Lake Cook RD over Ravine
Fair Condition100 years old3,200 vehicles/day
Location
| State | Illinois |
| County | Cook |
| Location | 1.5 M E US 41 |
| Carries | Lake Cook RD |
| Crosses | Ravine |
| Coordinates | 42.15232, -87.76691 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 9 — Foundation above flood level |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 115.8 ft (35.3 m) |
| Max Span | 38.1 ft (11.6 m) |
| Deck Width | 47.9 ft (14.6 m) |
| Deck Area | 515.4 sq m |
| Main Spans | 3 |
| Year Built | 1926 (reconstructed 1985) |
Traffic
| Avg Daily Traffic | 3,200 (2022) |
| Truck Traffic | 4% |
| Lanes On Bridge | 3 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 016061600000000 |