Il 178 over I & M Canal
Good Condition14 years old3,600 vehicles/day
Location
| State | Illinois |
| County | LaSalle |
| Location | 1.47 M S Of US 6 |
| Carries | Il 178 |
| Crosses | I & M Canal |
| Coordinates | 41.34030, -89.01058 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 44.9 ft (13.7 m) |
| Max Span | 44.0 ft (13.4 m) |
| Deck Width | 44.3 ft (13.5 m) |
| Deck Area | 184.9 sq m |
| Main Spans | 1 |
| Year Built | 2012 |
Traffic
| Avg Daily Traffic | 3,600 (2023) |
| Truck Traffic | 17% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 222 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 050025000000000 |