I- 55 WB Rmp Ryan over Archer; Bnsf & Ic Rr
Fair Condition62 years old14,800 vehicles/day
Location
| State | Illinois |
| County | Cook |
| Location | 0.2 M E I-94 |
| Carries | I- 55 WB Rmp Ryan |
| Crosses | Archer; Bnsf & Ic Rr |
| Coordinates | 41.84754, -87.64011 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 712.9 ft (217.3 m) |
| Max Span | 134.8 ft (41.1 m) |
| Deck Width | 29.2 ft (8.9 m) |
| Deck Area | 1934.0 sq m |
| Main Spans | 11 |
| Year Built | 1964 (reconstructed 1989) |
Traffic
| Avg Daily Traffic | 14,800 (2024) |
| Truck Traffic | 30% |
| Lanes On Bridge | 1 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 016104700000000 |