Middle Colon Road over Prairie River
Fair Condition62 years old720 vehicles/day
Location
| State | Michigan |
| County | St. Joseph |
| Location | NW Of Burr Oak |
| Carries | Middle Colon Road |
| Crosses | Prairie River |
| Coordinates | 41.85467, -85.33096 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Wood or Timber |
| Design | Slab |
| Total Length | 43.0 ft (13.1 m) |
| Max Span | 21.0 ft (6.4 m) |
| Deck Width | 27.2 ft (8.3 m) |
| Deck Area | 108.7 sq m |
| Main Spans | 2 |
| Year Built | 1964 |
Traffic
| Avg Daily Traffic | 720 (2022) |
| Truck Traffic | 11% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000010292 |