Harmony Road over Coon Creek
Poor Condition46 years old725 vehicles/day
Location
| State | Illinois |
| County | McHenry |
| Location | 0.3 Mi E Of Payne RD |
| Carries | Harmony Road |
| Crosses | Coon Creek |
| Coordinates | 42.18243, -88.64137 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 4 (Poor) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 126.0 ft (38.4 m) |
| Max Span | 42.0 ft (12.8 m) |
| Deck Width | 26.9 ft (8.2 m) |
| Deck Area | 314.9 sq m |
| Main Spans | 3 |
| Year Built | 1980 |
Traffic
| Avg Daily Traffic | 725 (2024) |
| Truck Traffic | 15% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 056313800000000 |