IRR US 70 over Patterson Wash
Fair Condition94 years old3,757 vehicles/day
Location
| State | Arizona |
| County | Graham |
| Location | 11.7 Mi W Jct US 191 |
| Carries | IRR US 70 |
| Crosses | Patterson Wash |
| Coordinates | 32.92017, -109.86857 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 22.0 ft (6.7 m) |
| Max Span | 21.0 ft (6.4 m) |
| Deck Width | 50.9 ft (15.5 m) |
| Deck Area | 103.8 sq m |
| Main Spans | 1 |
| Year Built | 1932 (reconstructed 1952) |
Traffic
| Avg Daily Traffic | 3,757 (2022) |
| Truck Traffic | 27% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 01421 |