IRR BIA RTE N13 over Shiprock Wash
Good Condition49 years old1,675 vehicles/day
Location
| State | New Mexico |
| County | San Juan |
| Location | 9 Mi W & 10 Mi S Shiprock |
| Carries | IRR BIA RTE N13 |
| Crosses | Shiprock Wash |
| Coordinates | 36.62250, -108.87153 |
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 | 31.2 ft (9.5 m) |
| Max Span | 10.2 ft (3.1 m) |
| Deck Width | 44.9 ft (13.7 m) |
| Deck Area | 130.2 sq m |
| Main Spans | 3 |
| Year Built | 1977 |
Traffic
| Avg Daily Traffic | 1,675 (2022) |
| Truck Traffic | 20% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | Bureau of Indian Affairs |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 00000000000N232 |