I-75 NB over Hesr
Poor Condition66 years old44,350 vehicles/day
Location
| State | Michigan |
| County | Bay |
| Location | 1.5 Mi W Of Bay City |
| Carries | I-75 NB |
| Crosses | Hesr |
| Coordinates | 43.60602, -83.94772 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 5 (Fair) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 4 (Poor) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 139.1 ft (42.4 m) |
| Max Span | 46.3 ft (14.1 m) |
| Deck Width | 72.5 ft (22.1 m) |
| Deck Area | 937.0 sq m |
| Main Spans | 3 |
| Year Built | 1960 (reconstructed 2001) |
Traffic
| Avg Daily Traffic | 44,350 (2024) |
| Truck Traffic | 9% |
| Lanes On Bridge | 4 |
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 | 000000000000624 |