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.
| Bridge | State | Scour Status | Condition | Year Built | ADT |
|---|---|---|---|---|---|
| Roseberry Bottoms | Alabama | Scour Critical — Countermeasures Installed | Fair | 1960 | 920 |
| BEAVER DAM CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1960 | 903 |
| CATOMA CREEK RELIEF | Alabama | Scour Critical — Countermeasures Installed | Good | 1958 | 900 |
| CATOMA CREEK | Alabama | Scour Critical — Countermeasures Installed | Good | 1958 | 900 |
| CATOMA CREEK RELIEF | Alabama | Scour Critical — Countermeasures Installed | Good | 1958 | 900 |
| SIKES CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1951 | 898 |
| YANTLEY CREEK | Alabama | Scour Critical — Countermeasures Installed | Good | 1998 | 850 |
| BIG CREEEK | Alabama | Scour Critical — Countermeasures Installed | Good | 2003 | 820 |
| JUNIPER CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1990 | 814 |
| TALASSEEHATCHEE CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1950 | 805 |
| BEAVER DAM CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1996 | 790 |
| RED CREEK | Alabama | Scour Critical — Countermeasures Installed | Good | 1995 | 784 |
| LITTLE PATSALIGA CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1962 | 766 |
| AUTAUGA CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1999 | 750 |
| DORSEY CREEK | Alabama | Scour Critical — Countermeasures Installed | Poor | 1972 | 713 |
| 0MUSSEE CREEK | Alabama | Scour Critical — Countermeasures Installed | Good | 1993 | 700 |
| BILBO CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 2003 | 685 |
| LITTLE COVE CREEK | Alabama | Scour Critical — Countermeasures Installed | Good | 2003 | 675 |
| BUCK CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1963 | 670 |
| DRY CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1963 | 670 |
| HILL CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1955 | 665 |
| RELIEF PATSALIGA | Alabama | Scour Critical — Countermeasures Installed | Fair | 1964 | 653 |
| LITTLE CROW CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1927 | 650 |
| KNOX CREEK | Alabama | Scour Critical — Countermeasures Installed | Good | 1997 | 650 |
| BUZZARD ROOST CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1981 | 620 |
| PAINT ROCK RIVER | Alabama | Scour Critical — Countermeasures Installed | Fair | 1958 | 601 |
| BLUE CREEK | Alabama | Scour Critical — Countermeasures Installed | Good | 1994 | 600 |
| BLUE CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1949 | 600 |
| CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1956 | 600 |
| YELLOW RIVER | Alabama | Scour Critical — Countermeasures Installed | Fair | 1962 | 600 |
| BARBOUR CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1969 | 600 |
| NARROW GAP CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1955 | 580 |
| SWIFT CREEK CO.RD.40 | Alabama | Scour Critical — Countermeasures Installed | Good | 2002 | 560 |
| BASSETTS CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 2003 | 559 |
| GOOSE CREEK | Alabama | Scour Critical — Countermeasures Installed | Good | 2004 | 540 |
| HORSE CREEK | Alabama | Scour Critical — Countermeasures Installed | Good | 1994 | 530 |
| SEABES CREEK | Alabama | Scour Critical — Countermeasures Installed | Good | 1995 | 520 |
| FLAT CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1956 | 514 |
| YELLOW CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1987 | 510 |
| COWARTS CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1989 | 500 |
| WHITES SLOUGH | Alabama | Scour Critical — Countermeasures Installed | Good | 1983 | 500 |
| WRIGHTS CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1993 | 485 |
| BIG MULBERRY CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1935 | 479 |
| TOWNSEND CREEK | Alabama | Scour Critical — Countermeasures Installed | Good | 1981 | 474 |
| ABBIE CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1964 | 468 |
| LITTLE DRY CREEK | Alabama | Scour Critical — Countermeasures Installed | Good | 2003 | 460 |
| PEA RIVER | Alabama | Scour Critical — Countermeasures Installed | Good | 1970 | 452 |
| BIG KINTERBISH | Alabama | Scour Critical — Countermeasures Installed | Good | 1952 | 450 |
| CANE CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1962 | 450 |
| KELLY CREEK | Alabama | Scour Critical — Countermeasures Installed | Fair | 1956 | 442 |
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.