Ill 29 over Mackinaw River

Fair Condition29 years old2,250 vehicles/day

Location

StateIllinois
CountyTazewell
LocationN Of Green Valley
CarriesIll 29
CrossesMackinaw River
Coordinates40.44642, -89.65313

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Channel/Waterway6 (Satisfactory)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length879.9 ft (268.2 m)
Max Span154.9 ft (47.2 m)
Deck Width35.1 ft (10.7 m)
Deck Area2869.7 sq m
Main Spans6
Year Built1997

Traffic

Avg Daily Traffic2,250 (2023)
Truck Traffic16%
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 Number090014300000000

Nearby Bridges