Ill 97 over Sangamon River

Fair Condition88 years old1,750 vehicles/day

Location

StateIllinois
CountyMenard
LocationMason Menard Co Line
CarriesIll 97
CrossesSangamon River
Coordinates40.12385, -89.98450

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure5 (Fair)
Substructure6 (Satisfactory)
Channel/Waterway6 (Satisfactory)
Scour Critical7 — Countermeasures installed

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length729.0 ft (222.2 m)
Max Span126.6 ft (38.6 m)
Deck Width35.1 ft (10.7 m)
Deck Area2377.5 sq m
Main Spans3
Year Built1938 (reconstructed 1981)

Traffic

Avg Daily Traffic1,750 (2023)
Truck Traffic17%
Lanes On Bridge2

Inspection & Ownership

Last Inspection923
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number065000200000000

Nearby Bridges