M-20 over Muskegon River
Fair Condition43 years old12,343 vehicles/day
Location
| State | Michigan |
| County | Mecosta |
| Location | In Big Rapids(maple St) |
| Carries | M-20 |
| Crosses | Muskegon River |
| Coordinates | 43.69887, -85.47605 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 7 — Countermeasures installed |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 390.1 ft (118.9 m) |
| Max Span | 149.9 ft (45.7 m) |
| Deck Width | 66.6 ft (20.3 m) |
| Deck Area | 2413.7 sq m |
| Main Spans | 3 |
| Year Built | 1983 |
Traffic
| Avg Daily Traffic | 12,343 (2007) |
| Truck Traffic | 2% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000006746 |