M-311 (11 Mile Rd) over Kalamazoo River
Good Condition7 years old1,100 vehicles/day
Location
| State | Michigan |
| County | Calhoun |
| Location | 1.8 Mi S Of I-94 |
| Carries | M-311 (11 Mile Rd) |
| Crosses | Kalamazoo River |
| Coordinates | 42.27431, -85.08118 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 149.9 ft (45.7 m) |
| Max Span | 146.3 ft (44.6 m) |
| Deck Width | 42.3 ft (12.9 m) |
| Deck Area | 589.5 sq m |
| Main Spans | 1 |
| Year Built | 2019 |
Traffic
| Avg Daily Traffic | 1,100 (2019) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000001322 |