Nm-581 over Arroyo Seco
Fair Condition47 years old1,086 vehicles/day
Location
| State | New Mexico |
| County | Rio Arriba |
| Location | 0.10 Mi N Of Jct Nm 399 |
| Carries | Nm-581 |
| Crosses | Arroyo Seco |
| Coordinates | 35.97163, -106.06176 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 121.4 ft (37 m) |
| Max Span | 32.8 ft (10 m) |
| Deck Width | 32.8 ft (10 m) |
| Deck Area | 370 sq m |
| Main Spans | 4 |
| Year Built | 1979 |
Traffic
| Avg Daily Traffic | 1,086 (2023) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000008150 |