Milan Oakville RD over Thayer Drain
Fair Condition46 years old3,200 vehicles/day
Location
| State | Michigan |
| County | Monroe |
| Location | 4.15 Mi E Of US 23 |
| Carries | Milan Oakville RD |
| Crosses | Thayer Drain |
| Coordinates | 42.08477, -83.59117 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 4 (Poor) |
| Culvert | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 34.4 ft (10.5 m) |
| Max Span | 14.1 ft (4.3 m) |
| Deck Area | 112.3 sq m |
| Main Spans | 2 |
| Year Built | 1980 |
Traffic
| Avg Daily Traffic | 3,200 (2017) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000007282 |