I-75 over Elmhirst Creek
Poor Condition63 years old3,016 vehicles/day
Location
| State | Michigan |
| County | Mackinac |
| Location | 4.6 Mi N Of M-134 |
| Carries | I-75 |
| Crosses | Elmhirst Creek |
| Coordinates | 46.11340, -84.63320 |
Condition Ratings
| Overall Condition | Poor |
| Channel/Waterway | 5 (Fair) |
| Culvert | 4 (Poor) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Culvert |
| Total Length | 41.0 ft (12.5 m) |
| Max Span | 11.2 ft (3.4 m) |
| Deck Area | 305 sq m |
| Main Spans | 3 |
| Year Built | 1963 |
Traffic
| Avg Daily Traffic | 3,016 (2007) |
| Truck Traffic | 10% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 18 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000005946 |