Riskey Road over Columbia Drain
Good Condition19 years old85 vehicles/day
Location
| State | Michigan |
| County | Huron |
| Location | Sec. 29-30 Brookfield Twp |
| Carries | Riskey Road |
| Crosses | Columbia Drain |
| Coordinates | 43.69886, -83.33623 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 64.0 ft (19.5 m) |
| Max Span | 62.7 ft (19.1 m) |
| Deck Width | 31.2 ft (9.5 m) |
| Deck Area | 185.2 sq m |
| Main Spans | 1 |
| Year Built | 2007 |
Traffic
| Avg Daily Traffic | 85 (2009) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000003574 |