18.5 Mile RD over Plum Brook Drain
Good Condition26 years old1,601 vehicles/day
Location
| State | Michigan |
| County | Macomb |
| Location | East Of Ryan RD |
| Carries | 18.5 Mile RD |
| Crosses | Plum Brook Drain |
| Coordinates | 42.60145, -83.05792 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 7 (Good) |
| Culvert | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 45.9 ft (14 m) |
| Max Span | 45.9 ft (14 m) |
| Deck Area | 141.4 sq m |
| Main Spans | 1 |
| Year Built | 2000 |
Traffic
| Avg Daily Traffic | 1,601 (2024) |
| Truck Traffic | 3% |
| Lanes On Bridge | 3 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000006432 |