Scour Critical Bridges in Texas

3,912 bridges in Texas 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 3,912 bridges in Texas have been identified as vulnerable to scour damage.

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Bridge State Scour Status Condition Year Built ADT
HCFCD Texas Scour Critical, Countermeasures Ineffective Good 2022 252
HCFCD DITCH Texas Scour Critical, Countermeasures Ineffective Good 2008 252
ONSTOTT CRK Texas Scour Critical, Countermeasures Ineffective Fair 1948 252
HCFCD DITCH Texas Scour Critical, Countermeasures Ineffective Fair 1990 252
GREENS BAYOU Texas Scour Critical, Countermeasures Ineffective Good 2009 252
GREENS BAYOU Texas Scour Critical, Countermeasures Ineffective Good 2009 252
E FORK GOOSE CRK Texas Scour Critical, Countermeasures Ineffective Good 1989 252
BRUSHY CREEK Texas Scour Critical, Countermeasures Ineffective Good 2009 251
Medina River Texas Scour Critical, Countermeasures Ineffective Poor 1980 250
NICKABURR CREEK Texas Scour Critical, Countermeasures Ineffective Fair 1970 250
STOUTS CREEK Texas Scour Critical, Countermeasures Ineffective Fair 1963 250
WHITE ROCK CREEK Texas Scour Critical, Countermeasures Ineffective Good 1990 250
MUSTANG BAYOU Texas Scour Critical, Countermeasures Ineffective Good 2006 250
BRAZOS RIVER REL Texas Scour Critical, Countermeasures Ineffective Good 2011 250
DETENTION BASIN Texas Scour Critical, Countermeasures Ineffective Good 2009 250
DETENTION BASIN Texas Scour Critical, Countermeasures Ineffective Good 2011 250
DETENTION BASIN Texas Scour Critical, Countermeasures Ineffective Fair 2010 250
DETENTION BASIN Texas Scour Critical, Countermeasures Ineffective Good 2012 250
HCFCD DITCH Texas Scour Critical, Countermeasures Ineffective Good 2004 250
HCFCD DITCH Texas Scour Critical, Countermeasures Ineffective Good 2002 250
HCFCD DITCH Texas Scour Critical, Countermeasures Ineffective Good 2004 250
BRIAR CREEK Texas Scour Critical, Countermeasures Ineffective Fair 2002 243
LAKE CONROE Texas Scour Critical, Countermeasures Ineffective Fair 1988 242
TAYLOR GULLY Texas Scour Critical, Countermeasures Ineffective Good 2015 240
BRUSHY CREEK Texas Scour Critical, Countermeasures Ineffective Fair 1962 240
NO NAME CREEK Texas Scour Critical, Countermeasures Ineffective Good 2005 239
DRY FRIO RIVER 2ND XING Texas Scour Critical, Countermeasures Ineffective Good 2005 239
DRY FRIO RIVER 3RD XING Texas Scour Critical, Countermeasures Ineffective Good 2005 239
ROCK CREEK Texas Scour Critical, Countermeasures Ineffective Good 1966 239
DRY FRIO RIVER 1ST XING Texas Scour Critical, Countermeasures Ineffective Good 2005 239
McCLURE CREEK Texas Scour Critical, Countermeasures Ineffective Fair 1993 237
SISTER GROVE CREEK Texas Scour Critical, Countermeasures Ineffective Fair 1998 236
BRUSHY CREEK Texas Scour Critical, Countermeasures Ineffective Fair 1991 234
BURR OAK CREEK Texas Scour Critical, Countermeasures Ineffective Good 2007 234
SCATTER BRANCH Texas Scour Critical, Countermeasures Ineffective Fair 1923 234
PANTHER CREEK Texas Scour Critical, Countermeasures Ineffective Good 1955 234
DRAINAGE CANAL Texas Scour Critical, Countermeasures Ineffective Good 1985 233
DRAINAGE DITCH Texas Scour Critical, Countermeasures Ineffective Good 2000 233
LAKE Texas Scour Critical, Countermeasures Ineffective Good 2015 233
LIVE OAK CREEK Texas Scour Critical, Countermeasures Ineffective Fair 1975 233
DRAINAGE DITCH Texas Scour Critical, Countermeasures Ineffective Good 2006 233
LIVE OAK CREEK Texas Scour Critical, Countermeasures Ineffective Fair 1975 233
Stewarts Creek Texas Scour Critical, Countermeasures Ineffective Good 2023 233
DRAINAGE DITCH Texas Scour Critical, Countermeasures Ineffective Good 2006 233
DRAINAGE DITCH Texas Scour Critical, Countermeasures Ineffective Good 2006 233
DRAINAGE DITCH Texas Scour Critical, Countermeasures Ineffective Good 2000 233
HARMONY CREEK Texas Scour Critical, Countermeasures Ineffective Good 2014 233
SCHOOLEY CREEK Texas Scour Critical, Countermeasures Ineffective Good 1964 233
BIG CREEK Texas Scour Critical, Countermeasures Ineffective Good 1964 233
LITTLE WICHITA RIVER REL Texas Scour Critical, Countermeasures Ineffective Good 2002 233

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.