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.

Clear
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 — UnaddressedBridge is scour critical with no countermeasures installed. The foundation is vulnerable and no protective action has been taken.
Code 3 — Countermeasures InstalledProtective measures (riprap, sheet piling, etc.) have been installed to reduce scour risk, but the bridge remains classified as scour critical.
Code 6 — Countermeasures IneffectiveProtective 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.