I 495 NB over I 93

Fair Condition65 years old50,332 vehicles/day

Location

StateMassachusetts
CountyEssex
LocationJct I-93 & I-495
CarriesI 495 NB
CrossesI 93
Coordinates42.66402, -71.19422

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure5 (Fair)
Substructure5 (Fair)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length252.0 ft (76.8 m)
Max Span87.9 ft (26.8 m)
Deck Width60.0 ft (18.3 m)
Deck Area1405.4 sq m
Main Spans4
Year Built1961 (reconstructed 1992)

Traffic

Avg Daily Traffic50,332 (2024)
Truck Traffic6%
Lanes On Bridge4
Lanes Under Bridge6

Inspection & Ownership

Last Inspection324
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Structure NumberA090312XQDOTNBI

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