Structure T01027ALCMUNNBI · Bristol County, MA

HWY Cohannet ST over Water Three Mile River

Carries HWY Cohannet ST over Water Three Mile River, Just S Of Jct RTE 44.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 8 of 9.

How ratings work
Decksets the rating8/9 · Very Good
Superstructuresets the rating8/9 · Very Good
Substructuresets the rating8/9 · Very Good
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT70 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 8/9Superstructure 8/9Substructure 8/9

70 ft end to end. Lengths and the car on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a box-beam bridge.

Built200422 years old
Length69.9 ft21.3 m
Daily traffic646counted 2025
Last inspectedFebruary 2025every 24 months

Location

StateMassachusetts
CountyBristol
LocationJust S Of Jct RTE 44
CarriesHWY Cohannet ST
CrossesWater Three Mile River
Coordinates41.88591, -71.13406

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Single/Spread
Total Length69.9 ft (21.3 m)
Max Span62.7 ft (19.1 m)
Deck Width32.5 ft (9.9 m)
Deck Area210.9 sq m
Main Spans1
Year Built2004

Traffic

Avg Daily Traffic646 (2025)
Truck Traffic20%
Lanes On Bridge2

Inspection & Ownership

Last InspectionFebruary 2025
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceHistorical significance is not determined
Scour Critical7 — Countermeasures installed
Structure NumberT01027ALCMUNNBI

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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