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 |
|---|---|---|---|---|---|
| FREEMAN BRANCH | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1966 | 384 |
| FREEMAN CREEK | Texas | Scour Critical — Countermeasures Ineffective | Good | 2003 | 384 |
| TWIN HOLLOW CREEK | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1938 | 384 |
| LITTLE WHITE RCK CRK REL | Texas | Scour Critical — Countermeasures Ineffective | Good | 1995 | 382 |
| SANDY CREEK | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1954 | 379 |
| DRAW | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1959 | 379 |
| TIDWELL CREEK | Texas | Scour Critical — Countermeasures Ineffective | Good | 1988 | 378 |
| W FORK BRIAR BR | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1952 | 377 |
| MCWRIGHT BR | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1952 | 377 |
| EAST CADDO CREEK | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1992 | 377 |
| KINGS CREEK | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1935 | 375 |
| PLUM CREEK | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1959 | 374 |
| DRAW | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1959 | 374 |
| RATLIFF BRANCH | Texas | Scour Critical — Countermeasures Ineffective | Good | 1985 | 373 |
| MARTIN CRK | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1948 | 370 |
| DRAW | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1964 | 369 |
| FLINT CREEK | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1964 | 369 |
| NOBLE CREEK | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1963 | 368 |
| DRAW | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1963 | 368 |
| BEAR HEAD CREEK | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1955 | 367 |
| HOLDEN BR | Texas | Scour Critical — Countermeasures Ineffective | Good | 1962 | 364 |
| CUTHAND CREEK BRANCH | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1951 | 364 |
| MULBERRY CR | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1954 | 362 |
| WILLACY MAIN CANAL | Texas | Scour Critical — Countermeasures Ineffective | Fair | 2007 | 358 |
| DUCK CREEK | Texas | Scour Critical — Countermeasures Ineffective | Good | 1976 | 357 |
| MALLORY CREEK | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1956 | 356 |
| MAXWELL CREEK | Texas | Scour Critical — Countermeasures Ineffective | Good | 2003 | 356 |
| DUGAN CREEK | Texas | Scour Critical — Countermeasures Ineffective | Good | 1959 | 354 |
| WEST YEGUA CREEK | Texas | Scour Critical — Countermeasures Ineffective | Good | 2024 | 353 |
| N SULPHUR RIVER | Texas | Scour Critical — Countermeasures Ineffective | Good | 2010 | 350 |
| DRAW | Texas | Scour Critical — Countermeasures Ineffective | Good | 1967 | 350 |
| MOUND CREEK | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1999 | 350 |
| DRAW | Texas | Scour Critical — Countermeasures Ineffective | Good | 2008 | 347 |
| ROCK CREEK RELIEF #1 | Texas | Scour Critical — Countermeasures Ineffective | Fair | 2001 | 345 |
| DURHAM BR | Texas | Scour Critical — Countermeasures Ineffective | Good | 1951 | 345 |
| MIDDLE SULPHUR RIVER | Texas | Scour Critical — Countermeasures Ineffective | Good | 2002 | 341 |
| DRAW | Texas | Scour Critical — Countermeasures Ineffective | Good | 1938 | 340 |
| DRAW | Texas | Scour Critical — Countermeasures Ineffective | Good | 1938 | 340 |
| MORGAN BRANCH | Texas | Scour Critical — Countermeasures Ineffective | Good | 1938 | 340 |
| MUSTANG BAYOU | Texas | Scour Critical — Countermeasures Ineffective | Good | 2010 | 340 |
| MALLORY CREEK | Texas | Scour Critical — Countermeasures Ineffective | Good | 2003 | 336 |
| SHOOTER CR | Texas | Scour Critical — Countermeasures Ineffective | Good | 2006 | 332 |
| DENTON CREEK | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1963 | 330 |
| CANEY CRK | Texas | Scour Critical — Countermeasures Ineffective | Good | 1967 | 330 |
| CEDAR CREEK | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1985 | 330 |
| Loring Creek Relief | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1949 | 329 |
| KING CREEK | Texas | Scour Critical — Countermeasures Ineffective | Good | 1991 | 328 |
| BOIS DARC CRK | Texas | Scour Critical — Countermeasures Ineffective | Good | 1991 | 328 |
| DRY FORK LITTLE WICHITA | Texas | Scour Critical — Countermeasures Ineffective | Good | 1964 | 328 |
| ALLEN CREEK | Texas | Scour Critical — Countermeasures Ineffective | Fair | 1943 | 327 |
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.