Brown Road over Donigan Drain
Fair Condition63 years old1,520 vehicles/day
Location
| State | Michigan |
| County | Tuscola |
| Location | Sec 29-32 Vassar Twp |
| Carries | Brown Road |
| Crosses | Donigan Drain |
| Coordinates | 43.32231, -83.55214 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 4 (Poor) |
| Scour Critical | 7 — Countermeasures installed |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 23.0 ft (7 m) |
| Max Span | 21.7 ft (6.6 m) |
| Deck Width | 26.2 ft (8 m) |
| Deck Area | 56 sq m |
| Main Spans | 1 |
| Year Built | 1963 |
Traffic
| Avg Daily Traffic | 1,520 (2009) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 12 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000010648 |