Jankowski Rd/ Tr85 over Slough Creek
Good Condition51 years old175 vehicles/day
Location
| State | Illinois |
| County | McHenry |
| Location | 0.7m W Il47 |
| Carries | Jankowski Rd/ Tr85 |
| Crosses | Slough Creek |
| Coordinates | 42.38513, -88.45368 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 51.5 ft (15.7 m) |
| Max Span | 48.2 ft (14.7 m) |
| Deck Width | 26.9 ft (8.2 m) |
| Deck Area | 128.7 sq m |
| Main Spans | 1 |
| Year Built | 1975 (reconstructed 2012) |
Traffic
| Avg Daily Traffic | 175 (2021) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2022 |
| Inspection Frequency | Every 48 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 056311600000000 |