Ontario Road over I-74

Poor Condition60 years old200 vehicles/day

Location

StateIllinois
CountyKnox
Location.5 Mi N Henderson CR
CarriesOntario Road
CrossesI-74
Coordinates41.07846, -90.33437

Condition Ratings

Overall ConditionPoor
Deck3 (Serious)
Superstructure4 (Poor)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length222.1 ft (67.7 m)
Max Span66.9 ft (20.4 m)
Deck Width31.8 ft (9.7 m)
Deck Area656.7 sq m
Main Spans4
Year Built1966

Traffic

Avg Daily Traffic200 (2022)
Truck Traffic5%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last InspectionDecember 2023
Inspection FrequencyEvery 12 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number048003600000000

Nearby Bridges