Unadilla Road over Portage River
Fair Condition100 years old1,350 vehicles/day
Location
| State | Michigan |
| County | Livingston |
| Location | Sec 35 Unadilla Twp |
| Carries | Unadilla Road |
| Crosses | Portage River |
| Coordinates | 42.43061, -84.05801 |
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 | Concrete |
| Design | Tee Beam |
| Total Length | 30.8 ft (9.4 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 21.0 ft (6.4 m) |
| Deck Area | 60.2 sq m |
| Main Spans | 1 |
| Year Built | 1926 |
Traffic
| Avg Daily Traffic | 1,350 (2013) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000005830 |