Coonhill Road over Portage River Drain
Fair Condition51 years old900 vehicles/day
Location
| State | Michigan |
| County | Jackson |
| Location | 2 Mi South Of Munith |
| Carries | Coonhill Road |
| Crosses | Portage River Drain |
| Coordinates | 42.36453, -84.25788 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Wood or Timber |
| Design | Slab |
| Total Length | 51.8 ft (15.8 m) |
| Max Span | 24.9 ft (7.6 m) |
| Deck Width | 33.5 ft (10.2 m) |
| Deck Area | 161.2 sq m |
| Main Spans | 2 |
| Year Built | 1975 |
Traffic
| Avg Daily Traffic | 900 (2003) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000004484 |