I-55/I-74 SB over Union Pacific Railroad

Fair Condition63 years old21,550 vehicles/day

Location

StateIllinois
CountyMcLean
Location2.4 Mi S Jt I55 Ill9
CarriesI-55/I-74 SB
CrossesUnion Pacific Railroad
Coordinates40.45249, -89.02381

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length236.9 ft (72.2 m)
Max Span92.2 ft (28.1 m)
Deck Width70.9 ft (21.6 m)
Deck Area1559.5 sq m
Main Spans3
Year Built1963 (reconstructed 2001)

Traffic

Avg Daily Traffic21,550 (2023)
Truck Traffic37%
Lanes On Bridge3

Inspection & Ownership

Last Inspection524
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number057000600000000

Nearby Bridges