15 Mi Road over Kalamazoo River
Fair Condition65 years old2,500 vehicles/day
Location
| State | Michigan |
| County | Calhoun |
| Location | Marshall Twp Sec 34 |
| Carries | 15 Mi Road |
| Crosses | Kalamazoo River |
| Coordinates | 42.25850, -84.99820 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 4 (Poor) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 119.8 ft (36.5 m) |
| Max Span | 59.7 ft (18.2 m) |
| Deck Width | 32.5 ft (9.9 m) |
| Deck Area | 361.4 sq m |
| Main Spans | 2 |
| Year Built | 1961 |
Traffic
| Avg Daily Traffic | 2,500 (2021) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000001338 |