I-55 (nb) over Sangamon AVE / Il 54
Good Condition63 years old19,650 vehicles/day
Location
| State | Illinois |
| County | Sangamon |
| Location | I-55/IL54 Int NE Spi |
| Carries | I-55 (nb) |
| Crosses | Sangamon AVE / Il 54 |
| Coordinates | 39.83129, -89.59295 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 240.5 ft (73.3 m) |
| Max Span | 73.2 ft (22.3 m) |
| Deck Width | 73.8 ft (22.5 m) |
| Deck Area | 1649.2 sq m |
| Main Spans | 4 |
| Year Built | 1963 (reconstructed 1995) |
Traffic
| Avg Daily Traffic | 19,650 (2023) |
| Truck Traffic | 25% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 6 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 084001500000000 |