Nm-1 over Ryan Hill Canyon
Fair Condition95 years old174 vehicles/day
Location
| State | New Mexico |
| County | Socorro |
| Location | 2.7 M E&n San Marcial |
| Carries | Nm-1 |
| Crosses | Ryan Hill Canyon |
| Coordinates | 33.73603, -106.97678 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 302.5 ft (92.2 m) |
| Max Span | 24.9 ft (7.6 m) |
| Deck Width | 20.0 ft (6.1 m) |
| Deck Area | 562.4 sq m |
| Main Spans | 12 |
| Year Built | 1931 |
Traffic
| Avg Daily Traffic | 174 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 12 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | 000000000001648 |