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 |
|---|---|---|---|---|---|
| TRACY CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 100 |
| WAHOO CREEK | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1945 | 100 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 100 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 100 |
| TURKEY CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1927 | 100 |
| YANKEE CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1950 | 100 |
| LEVITT DRAIN | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1988 | 100 |
| WAGON TONGUE CREEK | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1965 | 100 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 100 |
| ELK CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1977 | 100 |
| WHITE RIVER | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 100 |
| MUDDY CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1963 | 95 |
| CALLAHAN CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1952 | 95 |
| N BR WEEPING WATER CREEK | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1978 | 95 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 95 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1974 | 95 |
| W FK BIG BLUE RIVER | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1927 | 94 |
| RAWHIDE CREEK | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1958 | 91 |
| LOSEKE CREEK | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1971 | 90 |
| N FK BIG NEMAHA RIVER | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1970 | 90 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1937 | 90 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 90 |
| N FK BIG NEMAHA RIVER TR | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 90 |
| MOSQUITO CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 90 |
| COAL CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1973 | 90 |
| S FK LITTLE NEMAHA RIVER | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1950 | 90 |
| CEDAR CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1956 | 85 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1952 | 85 |
| BUFFALO CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 85 |
| LINCOLN CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1939 | 85 |
| BEAVER CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1939 | 83 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 80 |
| BELL CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 80 |
| BEAVER CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 80 |
| BRAWNERS CREEK | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 80 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1953 | 80 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1955 | 80 |
| BROWNELL CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 80 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 80 |
| TURKEY CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1969 | 75 |
| WAHOO CREEK TRIB | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 75 |
| WESTERN SARPY DRAIN DITC | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 75 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 75 |
| S BR TIMBER CREEK | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1974 | 75 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 75 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 75 |
| SMITH CREEK | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 75 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1940 | 75 |
| LITTLE NEMAHA RIVER | Nebraska | Scour Critical — Countermeasures Installed | Poor | 1935 | 75 |
| STREAM | Nebraska | Scour Critical — Countermeasures Installed | Fair | 1935 | 75 |
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.