ST 16 Eb/wshgtn ST over Comb I 90 & Csx/mbta

Fair Condition62 years old17,600 vehicles/day

Location

StateMassachusetts
CountyMiddlesex
LocationAt Int 16 S17
CarriesST 16 Eb/wshgtn ST
CrossesComb I 90 & Csx/mbta
Coordinates42.34783, -71.22892

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure5 (Fair)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length210.0 ft (64 m)
Max Span55.1 ft (16.8 m)
Deck Width66.3 ft (20.2 m)
Deck Area1292.8 sq m
Main Spans4
Year Built1964 (reconstructed 1996)

Traffic

Avg Daily Traffic17,600 (2024)
Truck Traffic6%
Lanes On Bridge2
Lanes Under Bridge7

Inspection & Ownership

Last Inspection124
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberN120154QXDOTNBI

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