Cosper Loop over Rocky John Canyon
Fair Condition126 years old42 vehicles/day
Location
| State | Arizona |
| County | Greenlee |
| Location | 1.0 Mi S Jct SR 75 |
| Carries | Cosper Loop |
| Crosses | Rocky John Canyon |
| Coordinates | 32.89149, -109.20304 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 5 (Fair) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 54.1 ft (16.5 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Area | 115.5 sq m |
| Main Spans | 5 |
| Year Built | 1900 |
Traffic
| Avg Daily Traffic | 42 (2022) |
| Truck Traffic | 1% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 08147 |