M-21 over Crawford Drain
Good Condition17 years old8,200 vehicles/day
Location
| State | Michigan |
| County | Shiawassee |
| Location | 0.6 Mi W Of Genesee Col |
| Carries | M-21 |
| Crosses | Crawford Drain |
| Coordinates | 42.99882, -83.93926 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 28.2 ft (8.6 m) |
| Max Span | 28.2 ft (8.6 m) |
| Deck Area | 115.2 sq m |
| Main Spans | 1 |
| Year Built | 2009 |
Traffic
| Avg Daily Traffic | 8,200 (2009) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000009774 |