Marengo RD over Trib W Br Union CR E
Fair Condition31 years old3,300 vehicles/day
Location
| State | Illinois |
| County | McHenry |
| Location | 1.5mi E Of Us-20 |
| Carries | Marengo RD |
| Crosses | Trib W Br Union CR E |
| Coordinates | 42.19631, -88.51758 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 65.0 ft (19.8 m) |
| Max Span | 63.6 ft (19.4 m) |
| Deck Width | 32.2 ft (9.8 m) |
| Deck Area | 194.0 sq m |
| Main Spans | 1 |
| Year Built | 1995 |
Traffic
| Avg Daily Traffic | 3,300 (2021) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 056316000000000 |