Ill 73 over Indian Creek

Fair Condition95 years old1,700 vehicles/day

Location

StateIllinois
CountyStephenson
LocationIn Winslow
CarriesIll 73
CrossesIndian Creek
Coordinates42.49199, -89.79149

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure5 (Fair)
Substructure6 (Satisfactory)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length57.4 ft (17.5 m)
Max Span53.1 ft (16.2 m)
Deck Width43.0 ft (13.1 m)
Deck Area229.2 sq m
Main Spans1
Year Built1931 (reconstructed 1982)

Traffic

Avg Daily Traffic1,700 (2023)
Truck Traffic8%
Lanes On Bridge2

Inspection & Ownership

Last Inspection824
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number089003000000000

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