Lumber Jack Road over Pine River
Good Condition77 years old915 vehicles/day
Location
| State | Michigan |
| County | Gratiot |
| Location | Sec 6 Sumner Twp |
| Carries | Lumber Jack Road |
| Crosses | Pine River |
| Coordinates | 43.37216, -84.83580 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 89.9 ft (27.4 m) |
| Max Span | 43.0 ft (13.1 m) |
| Deck Width | 36.1 ft (11 m) |
| Deck Area | 301.4 sq m |
| Main Spans | 2 |
| Year Built | 1949 (reconstructed 2013) |
Traffic
| Avg Daily Traffic | 915 (2012) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000003154 |