I 90 WB over ST 1 A/nb & Rp1anb

Good Condition27 years old50,431 vehicles/day

Location

StateMassachusetts
CountySuffolk
LocationSegment 2
CarriesI 90 WB
CrossesST 1 A/nb & Rp1anb
Coordinates42.37543, -71.02954

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignSegmental Box Girder
Total Length309.1 ft (94.2 m)
Max Span158.1 ft (48.2 m)
Deck Width61.0 ft (18.6 m)
Deck Area1752.1 sq m
Main Spans2
Year Built1999

Traffic

Avg Daily Traffic50,431 (2023)
Truck Traffic8%
Lanes On Bridge3
Lanes Under Bridge2

Inspection & Ownership

Last Inspection523
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure NumberB16588586DOTNBI

Nearby Bridges

ST 1 A/sb over Other Relief 0.0 mi Good I 90 EB & Rp1anb over Comb ST 1a NB & Blue L 0.0 mi Good I 90 WB & Rp1asb over Other Relief 0.0 mi Good I 90 WB & Rp1asb over Comb Sr-14 & Blue Line 0.1 mi Good I 90 EB & Rp1anb over HWY Sr-14 0.1 mi Good ST 1 A/sb over Other Relief 0.1 mi Good ST 1 A/rp E-1asb over I 90 WB & Sr-14 0.1 mi Good ST 1 A/rp 1anb over Comb SR 14 & Blue L 0.1 mi Good ST 1 A/rp E-1asb over Comb ST 1a NB & Blue L 0.1 mi Good ST 1 A/sb over Other Relief 0.1 mi Fair