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 |
|---|---|---|---|---|---|
| WAHOO CREEK TRIB | Nebraska | Scour Critical — Countermeasures Installed | Good | 1960 | 40 |
| M FK MAPLE CREEK | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 40 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 40 |
| LINCOLN CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1938 | 40 |
| PLUM CREEK | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 40 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1992 | 40 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 40 |
| WALNUT CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1989 | 40 |
| W FK BIG BLUE RIVER | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1969 | 40 |
| YANKTON SLOUGH | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 40 |
| WILLOW CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1974 | 40 |
| LOUP RIVER CANAL TRIB | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 40 |
| W FK BIG BLUE RIVER | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1940 | 40 |
| BEAR CREEK | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 40 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1976 | 40 |
| DAVIS CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1920 | 40 |
| W BR SPRING CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1975 | 40 |
| N CH PLATTE RIVER | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1932 | 40 |
| N BR BIG BLUE RIVER | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 40 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1951 | 40 |
| BEAVER CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1924 | 40 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 40 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 40 |
| INDIAN CREEK | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 40 |
| LITTLE SANDY CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1950 | 40 |
| SAND CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1950 | 40 |
| N BR BIG BLUE RIVER | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 40 |
| SHELL CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 40 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 40 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 40 |
| LOST BRANCH | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 40 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 40 |
| SPRING CREEK | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 40 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 40 |
| WAHOO CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 40 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 40 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1957 | 40 |
| NORTH FORK ROCK CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1950 | 40 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1969 | 40 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 40 |
| OTOE CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1925 | 37 |
| PLUM CREEK TRIB | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 35 |
| PLUM CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1986 | 35 |
| DEROIN CREEK | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 35 |
| WILSON CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 35 |
| BUFFALO CREEK | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 35 |
| SAND CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1965 | 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 |
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.