I 93 /us1/st3 over HWY Nep Av/galv/mrsy

Fair Condition71 years old173,365 vehicles/day

Location

StateMassachusetts
CountySuffolk
Location4.4 Mi S Of Jct I90&i93
CarriesI 93 /us1/st3
CrossesHWY Nep Av/galv/mrsy
Coordinates42.28577, -71.04292

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure5 (Fair)
Substructure5 (Fair)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length1196.9 ft (364.8 m)
Max Span89.9 ft (27.4 m)
Deck Width118.1 ft (36 m)
Deck Area13132.8 sq m
Main Spans19
Year Built1955 (reconstructed 1984)

Traffic

Avg Daily Traffic173,365 (2023)
Truck Traffic7%
Lanes On Bridge8
Lanes Under Bridge12

Inspection & Ownership

Last Inspection125
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberB162513D5DOTNBI

Nearby Bridges