M-71 over Holly Drain
Good Condition65 years old8,100 vehicles/day
Location
| State | Michigan |
| County | Shiawassee |
| Location | 0.3 Mi NW Of I-69 |
| Carries | M-71 |
| Crosses | Holly Drain |
| Coordinates | 42.92898, -84.00259 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 59.4 ft (18.1 m) |
| Max Span | 56.4 ft (17.2 m) |
| Deck Width | 47.2 ft (14.4 m) |
| Deck Area | 260.6 sq m |
| Main Spans | 1 |
| Year Built | 1961 (reconstructed 2011) |
Traffic
| Avg Daily Traffic | 8,100 (2011) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000009769 |