Il 176 over Des Plaines River

Fair Condition101 years old14,300 vehicles/day

Location

StateIllinois
CountyLake
Location0.9 M E Of Il 21
CarriesIl 176
CrossesDes Plaines River
Coordinates42.28107, -87.93403

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length144.0 ft (43.9 m)
Max Span47.9 ft (14.6 m)
Deck Width54.1 ft (16.5 m)
Deck Area724.4 sq m
Main Spans3
Year Built1925 (reconstructed 1983)

Traffic

Avg Daily Traffic14,300 (2023)
Truck Traffic2%
Lanes On Bridge2

Inspection & Ownership

Last Inspection225
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number049006800000000

Nearby Bridges