Il 97 over Spoon River

Fair Condition11 years old1,850 vehicles/day

Location

StateIllinois
CountyKnox
Location1 Mi SE Of Maquon
CarriesIl 97
CrossesSpoon River
Coordinates40.78454, -90.15415

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure8 (Very Good)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length856.6 ft (261.1 m)
Max Span160.1 ft (48.8 m)
Deck Width35.1 ft (10.7 m)
Deck Area2793.8 sq m
Main Spans7
Year Built2015

Traffic

Avg Daily Traffic1,850 (2023)
Truck Traffic18%
Lanes On Bridge2

Inspection & Ownership

Last Inspection723
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number048010000000000

Nearby Bridges