C55e Unionville over Big Darby
Good Condition56 years old480 vehicles/day
Location
| State | Ohio |
| County | Union |
| Location | 2 Mi North Of SR 161 |
| Carries | C55e Unionville |
| Crosses | Big Darby |
| Coordinates | 40.13991, -83.33910 |
Condition Ratings
| Overall Condition | Good |
| Deck | 9 (Excellent) |
| Superstructure | 9 (Excellent) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 179.1 ft (54.6 m) |
| Max Span | 57.1 ft (17.4 m) |
| Deck Width | 27.9 ft (8.5 m) |
| Deck Area | 464.1 sq m |
| Main Spans | 3 |
| Year Built | 1970 (reconstructed 2017) |
Traffic
| Avg Daily Traffic | 480 (2015) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 8031169 |