Scour Critical Bridges in Nebraska
962 bridges in Nebraska 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 962 bridges in Nebraska have been identified as vulnerable to scour damage.
| Bridge | State | Scour Status | Condition | Year Built | ADT |
|---|---|---|---|---|---|
| W FK BIG BLUE RIVER | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1975 | 35 |
| W FK BIG BLUE RIVER | Nebraska | Scour Critical — Countermeasures Installed | Good | 1922 | 35 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1974 | 35 |
| LOST CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1969 | 35 |
| S FK TURKEY CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1948 | 35 |
| JOHNSON CREEK S FORK | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1920 | 35 |
| MIDDLE CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 35 |
| SHAW CREEK | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 35 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 35 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 35 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 35 |
| BEAVER CREEK | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1951 | 35 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 35 |
| BUFFALO CREEK | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 35 |
| SHERMAN RESERVOIR CANAL | Nebraska | Scour Critical — Countermeasures Installed | Good | 1950 | 35 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1957 | 35 |
| SAND CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1965 | 35 |
| DEER CREEK | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 35 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 35 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 35 |
| SANDERS CREEK | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1940 | 35 |
| W FK BIG BLUE RIVER | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1925 | 35 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 35 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 35 |
| TURKEY CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1975 | 35 |
| W FK BIG BLUE RIVER | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1914 | 35 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 35 |
| FOURMILE CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1925 | 35 |
| DEROIN CREEK | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 35 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 35 |
| ORD CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 35 |
| BIG BLUE RIVER | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1960 | 32 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 30 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 30 |
| BAZILE CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1970 | 30 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1950 | 30 |
| M FK MAPLE CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 30 |
| LINCOLN CREEK TRIB | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1975 | 30 |
| POLE CREEK | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 30 |
| MUNSON CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1970 | 30 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1972 | 30 |
| ROSE CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1971 | 30 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 30 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 30 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 30 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 30 |
| SO FORK UNION CREEK TRIB | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1991 | 30 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 30 |
| DRY BRANCH | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 30 |
| TRIB TO N FORK WAHOO CRK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 30 |
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.