Il 81 over I-74

Fair Condition27 years old2,000 vehicles/day

Location

StateIllinois
CountyHenry
Location1.8 Mi. W. Andover
CarriesIl 81
CrossesI-74
Coordinates41.29537, -90.33457

Condition Ratings

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

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length217.8 ft (66.4 m)
Max Span110.2 ft (33.6 m)
Deck Width65.3 ft (19.9 m)
Deck Area1321.4 sq m
Main Spans2
Year Built1999

Traffic

Avg Daily Traffic2,000 (2023)
Truck Traffic12%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last Inspection323
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number037016600000000

Nearby Bridges