Pioneer Drive over Willow River
Fair Condition106 years old180 vehicles/day
Location
| State | Michigan |
| County | Huron |
| Location | Sec. 4 Huron Twp. |
| Carries | Pioneer Drive |
| Crosses | Willow River |
| Coordinates | 44.02938, -82.83606 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 82.0 ft (25 m) |
| Max Span | 35.8 ft (10.9 m) |
| Deck Width | 37.1 ft (11.3 m) |
| Deck Area | 282.5 sq m |
| Main Spans | 2 |
| Year Built | 1920 |
Traffic
| Avg Daily Traffic | 180 (2009) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000003619 |