I-55 SB over Up Rr & Bus 55
Fair Condition52 years old10,750 vehicles/day
Location
| State | Illinois |
| County | Logan |
| Location | Bus55 Int NE Lincoln |
| Carries | I-55 SB |
| Crosses | Up Rr & Bus 55 |
| Coordinates | 40.18507, -89.32078 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 491.8 ft (149.9 m) |
| Max Span | 183.4 ft (55.9 m) |
| Deck Width | 44.0 ft (13.4 m) |
| Deck Area | 2008.7 sq m |
| Main Spans | 3 |
| Year Built | 1974 (reconstructed 2014) |
Traffic
| Avg Daily Traffic | 10,750 (2023) |
| Truck Traffic | 33% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | December 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 054006000000000 |