Nm-187 over Greenhorn Arroyo
Poor Condition98 years old297 vehicles/day
Location
| State | New Mexico |
| County | Sierra |
| Location | 12.6 Mi N Of Dona Ana C/l |
| Carries | Nm-187 |
| Crosses | Greenhorn Arroyo |
| Coordinates | 32.94420, -107.31279 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 6 (Satisfactory) |
| Superstructure | 4 (Poor) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 180.1 ft (54.9 m) |
| Max Span | 24.9 ft (7.6 m) |
| Deck Width | 29.9 ft (9.1 m) |
| Deck Area | 499.6 sq m |
| Main Spans | 7 |
| Year Built | 1928 |
Traffic
| Avg Daily Traffic | 297 (2023) |
| Truck Traffic | 11% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 12 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000001660 |