Highbridge RD over S Br Kishwaukee Riv
Fair Condition34 years old650 vehicles/day
Location
| State | Illinois |
| County | McHenry |
| Location | 0.7 Mi N Of Union |
| Carries | Highbridge RD |
| Crosses | S Br Kishwaukee Riv |
| Coordinates | 42.24071, -88.52755 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 9 — Foundation above flood level |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 180.1 ft (54.9 m) |
| Max Span | 60.0 ft (18.3 m) |
| Deck Width | 26.9 ft (8.2 m) |
| Deck Area | 450.2 sq m |
| Main Spans | 3 |
| Year Built | 1992 |
Traffic
| Avg Daily Traffic | 650 (2021) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 056315400000000 |