Il 123 / Ch 2 over I-55
Fair Condition52 years old8,100 vehicles/day
Location
| State | Illinois |
| County | Sangamon |
| Location | Williamsville Intchg |
| Carries | Il 123 / Ch 2 |
| Crosses | I-55 |
| Coordinates | 39.95929, -89.55596 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 275.6 ft (84 m) |
| Max Span | 110.2 ft (33.6 m) |
| Deck Width | 68.9 ft (21 m) |
| Deck Area | 1,764 sq m |
| Main Spans | 2 |
| Year Built | 1974 (reconstructed 2020) |
Traffic
| Avg Daily Traffic | 8,100 (2023) |
| Truck Traffic | 25% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 6 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 084017100000000 |