Twin Peaks Road over Wash
Good Condition38 years old8,000 vehicles/day
Location
| State | Arizona |
| County | Pima |
| Location | 0.90 Mi E Silverbell RD |
| Carries | Twin Peaks Road |
| Crosses | Wash |
| Coordinates | 32.38056, -111.12778 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 207.0 ft (63.1 m) |
| Max Span | 15.1 ft (4.6 m) |
| Deck Area | 1306.2 sq m |
| Main Spans | 13 |
| Year Built | 1988 |
Traffic
| Avg Daily Traffic | 8,000 (2024) |
| Truck Traffic | 5% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 48 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 10029 |