ST 1 A/main ST over Water Neponset River

Good Condition1 years old40,862 vehicles/day

Location

StateMassachusetts
CountyNorfolk
LocationAdjacent To North Street
CarriesST 1 A/main ST
CrossesWater Neponset River
Coordinates42.15314, -71.24739

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure8 (Very Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignTee Beam
Total Length45.3 ft (13.8 m)
Max Span42.0 ft (12.8 m)
Deck Width58.7 ft (17.9 m)
Deck Area247.0 sq m
Main Spans1
Year Built2025

Traffic

Avg Daily Traffic40,862 (2024)
Truck Traffic3%
Lanes On Bridge3

Inspection & Ownership

Last InspectionDecember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure NumberW03024BP1DOTNBI

Nearby Bridges