I-75 Bs (ashmun) over Power Canal
Fair Condition92 years old10,180 vehicles/day
Location
| State | Michigan |
| County | Chippewa |
| Location | In Sault Ste Marie |
| Carries | I-75 Bs (ashmun) |
| Crosses | Power Canal |
| Coordinates | 46.49544, -84.34930 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Arch - Thru |
| Total Length | 256.9 ft (78.3 m) |
| Max Span | 256.9 ft (78.3 m) |
| Deck Width | 62.0 ft (18.9 m) |
| Deck Area | 1479.9 sq m |
| Main Spans | 1 |
| Year Built | 1934 (reconstructed 1998) |
Traffic
| Avg Daily Traffic | 10,180 (2007) |
| Truck Traffic | 3% |
| Lanes On Bridge | 3 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is on the National Register of Historic Places |
| Structure Number | 000000000001570 |