Ill 159 over I-55/70

Fair Condition30 years old19,700 vehicles/day

Location

StateIllinois
CountyMadison
LocationJct 70-159 S Mryvlle
CarriesIll 159
CrossesI-55/70
Coordinates38.70783, -89.95895

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure7 (Good)
Substructure8 (Very Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length228.0 ft (69.5 m)
Max Span113.8 ft (34.7 m)
Deck Width105.0 ft (32 m)
Deck Area2,224 sq m
Main Spans2
Year Built1996

Traffic

Avg Daily Traffic19,700 (2023)
Truck Traffic6%
Lanes On Bridge6
Lanes Under Bridge6

Inspection & Ownership

Last Inspection423
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number060026900000000

Nearby Bridges