Scour Critical Bridges in Vermont
242 bridges in Vermont 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 242 bridges in Vermont have been identified as vulnerable to scour damage.
| Bridge | State | Scour Status | Condition | Year Built | ADT |
|---|---|---|---|---|---|
| COOPER BROOK | Vermont | Scour Critical — Countermeasures Installed | Good | 1985 | 75 |
| JAY BRANCH | Vermont | Scour Critical — Countermeasures Installed | Fair | 1960 | 75 |
| BALL MTN. BROOK | Vermont | Scour Critical — Countermeasures Installed | Fair | 1939 | 75 |
| 2ND BRANCH WHITE R. | Vermont | Scour Critical — Countermeasures Installed | Fair | 1938 | 75 |
| HAPPY VALLEY BROOK | Vermont | Scour Critical — Countermeasures Installed | Fair | 1996 | 75 |
| TYLER BRANCH | Vermont | Scour Critical — Countermeasures Installed | Poor | 1911 | 70 |
| OTTAUQUECHEE RIVER | Vermont | Scour Critical — Countermeasures Installed | Good | 1978 | 70 |
| BROAD BROOK | Vermont | Scour Critical — Countermeasures Installed | Poor | 1974 | 70 |
| BINGO BROOK | Vermont | Scour Critical — Countermeasures Installed | Fair | 1939 | 70 |
| ROARING BROOK | Vermont | Scour Critical — Countermeasures Installed | Poor | 1925 | 60 |
| GILEAD BROOK | Vermont | Scour Critical — Countermeasures Installed | Good | 1986 | 60 |
| SO BR WILLIAMS RIVER | Vermont | Scour Critical — Countermeasures Installed | Fair | 1939 | 60 |
| WATER ANDRIC | Vermont | Scour Critical — Countermeasures Installed | Fair | 1947 | 50 |
| WELLS RIVER | Vermont | Scour Critical — Countermeasures Installed | Good | 1965 | 50 |
| MILLER RUN | Vermont | Scour Critical — Countermeasures Installed | Good | 1982 | 50 |
| MILES STREAM | Vermont | Scour Critical — Countermeasures Installed | Fair | 1971 | 50 |
| CUTLER MILL BROOK | Vermont | Scour Critical — Countermeasures Installed | Fair | 1968 | 50 |
| BLACK CREEK | Vermont | Scour Critical — Countermeasures Installed | Poor | 1919 | 50 |
| JAIL BROOK | Vermont | Scour Critical — Countermeasures Installed | Good | 1964 | 50 |
| 2ND BRANCH WHITE R. | Vermont | Scour Critical — Countermeasures Installed | Fair | 1929 | 50 |
| 1ST BRANCH WHITE R. | Vermont | Scour Critical — Countermeasures Installed | Fair | 1879 | 50 |
| JAY BRANCH | Vermont | Scour Critical — Countermeasures Installed | Fair | 1955 | 50 |
| PERRY BROOK | Vermont | Scour Critical — Countermeasures Installed | Fair | 1919 | 50 |
| BR. OF MILL RIVER | Vermont | Scour Critical — Countermeasures Installed | Poor | 1934 | 50 |
| SHEPARD BROOK | Vermont | Scour Critical — Countermeasures Installed | Good | 1963 | 50 |
| LOCUST CREEK | Vermont | Scour Critical — Countermeasures Installed | Good | 1977 | 50 |
| LILLIESVILLE BROOK | Vermont | Scour Critical — Countermeasures Installed | Fair | 1930 | 50 |
| COLD BROOK | Vermont | Scour Critical — Countermeasures Installed | Good | 1974 | 50 |
| MILL BROOK | Vermont | Scour Critical — Countermeasures Installed | Fair | 1890 | 50 |
| BREWSTER RIVER | Vermont | Scour Critical — Countermeasures Installed | Fair | 1929 | 40 |
| RANCH BROOK | Vermont | Scour Critical — Countermeasures Installed | Good | 1976 | 40 |
| FIRST BRANCH WHITE R. | Vermont | Scour Critical — Countermeasures Installed | Fair | 1883 | 40 |
| CAMP BROOK | Vermont | Scour Critical — Countermeasures Installed | Fair | 1974 | 40 |
| N. BR. OTTAUQUECHEE R. | Vermont | Scour Critical — Countermeasures Installed | Good | 1939 | 40 |
| MILL BROOK | Vermont | Scour Critical — Countermeasures Installed | Fair | 1963 | 40 |
| BRANDON BROOK | Vermont | Scour Critical — Countermeasures Installed | Good | 2023 | 40 |
| BROOK | Vermont | Scour Critical — Countermeasures Installed | Good | 1962 | 35 |
| WILLIAMS RIVER | Vermont | Scour Critical — Countermeasures Installed | Fair | 1930 | 35 |
| W. BR. OMPOMPANOOSUC R. | Vermont | Scour Critical — Countermeasures Installed | Fair | 1981 | 30 |
| BEETLE BROOK | Vermont | Scour Critical — Countermeasures Installed | Fair | 1946 | 30 |
| KINGSBURY BR WINOOSKI R | Vermont | Scour Critical — Countermeasures Installed | Fair | 1919 | 30 |
| MINISTER BROOK | Vermont | Scour Critical — Countermeasures Installed | Fair | 1994 | 30 |
| COOK BROOK | Vermont | Scour Critical — Countermeasures Installed | Good | 1950 | 30 |
| STRATTON HILL BROOK | Vermont | Scour Critical — Countermeasures Installed | Fair | 1939 | 30 |
| SAXTONS RIVER | Vermont | Scour Critical — Countermeasures Installed | Fair | 1964 | 30 |
| RAKE BRANCH DEERFIELD R | Vermont | Scour Critical — Countermeasures Installed | Fair | 1919 | 30 |
| OTTAUQUECHEE RIVER | Vermont | Scour Critical — Countermeasures Installed | Poor | 1922 | 30 |
| N. BR. OTTAUQUECHEE R. | Vermont | Scour Critical — Countermeasures Installed | Good | 1997 | 30 |
| HARRIMAN BROOK | Vermont | Scour Critical — Countermeasures Installed | Good | 1939 | 25 |
| HUNTER BROOK | Vermont | Scour Critical — Countermeasures Installed | Fair | 1977 | 25 |
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.