Il 78 over Wolf Lake

Fair Condition16 years old1,450 vehicles/day

Location

StateIllinois
CountyMason
Location1.5 M N Chandlervill
CarriesIl 78
CrossesWolf Lake
Coordinates40.07853, -90.15324

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure8 (Very Good)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length330.4 ft (100.7 m)
Max Span131.9 ft (40.2 m)
Deck Width39.0 ft (11.9 m)
Deck Area1198.3 sq m
Main Spans3
Year Built2010

Traffic

Avg Daily Traffic1,450 (2023)
Truck Traffic10%
Lanes On Bridge2

Inspection & Ownership

Last InspectionDecember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number063050000000000

Nearby Bridges