SR 74 over Iona Wash
Good Condition62 years old4,192 vehicles/day
Location
| State | Arizona |
| County | Maricopa |
| Location | 2.4 Mi E Jct US 60 |
| Carries | SR 74 |
| Crosses | Iona Wash |
| Coordinates | 33.85869, -112.59436 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 7 (Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 48.9 ft (14.9 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Area | 181.8 sq m |
| Main Spans | 4 |
| Year Built | 1964 |
Traffic
| Avg Daily Traffic | 4,192 (2021) |
| Truck Traffic | 29% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 06528 |