I-55 NB over US 51b (main St)
Fair Condition64 years old15,750 vehicles/day
Location
| State | Illinois |
| County | McLean |
| Location | Inter I 55 & US 51b |
| Carries | I-55 NB |
| Crosses | US 51b (main St) |
| Coordinates | 40.53882, -88.99634 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 209.6 ft (63.9 m) |
| Max Span | 57.1 ft (17.4 m) |
| Deck Width | 81.0 ft (24.7 m) |
| Deck Area | 1578.3 sq m |
| Main Spans | 4 |
| Year Built | 1962 (reconstructed 2010) |
Traffic
| Avg Daily Traffic | 15,750 (2023) |
| Truck Traffic | 27% |
| Lanes On Bridge | 3 |
| Lanes Under Bridge | 5 |
Inspection & Ownership
| Last Inspection | 225 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 057002400000000 |