I-39 US 51 over Il Rv/il 351/ Bo Rr
Fair Condition42 years old19,400 vehicles/day
Location
| State | Illinois |
| County | LaSalle |
| Location | 2.82 Mi S Of I-80 |
| Carries | I-39 US 51 |
| Crosses | Il Rv/il 351/ Bo Rr |
| Coordinates | 41.31049, -89.08283 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Arch - Thru |
| Total Length | 7121.1 ft (2170.5 m) |
| Max Span | 620.4 ft (189.1 m) |
| Deck Width | 86.6 ft (26.4 m) |
| Deck Area | 57301.2 sq m |
| Main Spans | 1 |
| Year Built | 1984 (reconstructed 2007) |
Traffic
| Avg Daily Traffic | 19,400 (2023) |
| Truck Traffic | 38% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 2 |
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 | 050019100000000 |