I-55/64; US 40 Psc over Trra

Poor Condition60 years old113,200 vehicles/day

Location

StateIllinois
CountySt. Clair
LocationP6(psb) To Pier Bc1
CarriesI-55/64; US 40 Psc
CrossesTrra
Coordinates38.61724, -90.18001

Condition Ratings

Overall ConditionPoor
Deck4 (Poor)
Superstructure5 (Fair)
Substructure8 (Very Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length856.0 ft (260.9 m)
Max Span161.1 ft (49.1 m)
Deck Width112.9 ft (34.4 m)
Deck Area8975.0 sq m
Main Spans6
Year Built1966 (reconstructed 1991)

Traffic

Avg Daily Traffic113,200 (2024)
Truck Traffic13%
Lanes On Bridge8

Inspection & Ownership

Last Inspection223
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number082000500000000

Nearby Bridges