55th ST over Il 83

Fair Condition59 years old25,100 vehicles/day

Location

StateIllinois
CountyDuPage
Location1.5 M S US 34
Carries55th ST
CrossesIl 83
Coordinates41.78862, -87.94706

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length216.2 ft (65.9 m)
Max Span63.6 ft (19.4 m)
Deck Width95.1 ft (29 m)
Deck Area1911.1 sq m
Main Spans4
Year Built1967 (reconstructed 2004)

Traffic

Avg Daily Traffic25,100 (2024)
Truck Traffic7%
Lanes On Bridge6
Lanes Under Bridge6

Inspection & Ownership

Last InspectionNovember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number022012600000000

Nearby Bridges