71st.st. over I-355

Fair Condition37 years old4,900 vehicles/day

Location

StateIllinois
CountyDuPage
Location1.5m.e.of Il-53
Carries71st.st.
CrossesI-355
Coordinates41.75791, -88.03563

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure5 (Fair)
Substructure5 (Fair)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length211.0 ft (64.3 m)
Max Span105.0 ft (32 m)
Deck Width52.2 ft (15.9 m)
Deck Area1022.4 sq m
Main Spans2
Year Built1989

Traffic

Avg Daily Traffic4,900 (2024)
Truck Traffic4%
Lanes On Bridge4
Lanes Under Bridge6

Inspection & Ownership

Last Inspection424
Inspection FrequencyEvery 24 months
OwnerState Toll Authority
Historical SignificanceBridge is not eligible for the National Register
Structure Number022998400000000

Nearby Bridges