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.
| Bridge | State | Scour Status | Condition | Year Built | ADT |
|---|---|---|---|---|---|
| HCFCD DITCH | Texas | Scour Critical, Countermeasures Ineffective | Good | 2007 | 200 |
| BOGGS GULLY | Texas | Scour Critical, Countermeasures Ineffective | Good | 2002 | 200 |
| WOODLANDS WATERWAY | Texas | Scour Critical, Countermeasures Ineffective | Fair | 1995 | 200 |
| WOODLANDS WATERWAY | Texas | Scour Critical, Countermeasures Ineffective | Fair | 1995 | 200 |
| EGYPT CREEK | Texas | Scour Critical, Countermeasures Ineffective | Fair | 1985 | 200 |
| STEWART CREEK | Texas | Scour Critical, Countermeasures Ineffective | Fair | 2005 | 200 |
| DRAINAGE DITCH | Texas | Scour Critical, Countermeasures Ineffective | Good | 2012 | 200 |
| DAVIS BRANCH | Texas | Scour Critical, Countermeasures Ineffective | Poor | 2000 | 200 |
| STOUTS CREEK | Texas | Scour Critical, Countermeasures Ineffective | Fair | 1963 | 200 |
| Cibolo Creek | Texas | Scour Critical, Countermeasures Ineffective | Good | 2022 | 200 |
| WHITE ROCK CREEK TRIB | Texas | Scour Critical, Countermeasures Ineffective | Fair | 2005 | 200 |
| MEDIO CREEK | Texas | Scour Critical, Countermeasures Ineffective | Good | 1994 | 200 |
| Drainage Ditch | Texas | Scour Critical, Countermeasures Ineffective | Good | 2022 | 200 |
| DRAW | Texas | Scour Critical, Countermeasures Ineffective | Good | 2013 | 200 |
| DRAW | Texas | Scour Critical, Countermeasures Ineffective | Good | 2015 | 200 |
| DRAW | Texas | Scour Critical, Countermeasures Ineffective | Good | 2015 | 200 |
| CYPRESS CREEK | Texas | Scour Critical, Countermeasures Ineffective | Good | 2011 | 200 |
| Caney Creek | Texas | Scour Critical, Countermeasures Ineffective | Good | 2014 | 199 |
| COTTONWOOD CREEK | Texas | Scour Critical, Countermeasures Ineffective | Good | 1995 | 199 |
| BOIS DARC CREEK | Texas | Scour Critical, Countermeasures Ineffective | Fair | 1979 | 197 |
| VALLEY CREEK | Texas | Scour Critical, Countermeasures Ineffective | Fair | 1960 | 197 |
| ECLETO CREEK | Texas | Scour Critical, Countermeasures Ineffective | Good | 2009 | 196 |
| DRAW | Texas | Scour Critical, Countermeasures Ineffective | Good | 1994 | 196 |
| BRUSHY CREEK REL. | Texas | Scour Critical, Countermeasures Ineffective | Good | 1959 | 195 |
| SNOW CREEK | Texas | Scour Critical, Countermeasures Ineffective | Fair | 1995 | 192 |
| GHOST CREEK | Texas | Scour Critical, Countermeasures Ineffective | Good | 1995 | 192 |
| WAFER CREEK | Texas | Scour Critical, Countermeasures Ineffective | Good | 2005 | 192 |
| DRAW | Texas | Scour Critical, Countermeasures Ineffective | Fair | 1958 | 191 |
| DRAW | Texas | Scour Critical, Countermeasures Ineffective | Good | 1958 | 191 |
| CANEY CREEK | Texas | Scour Critical, Countermeasures Ineffective | Good | 1962 | 190 |
| CANEY CREEK BRANCH | Texas | Scour Critical, Countermeasures Ineffective | Fair | 1962 | 190 |
| COTTONWOOD CREEK | Texas | Scour Critical, Countermeasures Ineffective | Fair | 2002 | 189 |
| EAST BRUSHY CREEK | Texas | Scour Critical, Countermeasures Ineffective | Good | 2006 | 187 |
| N. FORK LITTLE WICHITA | Texas | Scour Critical, Countermeasures Ineffective | Fair | 1953 | 187 |
| LAKE CREEK | Texas | Scour Critical, Countermeasures Ineffective | Fair | 1976 | 186 |
| CLEAR CREEK | Texas | Scour Critical, Countermeasures Ineffective | Good | 2010 | 186 |
| MOUNTAIN CREEK | Texas | Scour Critical, Countermeasures Ineffective | Good | 1996 | 185 |
| WEST CEDAR CREEK | Texas | Scour Critical, Countermeasures Ineffective | Fair | 1996 | 185 |
| EAST CEDAR CREEK | Texas | Scour Critical, Countermeasures Ineffective | Good | 1996 | 185 |
| Draw | Texas | Scour Critical, Countermeasures Ineffective | Fair | 1949 | 185 |
| DRAW | Texas | Scour Critical, Countermeasures Ineffective | Fair | 1960 | 185 |
| BEAVER CREEK | Texas | Scour Critical, Countermeasures Ineffective | Good | 1960 | 185 |
| DRAW | Texas | Scour Critical, Countermeasures Ineffective | Good | 1960 | 185 |
| Onion Creek | Texas | Scour Critical, Countermeasures Ineffective | Good | 2016 | 184 |
| Walnut Branch | Texas | Scour Critical, Countermeasures Ineffective | Good | 1986 | 184 |
| TUB INK BNCH FISH CK | Texas | Scour Critical, Countermeasures Ineffective | Good | 1951 | 184 |
| NORTH FISH CREEK | Texas | Scour Critical, Countermeasures Ineffective | Good | 1985 | 184 |
| DRAW | Texas | Scour Critical, Countermeasures Ineffective | Good | 1951 | 184 |
| DRAINAGE DITCH | Texas | Scour Critical, Countermeasures Ineffective | Fair | 1963 | 183 |
| HOLLIDAY CREEK | Texas | Scour Critical, Countermeasures Ineffective | Good | 2008 | 182 |
Scour Critical Rating Codes
| Code 2, Unaddressed | Bridge is scour critical with no countermeasures installed. The foundation is vulnerable and no protective action has been taken. |
| Code 3, Countermeasures Installed | Protective measures (riprap, sheet piling, etc.) have been installed to reduce scour risk, but the bridge remains classified as scour critical. |
| Code 6, Countermeasures Ineffective | Protective 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.