Ill 100 over Silver Creek

Fair Condition31 years old500 vehicles/day

Location

StateIllinois
CountyCalhoun
Location1.8 Mi N Ill 96
CarriesIll 100
CrossesSilver Creek
Coordinates39.32140, -90.61924

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure8 (Very Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialConcrete Continuous
DesignSlab
Total Length107.9 ft (32.9 m)
Max Span36.1 ft (11 m)
Deck Width37.7 ft (11.5 m)
Deck Area378.4 sq m
Main Spans3
Year Built1995

Traffic

Avg Daily Traffic500 (2023)
Truck Traffic20%
Lanes On Bridge2

Inspection & Ownership

Last InspectionNovember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number007002000000000

Nearby Bridges