I- 55 NB To I-355 over I- 55

Fair Condition19 years old28,200 vehicles/day

Location

StateIllinois
CountyDuPage
Location1 M W Of Lemont RD
CarriesI- 55 NB To I-355
CrossesI- 55
Coordinates41.70557, -88.02827

Condition Ratings

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

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length410.4 ft (125.1 m)
Max Span179.8 ft (54.8 m)
Deck Width37.1 ft (11.3 m)
Deck Area1413.6 sq m
Main Spans2
Year Built2007

Traffic

Avg Daily Traffic28,200 (2024)
Truck Traffic10%
Lanes On Bridge1
Lanes Under Bridge6

Inspection & Ownership

Last Inspection424
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number022200600000000

Nearby Bridges