I 39&us 51 over Harmon Creek South
Fair Condition44 years old19,100 vehicles/day
Location
| State | Illinois |
| County | Lee |
| Location | 3 Mi N Of US 30 |
| Carries | I 39&us 51 |
| Crosses | Harmon Creek South |
| Coordinates | 41.80262, -89.00930 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 21.7 ft (6.6 m) |
| Max Span | 10.5 ft (3.2 m) |
| Deck Area | 169.0 sq m |
| Main Spans | 2 |
| Year Built | 1982 |
Traffic
| Avg Daily Traffic | 19,100 (2023) |
| Truck Traffic | 41% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 052200400000000 |