I- 55 EB To I-94 N over Throop ST

Fair Condition27 years old32,300 vehicles/day

Location

StateIllinois
CountyCook
Location0.7 Mi. SW I-90 94
CarriesI- 55 EB To I-94 N
CrossesThroop ST
Coordinates41.84361, -87.65463

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure8 (Very Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignStringer/Multi-beam
Total Length180.4 ft (55 m)
Max Span69.2 ft (21.1 m)
Deck Width29.2 ft (8.9 m)
Deck Area489.5 sq m
Main Spans3
Year Built1999

Traffic

Avg Daily Traffic32,300 (2024)
Truck Traffic8%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last Inspection924
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number016269500000000

Nearby Bridges

I- 55 EB Stevenson over Throop ST 0.1 mi Fair I- 55 WB Stevenson over Throop ST 0.1 mi Fair I- 55 WB Stevenson over Loomis & Fuller Sts 0.2 mi Good I- 55 EB Stevenson over Loomis & Fuller Sts 0.2 mi Fair I- 55 WB Stevenson over Archer Av &quarry ST 0.3 mi Good I- 55 EB Stevenson over Archer Av &quarry ST 0.3 mi Fair Loomis ST over S Br Chicago River 0.4 mi Poor I- 55 EB To I-94 N over Archer AVE & Quarry 0.4 mi Fair I- 55 EB Stevenson over Lock ST 0.4 mi Fair I- 55 WB Stevenson over Lock ST 0.4 mi Fair