M-55 over Manistee River
Good Condition5 years old3,408 vehicles/day
Location
| State | Michigan |
| County | Manistee |
| Location | 0.1 Mi E Of Us-31 |
| Carries | M-55 |
| Crosses | Manistee River |
| Coordinates | 44.26379, -86.29509 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 420.9 ft (128.3 m) |
| Max Span | 147.6 ft (45 m) |
| Deck Width | 47.2 ft (14.4 m) |
| Deck Area | 1847.5 sq m |
| Main Spans | 3 |
| Year Built | 2021 |
Traffic
| Avg Daily Traffic | 3,408 (2022) |
| Truck Traffic | 16% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is on the National Register of Historic Places |
| Structure Number | 000000000006439 |