I-39 NB over Northtown RD Tr 201b
Fair Condition38 years old6,750 vehicles/day
Location
| State | Illinois |
| County | McLean |
| Location | 0.32 Mi W Of Old 51 |
| Carries | I-39 NB |
| Crosses | Northtown RD Tr 201b |
| Coordinates | 40.54659, -89.00284 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 153.9 ft (46.9 m) |
| Max Span | 105.0 ft (32 m) |
| Deck Width | 43.3 ft (13.2 m) |
| Deck Area | 619.1 sq m |
| Main Spans | 1 |
| Year Built | 1988 |
Traffic
| Avg Daily Traffic | 6,750 (2023) |
| Truck Traffic | 46% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
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 | 057021700000000 |