6th ST / Bl 55 (nb over I-55 (sb)

Fair Condition63 years old10,500 vehicles/day

Location

StateIllinois
CountySangamon
Location.25m S I-72
Carries6th ST / Bl 55 (nb
CrossesI-55 (sb)
Coordinates39.73887, -89.64368

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure7 (Good)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length281.8 ft (85.9 m)
Max Span113.8 ft (34.7 m)
Deck Width37.4 ft (11.4 m)
Deck Area979.3 sq m
Main Spans3
Year Built1963 (reconstructed 2009)

Traffic

Avg Daily Traffic10,500 (2023)
Truck Traffic5%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last Inspection523
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number084002800000000

Nearby Bridges