Tilch RD over Dunn-banister Drain
Good Condition47 years old4,490 vehicles/day
Location
| State | Michigan |
| County | Macomb |
| Location | 0.5 Mile N Of M-59 |
| Carries | Tilch RD |
| Crosses | Dunn-banister Drain |
| Coordinates | 42.63460, -82.96590 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Culvert |
| Total Length | 55.4 ft (16.9 m) |
| Max Span | 16.4 ft (5 m) |
| Deck Area | 185.9 sq m |
| Main Spans | 3 |
| Year Built | 1979 |
Traffic
| Avg Daily Traffic | 4,490 (2008) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000006361 |