installed Good 1998 350
NO NAME BRANCH Alabama Scour Critical — Countermeasures Installed Fair 1997 350
GIN CREEK Alabama Scour Critical — Countermeasures Installed Good 2001 350
PEA RIVER Alabama Scour Critical — Countermeasures Installed Fair 1990 350
CHANNAHATCHEE CREEK Alabama Scour Critical — Countermeasures Installed Fair 1974 350
LITTLE KIN CK Alabama Scour Critical — Countermeasures Installed Good 1952 345
OHATCHEE CREEK Alabama Scour Critical — Countermeasures Installed Fair 1989 344
SPRING CREEK Alabama Scour Critical — Countermeasures Installed Fair 2004 339
JOHNSON CREEK Alabama Scour Critical — Countermeasures Installed Fair 1952 335
LITTLE JUDY CREEK Alabama Scour Critical — Countermeasures Installed Fair 1973 334
CHEWACLA CREEK REL Alabama Scour Critical — Countermeasures Installed Fair 1961 325
CHEWACLA CREEK Alabama Scour Critical — Countermeasures Installed Poor 1961 325
UNNAMED BRANCH Alabama Scour Critical — Countermeasures Installed Poor 1961 325
CAMPGROUND BRANCH Alabama Scour Critical — Countermeasures Installed Fair 1962 325
DAY BRANCH Alabama Scour Critical — Countermeasures Installed Poor 1965 324
ROBINSON BRANCH Alabama Scour Critical — Countermeasures Installed Good 1954 315
DIXON MILL CREEK Alabama Scour Critical — Countermeasures Installed Fair 1959 310
FIVE RUNS CREEK Alabama Scour Critical — Countermeasures Installed Fair 1963 310
CONECUH RIVER RELIEF Alabama Scour Critical — Countermeasures Installed Good 2007 305
CONECUH RIVER Alabama Scour Critical — Countermeasures Installed Good 2006 305
PEA RIVER Alabama Scour Critical — Countermeasures Installed Fair 1974 300

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.