Il 43 SB (harlem) over Rr - Cn
Fair Condition60 years old39,000 vehicles/day
Location
| State | Illinois |
| County | Cook |
| Location | 0.1 M S I-55 |
| Carries | Il 43 SB (harlem) |
| Crosses | Rr - Cn |
| Coordinates | 41.79797, -87.80208 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 714.2 ft (217.7 m) |
| Max Span | 73.5 ft (22.4 m) |
| Deck Width | 50.2 ft (15.3 m) |
| Deck Area | 3330.8 sq m |
| Main Spans | 11 |
| Year Built | 1966 (reconstructed 1990) |
Traffic
| Avg Daily Traffic | 39,000 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 3 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 016031700000000 |