13 Mile Road over ST Joseph River
Fair Condition36 years old50 vehicles/day
Location
| State | Michigan |
| County | Calhoun |
| Location | 1 Mi E Of Burlington |
| Carries | 13 Mile Road |
| Crosses | ST Joseph River |
| Coordinates | 42.10283, -85.04019 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 149.9 ft (45.7 m) |
| Max Span | 74.8 ft (22.8 m) |
| Deck Width | 31.5 ft (9.6 m) |
| Deck Area | 438.7 sq m |
| Main Spans | 2 |
| Year Built | 1990 |
Traffic
| Avg Daily Traffic | 50 (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 | 000000000001386 |