Interstate-91 NB over Mattabesset River

Fair Condition61 years old99,500 vehicles/day

Location

StateConnecticut
CountyMiddlesex
Location475 Ft S Of Route 372
CarriesInterstate-91 NB
CrossesMattabesset River
Coordinates41.60293, -72.70468

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Channel/Waterway7 (Good)
Scour Critical3 — Scour critical

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length222.1 ft (67.7 m)
Max Span75.1 ft (22.9 m)
Deck Width55.4 ft (16.9 m)
Deck Area1144.1 sq m
Main Spans3
Year Built1965 (reconstructed 1998)

Traffic

Avg Daily Traffic99,500 (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 Number03077

Nearby Bridges