Irwin Rd. over Little Darby
Good Condition28 years old72 vehicles/day
Location
| State | Ohio |
| County | Madison |
| Location | 2.80 Mi.n. Of C.r.25 |
| Carries | Irwin Rd. |
| Crosses | Little Darby |
| Coordinates | 40.10840, -83.49320 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Truss - Thru |
| Total Length | 85.0 ft (25.9 m) |
| Max Span | 82.0 ft (25 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 189.1 sq m |
| Main Spans | 1 |
| Year Built | 1998 |
Traffic
| Avg Daily Traffic | 72 (2015) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 125 |
| Inspection Frequency | Every 12 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 4931491 |