I-90 Skyway over 73rd ST

Fair Condition68 years old28,700 vehicles/day

Location

StateIllinois
CountyCook
Location1.5 M SE I94 P7c
CarriesI-90 Skyway
Crosses73rd ST
Coordinates41.76261, -87.60372

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length155.2 ft (47.3 m)
Max Span145.7 ft (44.4 m)
Deck Width106.0 ft (32.3 m)
Deck Area1527.8 sq m
Main Spans1
Year Built1958 (reconstructed 1994)

Traffic

Avg Daily Traffic28,700 (2020)
Truck Traffic16%
Lanes On Bridge6
Lanes Under Bridge4

Inspection & Ownership

Last Inspection822
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number016640300000000

Nearby Bridges

I-90 Skyway over Cottage Grove AVE 0.1 mi Fair I-90 Skyway over 75th ST & Grnwood Av 0.4 mi Fair I-90 Skyway over 71st ST 0.4 mi Fair I-90 Skyway over Ground SE 75th ST 0.5 mi Fair I-90 Skyway over ST Lawrence AVE 0.5 mi Fair I-90 Skyway over 76th ST Ni Pl & Icrr 0.6 mi Fair I-90 Skyway over Keefe AVE 0.7 mi Fair I-90 Skyway over Avalon ST 0.7 mi Fair I-90 Skyway over Ground SE Avalon ST 0.8 mi Fair I-90 Skyway over M L King DR 0.8 mi Fair