12 Mile Road over Charlotte River
Poor Condition119 years old50 vehicles/day
Location
| State | Michigan |
| County | Chippewa |
| Location | 12 Mi SE Of Sault Ste Mar |
| Carries | 12 Mile Road |
| Crosses | Charlotte River |
| Coordinates | 46.33268, -84.25257 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 6 (Satisfactory) |
| Superstructure | 3 (Serious) |
| Substructure | 3 (Serious) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 57.7 ft (17.6 m) |
| Max Span | 20.0 ft (6.1 m) |
| Deck Width | 16.1 ft (4.9 m) |
| Deck Area | 86.2 sq m |
| Main Spans | 3 |
| Year Built | 1907 (reconstructed 1986) |
Traffic
| Avg Daily Traffic | 50 (1986) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 12 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000001648 |