IRR BIA RTE N12 over Chl Hoo Tso Wash
Fair Condition61 years old8,973 vehicles/day
Location
| State | Arizona |
| County | Apache |
| Location | 1 Mi South Of Az HWY 264 |
| Carries | IRR BIA RTE N12 |
| Crosses | Chl Hoo Tso Wash |
| Coordinates | 35.64422, -109.09281 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Culvert |
| Total Length | 57.1 ft (17.4 m) |
| Max Span | 14.4 ft (4.4 m) |
| Deck Width | 133.9 ft (40.8 m) |
| Deck Area | 709.9 sq m |
| Main Spans | 3 |
| Year Built | 1965 (reconstructed 1995) |
Traffic
| Avg Daily Traffic | 8,973 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
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 | 00000000000N676 |