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 |
|---|---|---|---|---|---|
| ARKANSAS RIVER | Kansas | Scour Critical — Countermeasures Installed | Good | 1930 | 4,289 |
| ARKANSAS RIVER DRAINAGE | Kansas | Scour Critical — Countermeasures Installed | Fair | 1984 | 4,289 |
| ARKANSAS RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1957 | 4,206 |
| SPRING RIVER | Kansas | Scour Critical — Countermeasures Installed | Good | 1964 | 4,096 |
| BULL CREEK BNSF RR | Kansas | Scour Critical — Countermeasures Installed | Fair | 1964 | 4,016 |
| ARKANSAS RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1954 | 3,878 |
| SECOND COW CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1980 | 3,817 |
| ARKANSAS RIVER | Kansas | Scour Critical — Countermeasures Installed | Good | 1980 | 3,622 |
| BIG CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1966 | 3,622 |
| C STREET CANAL | Kansas | Scour Critical — Countermeasures Installed | Fair | 1950 | 3,620 |
| ARKANSAS RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1961 | 3,602 |
| SMOKY HILL RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1970 | 3,581 |
| PLUM CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1982 | 3,558 |
| WALNUT RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1953 | 3,509 |
| WALNUT RIVER DRAINAGE | Kansas | Scour Critical — Countermeasures Installed | Fair | 1953 | 3,509 |
| STEWART CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1953 | 3,488 |
| STEWART CREEK DRAINAGE | Kansas | Scour Critical — Countermeasures Installed | Fair | 1953 | 3,488 |
| MILL CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1987 | 3,458 |
| WALNUT RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1988 | 3,377 |
| KANSAS RIVER & BNSF RR | Kansas | Scour Critical — Countermeasures Installed | Fair | 1964 | 3,300 |
| PAWNEE RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1953 | 3,232 |
| EAST COW CREEK OVERFLOW | Kansas | Scour Critical — Countermeasures Installed | Good | 1986 | 3,207 |
| EAST COW CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1986 | 3,207 |
| LITTLE ARKANSAS RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1956 | 3,191 |
| KANSAS RIVER | Kansas | Scour Critical — Countermeasures Installed | Good | 1965 | 3,128 |
| NORTH SUGAR CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1982 | 3,109 |
| LITTLE WALNUT RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1949 | 3,068 |
| BIG SUGAR CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1979 | 3,063 |
| N F BLK VERMILLION R DRN | Kansas | Scour Critical — Countermeasures Installed | Good | 1958 | 3,045 |
| LABETTE CREEK DRAINAGE | Kansas | Scour Critical — Countermeasures Installed | Fair | 1959 | 3,016 |
| BACHELOR CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1959 | 3,016 |
| NORTH COTTONWOOD RIVER | Kansas | Scour Critical — Countermeasures Installed | Good | 1987 | 2,923 |
| MARAIS DES CYGNES RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1973 | 2,760 |
| S F NINNESCAH RIVER | Kansas | Scour Critical — Countermeasures Installed | Good | 1988 | 2,720 |
| COON CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1986 | 2,688 |
| NINE MILE CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1978 | 2,650 |
| ONION CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1970 | 2,627 |
| JESTER CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1987 | 2,627 |
| ONION CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1970 | 2,627 |
| WOLF RIVER | Kansas | Scour Critical — Countermeasures Installed | Fair | 1965 | 2,619 |
| W FK DRY WOOD CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1935 | 2,601 |
| ROCK CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1983 | 2,575 |
| NINNESCAH (S F) RIVER | Kansas | Scour Critical — Countermeasures Installed | Good | 1988 | 2,565 |
| FROG CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1974 | 2,555 |
| WILDCAT CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1967 | 2,524 |
| SOLOMON RIVER | Kansas | Scour Critical — Countermeasures Installed | Good | 1966 | 2,514 |
| BURNT CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1959 | 2,462 |
| LITTLE SHAWNEE CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1987 | 2,401 |
| SLATE CREEK | Kansas | Scour Critical — Countermeasures Installed | Fair | 1950 | 2,391 |
| NORTH BRANCH SLATE CREEK | Kansas | Scour Critical — Countermeasures Installed | Good | 1964 | 2,370 |
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.