Alton Darby CR RD over Ir-70
Fair Condition56 years old6,924 vehicles/day
Location
| State | Ohio |
| County | Franklin |
| Location | 3.82 Mi E Of Madison Co |
| Carries | Alton Darby CR RD |
| Crosses | Ir-70 |
| Coordinates | 39.97812, -83.17731 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 308.1 ft (93.9 m) |
| Max Span | 86.0 ft (26.2 m) |
| Deck Width | 36.1 ft (11 m) |
| Deck Area | 1032.9 sq m |
| Main Spans | 4 |
| Year Built | 1970 |
Traffic
| Avg Daily Traffic | 6,924 (2015) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 6 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 12 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 2503875 |