Ketola Grade Road over Black River
Poor Condition32 years old3 vehicles/day
Location
| State | Michigan |
| County | Gogebic |
| Location | Sec 33-34 Erwin Twp |
| Carries | Ketola Grade Road |
| Crosses | Black River |
| Coordinates | 46.34410, -90.05274 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 27.9 ft (8.5 m) |
| Max Span | 24.0 ft (7.3 m) |
| Deck Width | 14.1 ft (4.3 m) |
| Deck Area | 36.5 sq m |
| Main Spans | 1 |
| Year Built | 1994 |
Traffic
| Avg Daily Traffic | 3 (1998) |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 12 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000003007 |