Il 7 Southwest H over Cal Sag Channel

Poor Condition95 years old25,400 vehicles/day

Location

StateIllinois
CountyCook
Location0.5 M NE Il 83
CarriesIl 7 Southwest H
CrossesCal Sag Channel
Coordinates41.68093, -87.81104

Condition Ratings

Overall ConditionPoor
Deck6 (Satisfactory)
Superstructure4 (Poor)
Substructure5 (Fair)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel
DesignTruss - Thru
Total Length346.5 ft (105.6 m)
Max Span215.9 ft (65.8 m)
Deck Width60.4 ft (18.4 m)
Deck Area1943.0 sq m
Main Spans1
Year Built1931 (reconstructed 2003)

Traffic

Avg Daily Traffic25,400 (2023)
Truck Traffic3%
Lanes On Bridge4

Inspection & Ownership

Last Inspection724
Inspection FrequencyEvery 12 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number016046400000000

Nearby Bridges