Scour Critical Bridges in Massachusetts
166 bridges in Massachusetts 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 166 bridges in Massachusetts have been identified as vulnerable to scour damage.
| Bridge | State | Scour Status | Condition | Year Built | ADT |
|---|---|---|---|---|---|
| WATER ABERJONA RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1890 | 10,600 |
| COMB ST112 & DEERFLD R | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1954 | 10,562 |
| WATER COYS BROOK | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1901 | 10,500 |
| WATER CHARLES RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1847 | 10,216 |
| WATER CHARLES RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Poor | 1922 | 10,100 |
| WATER PASKAMANSETT RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1826 | 9,957 |
| WATER FIRST LEVEL CANAL | Massachusetts | Scour Critical — Countermeasures Installed | Poor | 1919 | 9,698 |
| WATER VINE BROOK | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1956 | 9,271 |
| WATER FORT POND BROOK | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1900 | 9,069 |
| WATER WEWEANTIC RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Poor | 1929 | 9,017 |
| WATER MILLERS RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1850 | 8,663 |
| WATER WEWEANTIC RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Poor | 1929 | 8,214 |
| WATER QUINEBAUG RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Poor | 1938 | 7,817 |
| WATER ABBOTT RUN RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Poor | 1850 | 7,370 |
| WATER FORT RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1957 | 6,538 |
| WATER VINE BROOK | Massachusetts | Scour Critical — Countermeasures Installed | Good | 1998 | 6,207 |
| WATER MILL RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1926 | 6,078 |
| WATER BOUND BROOK | Massachusetts | Scour Critical — Countermeasures Installed | Good | 2008 | 5,560 |
| WATER BENT TRAVERS POND | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1924 | 5,500 |
| WATER MILL RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1850 | 5,357 |
| WATER TEN MILE RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1905 | 4,571 |
| WATER E TEMPLTN PND OTLT | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1938 | 4,267 |
| WATER SCORTON RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1926 | 4,214 |
| WATER MOSS BROOK | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1909 | 3,651 |
| WATER N NASHUA RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1900 | 3,500 |
| WATER STONY BROOK | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1870 | 3,400 |
| WATER BR MILLERS RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1988 | 3,000 |
| WATER MILL BROOK | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1920 | 2,800 |
| WATER NASKETUCKET BAY | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1920 | 2,785 |
| WATER IPSWICH RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Poor | 1861 | 2,700 |
| WATER SEGREGANSET RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1850 | 2,071 |
| WATER ROARING BROOK | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1959 | 2,069 |
| WATER S CHANNEL MILL RIV | Massachusetts | Scour Critical — Countermeasures Installed | Poor | 1850 | 2,008 |
| WATER N CHANNEL MILL RIV | Massachusetts | Scour Critical — Countermeasures Installed | Poor | 1850 | 2,008 |
| WATER SHAKER MILL BROOK | Massachusetts | Scour Critical — Countermeasures Installed | Poor | 1922 | 1,739 |
| WATER W BR TULLY RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1951 | 1,551 |
| WATER SUDBURY RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1883 | 1,550 |
| WATER NORTH BROOK | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1900 | 1,422 |
| WATER HOP BROOK | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1935 | 1,413 |
| WATER GREEN RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1932 | 1,380 |
| WATER WEST RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1930 | 1,184 |
| WATER TEN MILE RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1850 | 1,071 |
| WATER CHARLES RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1956 | 1,000 |
| WATER CHARLES RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1900 | 1,000 |
| WATER MILLERS RIVER | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1958 | 1,000 |
| WATER MILL BROOK | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1938 | 647 |
| WATER MILL BROOK | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1938 | 647 |
| WATER CATACUNEMAUG BROOK | Massachusetts | Scour Critical — Countermeasures Installed | Good | 2011 | 600 |
| WATER TRIB TO TEN MILE R | Massachusetts | Scour Critical — Countermeasures Installed | Good | 2016 | 571 |
| WATER ROARING BROOK | Massachusetts | Scour Critical — Countermeasures Installed | Fair | 1930 | 536 |
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.