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 |
|---|---|---|---|---|---|
| SMOOTS CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1954 | 431 |
| ELK RIVER | Kansas | Scour Critical — Countermeasures Installed | Good | 1956 | 426 |
| CHIKASKIA RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1985 | 416 |
| BUFFALO CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1981 | 416 |
| ELK CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1978 | 404 |
| S. FORK BIG NEMAHA RIV. | Kansas | Scour Critical — Countermeasures Installed | Good | 1994 | 375 |
| N FORK NINNESCAH RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1979 | 375 |
| CROOKED CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1957 | 359 |
| CROOKED CREEK OVERFLOW | Kansas | Scour Critical — Countermeasures Installed | Fair | 1957 | 359 |
| SOUTH FORK SOLOMON RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1954 | 357 |
| TRIB. TO MUD CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1934 | 350 |
| MEDICINE RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1936 | 349 |
| SILVER CREEK | Kansas | Scour Critical — Countermeasures Installed | Poor | 1983 | 342 |
| BIG BLUE RIVER PED PATH | Kansas | Scour Critical — Countermeasures Installed | Good | 1957 | 340 |
| HORSESHOE CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1948 | 338 |
| SOLDIER CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1985 | 336 |
| SOLDIER CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1985 | 336 |
| OAK CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1949 | 323 |
| LITTLE STRANGER CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1985 | 323 |
| TRIB NFB VERMILLION RIV. | Kansas | Scour Critical — Countermeasures Installed | Fair | 1930 | 315 |
| SPRING CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1980 | 313 |
| ARKANSAS RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1962 | 310 |
| LOST CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1980 | 308 |
| TECUMSEH CREEK | Kansas | Scour Critical — Countermeasures Installed | Poor | 1970 | 300 |
| TRIB. TO LABETTE CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1935 | 300 |
| TRIB TO DRY CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1941 | 286 |
| LITTLE ARKANSAS RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1964 | 270 |
| MULBERRY CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1940 | 265 |
| MARAIS DES CYGNES RIVER | Kansas | Scour Critical — Countermeasures Installed | Good | 2006 | 263 |
| S. FORK NINNESCAH RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1949 | 255 |
| WALNUT RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1988 | 250 |
| TRIB. TO ROBIDOUX CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1971 | 242 |
| ROBIDOUX CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 2006 | 242 |
| PAWNEE RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1958 | 235 |
| STREAM | Kansas | Scour Critical — Countermeasures Installed | Fair | 1960 | 233 |
| TRIB. S. FORK OTTER CK. | Kansas | Scour Critical — Countermeasures Installed | Poor | 1936 | 233 |
| DRAGOON CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1984 | 215 |
| COW CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1971 | 215 |
| TRIB. TO SOUTH WEA CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1966 | 215 |
| LITTLE FLY CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1961 | 210 |
| CAMP CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1935 | 200 |
| ROCK CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1950 | 200 |
| TRIB. TO GROUSE CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1926 | 195 |
| CONNOR CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1985 | 180 |
| STREAM | Kansas | Scour Critical — Countermeasures Installed | Poor | 1959 | 175 |
| SOLDIER CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1971 | 166 |
| SMOKY HILL RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1960 | 164 |
| Nine Mile Creek | Kansas | Scour Critical — Countermeasures Installed | Fair | 1953 | 160 |
| BLACK VERMILLION RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1979 | 159 |
| REPUBLICAN RIVER | Kansas | Scour Critical — Countermeasures Installed | Good | 1981 | 155 |
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.