Ill 170 over Ill Mich Canal
Poor Condition86 years old5,550 vehicles/day
Location
| State | Illinois |
| County | LaSalle |
| Location | 0.42 Mi S Of US 6 |
| Carries | Ill 170 |
| Crosses | Ill Mich Canal |
| Coordinates | 41.31515, -88.60999 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 4 (Poor) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 24.0 ft (7.3 m) |
| Max Span | 21.7 ft (6.6 m) |
| Deck Width | 58.7 ft (17.9 m) |
| Deck Area | 130.7 sq m |
| Main Spans | 1 |
| Year Built | 1940 |
Traffic
| Avg Daily Traffic | 5,550 (2023) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2024 |
| Inspection Frequency | Every 12 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 050006900000000 |