Ill 78 over Coal Creek

Fair Condition47 years old1,700 vehicles/day

Location

StateIllinois
CountyHenry
Location2 Miles N Of Annawan
CarriesIll 78
CrossesCoal Creek
Coordinates41.43105, -89.90974

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure5 (Fair)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length83.0 ft (25.3 m)
Max Span78.1 ft (23.8 m)
Deck Width33.1 ft (10.1 m)
Deck Area255.5 sq m
Main Spans1
Year Built1979 (reconstructed 2008)

Traffic

Avg Daily Traffic1,700 (2023)
Truck Traffic26%
Lanes On Bridge2

Inspection & Ownership

Last Inspection223
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number037013000000000

Nearby Bridges