Forest Lake R Fh79 over Au Train River
Good Condition49 years old500 vehicles/day
Location
| State | Michigan |
| County | Alger |
| Location | 1.44 Mi S Of Au Train |
| Carries | Forest Lake R Fh79 |
| Crosses | Au Train River |
| Coordinates | 46.41332, -86.84232 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 82.0 ft (25 m) |
| Max Span | 78.7 ft (24 m) |
| Deck Width | 37.7 ft (11.5 m) |
| Deck Area | 287.5 sq m |
| Main Spans | 1 |
| Year Built | 1977 |
Traffic
| Avg Daily Traffic | 500 (1995) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000000060 |