Dunham Road over Miller Drain
Poor Condition62 years old7,630 vehicles/day
Location
| State | Michigan |
| County | Macomb |
| Location | 0.1 Mi W Of Heydenreich |
| Carries | Dunham Road |
| Crosses | Miller Drain |
| Coordinates | 42.61935, -82.91665 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 5 (Fair) |
| Superstructure | 4 (Poor) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 26.9 ft (8.2 m) |
| Max Span | 25.9 ft (7.9 m) |
| Deck Width | 33.1 ft (10.1 m) |
| Deck Area | 82.8 sq m |
| Main Spans | 1 |
| Year Built | 1964 |
Traffic
| Avg Daily Traffic | 7,630 (2024) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 12 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000006318 |