M-19 over Cass River
Fair Condition69 years old3,478 vehicles/day
Location
| State | Michigan |
| County | Huron |
| Location | 1.4 Mi N Of Sanilac Col |
| Carries | M-19 |
| Crosses | Cass River |
| Coordinates | 43.70129, -82.93856 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 40.0 ft (12.2 m) |
| Max Span | 40.0 ft (12.2 m) |
| Deck Width | 43.3 ft (13.2 m) |
| Deck Area | 161.0 sq m |
| Main Spans | 1 |
| Year Built | 1957 |
Traffic
| Avg Daily Traffic | 3,478 (2007) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000003478 |