Lake ST over Des Plaines River
Fair Condition95 years old9,700 vehicles/day
Location
| State | Illinois |
| County | Cook |
| Location | 1.5 M W Il 43 |
| Carries | Lake ST |
| Crosses | Des Plaines River |
| Coordinates | 41.88847, -87.83294 |
Condition Ratings
| Overall Condition | Fair |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Arch - Deck |
| Total Length | 180.1 ft (54.9 m) |
| Max Span | 60.0 ft (18.3 m) |
| Deck Width | 62.7 ft (19.1 m) |
| Deck Area | 1048.6 sq m |
| Main Spans | 3 |
| Year Built | 1931 |
Traffic
| Avg Daily Traffic | 9,700 (2023) |
| Truck Traffic | 5% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 016059700000000 |