IRR BIA RTE N12 over Damon Wash
Fair Condition47 years old10,000 vehicles/day
Location
| State | Arizona |
| County | Apache |
| Location | 3 Mi N Of Window Rock Az |
| Carries | IRR BIA RTE N12 |
| Crosses | Damon Wash |
| Coordinates | 35.69214, -109.06481 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 7 (Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 25.9 ft (7.9 m) |
| Max Span | 5.9 ft (1.8 m) |
| Deck Width | 104.7 ft (31.9 m) |
| Deck Area | 252.0 sq m |
| Main Spans | 4 |
| Year Built | 1979 |
Traffic
| Avg Daily Traffic | 10,000 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 5 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | Bureau of Indian Affairs |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 00000000000N677 |