I 93 NB over I 93 SB

Fair Condition23 years old70,395 vehicles/day

Location

StateMassachusetts
CountySuffolk
LocationI93/us1 Interchange
CarriesI 93 NB
CrossesI 93 SB
Coordinates42.37231, -71.06780

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure7 (Good)
Substructure5 (Fair)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignSegmental Box Girder
Total Length546.9 ft (166.7 m)
Max Span143.0 ft (43.6 m)
Deck Width54.1 ft (16.5 m)
Deck Area2750.6 sq m
Main Spans4
Year Built2003

Traffic

Avg Daily Traffic70,395 (2020)
Truck Traffic6%
Lanes On Bridge3
Lanes Under Bridge3

Inspection & Ownership

Last Inspection122
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure NumberB16600900DOTNBI

Nearby Bridges