Tr 157a over I-39/US 51 Substa RD
Fair Condition37 years old375 vehicles/day
Location
| State | Illinois |
| County | McLean |
| Location | 2.5 Mi N Of I-55 |
| Carries | Tr 157a |
| Crosses | I-39/US 51 Substa RD |
| Coordinates | 40.57633, -89.00263 |
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 | 229.0 ft (69.8 m) |
| Max Span | 165.0 ft (50.3 m) |
| Deck Width | 31.2 ft (9.5 m) |
| Deck Area | 663.1 sq m |
| Main Spans | 3 |
| Year Built | 1989 |
Traffic
| Avg Daily Traffic | 375 (2024) |
| Truck Traffic | 20% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 057021200000000 |