I-75 Nb|m-55 WB over Old 76|s Saint Helen RD
Fair Condition55 years old7,368 vehicles/day
Location
| State | Michigan |
| County | Roscommon |
| Location | 9 Mi W Of West Branch |
| Carries | I-75 Nb|m-55 WB |
| Crosses | Old 76|s Saint Helen RD |
| Coordinates | 44.31185, -84.40981 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 162.1 ft (49.4 m) |
| Max Span | 92.8 ft (28.3 m) |
| Deck Width | 44.3 ft (13.5 m) |
| Deck Area | 666.9 sq m |
| Main Spans | 3 |
| Year Built | 1971 |
Traffic
| Avg Daily Traffic | 7,368 (2020) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000009019 |