Scour Critical Bridges in Kansas
638 bridges in Kansas 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 638 bridges in Kansas have been identified as vulnerable to scour damage.
| Bridge | State | Scour Status | Condition | Year Built | ADT |
|---|---|---|---|---|---|
| SMALL STREAM | Kansas | Scour Critical — Countermeasures Installed | Poor | 1923 | 75 |
| CLEAR CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1970 | 75 |
| WEST WHITEWATER CREEK | Kansas | Scour Critical — Countermeasures Installed | Poor | 1956 | 75 |
| COW CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1969 | 75 |
| COW CREEK OVERFLOW | Kansas | Scour Critical — Countermeasures Installed | Good | 2002 | 75 |
| TRIB. BLACK VERMILLION | Kansas | Scour Critical — Countermeasures Installed | Fair | 1955 | 73 |
| TRIB. TO NEMAHA RIVER | Kansas | Scour Critical — Countermeasures Installed | Poor | 1935 | 72 |
| LITTLE ARKANSAS RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1995 | 72 |
| SALINE RIVER | Kansas | Scour Critical — Countermeasures Installed | Poor | 1953 | 70 |
| ONION CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1954 | 70 |
| SMOKY HILL RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1940 | 70 |
| TRIB. LITTLE OSAGE RIVER | Kansas | Scour Critical — Countermeasures Installed | Poor | 1925 | 70 |
| WHITEWATER CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1976 | 70 |
| ROCK CREEK | Kansas | Scour Critical — Countermeasures Installed | Poor | 1960 | 70 |
| COW CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1990 | 70 |
| WOLF CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1977 | 70 |
| COAL CREEK | Kansas | Scour Critical — Countermeasures Installed | Poor | 1946 | 66 |
| SHAWNEE CREEK | Kansas | Scour Critical — Countermeasures Installed | Poor | 1970 | 65 |
| INDIAN CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1979 | 65 |
| COURTLAND CANAL | Kansas | Scour Critical — Countermeasures Installed | Fair | 1956 | 65 |
| TRIB.BLACK VERILLION R. | Kansas | Scour Critical — Countermeasures Installed | Poor | 1963 | 65 |
| TRIB. TO BIG BULL CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1900 | 63 |
| WILDCAT CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1930 | 60 |
| CANVILLE CREEK | Kansas | Scour Critical — Countermeasures Installed | Poor | 1961 | 60 |
| Bachelor Creek | Kansas | Scour Critical — Countermeasures Installed | Poor | 1960 | 57 |
| TRIB. OF POOLE BRANCH | Kansas | Scour Critical — Countermeasures Installed | Fair | 1930 | 56 |
| TRIB TO DEADMAN CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1930 | 55 |
| RALLS CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1964 | 55 |
| MIDDLE BEAVER CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1968 | 55 |
| TRIB. TO INDIAN CREEK | Kansas | Scour Critical — Countermeasures Installed | Poor | 1934 | 54 |
| TRIB DRAGOON CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1930 | 53 |
| TRIB TO CARTER CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1960 | 50 |
| MARMATON RIVER | Kansas | Scour Critical — Countermeasures Installed | Poor | 1940 | 50 |
| BIRD CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1917 | 50 |
| BRANCH OF BEMIS CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1924 | 50 |
| TRIB. TO CHERRY CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1963 | 50 |
| OAK CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1949 | 50 |
| TRIB. TO WILDCAT CREEK | Kansas | Scour Critical — Countermeasures Installed | Poor | 1938 | 50 |
| TRIB OF CLARKS CREEK | Kansas | Scour Critical — Countermeasures Installed | Poor | 1940 | 50 |
| TRIB. VERDIGRIS RIVER | Kansas | Scour Critical — Countermeasures Installed | Poor | 1931 | 50 |
| JESTER CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1980 | 50 |
| SNOW CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1975 | 50 |
| PUMPKIN CREEK | Kansas | Scour Critical — Countermeasures Installed | Poor | 1930 | 50 |
| LITTLE LABETTE CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1976 | 50 |
| LAKE CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1975 | 50 |
| ROCK CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1979 | 50 |
| MILL CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1970 | 50 |
| MUD CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1973 | 50 |
| RILEY CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1986 | 50 |
| WEST BEAVER CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1940 | 50 |
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.