Interstate-91 SB over Mattabesset River

Fair Condition61 years old49,200 vehicles/day

Location

StateConnecticut
CountyMiddlesex
Location0.1 Mi S Of Route 372
CarriesInterstate-91 SB
CrossesMattabesset River
Coordinates41.60325, -72.70520

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Channel/Waterway6 (Satisfactory)
Scour Critical3 — Scour critical

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length220.1 ft (67.1 m)
Max Span75.1 ft (22.9 m)
Deck Width55.4 ft (16.9 m)
Deck Area1134.0 sq m
Main Spans3
Year Built1965 (reconstructed 1998)

Traffic

Avg Daily Traffic49,200 (2022)
Truck Traffic9%
Lanes On Bridge3

Inspection & Ownership

Last Inspection824
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number03078

Nearby Bridges