Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment (hierarchy name)
4. Transportation Vehicles (hierarchy name)
5. vehicles (transportation)
6. land vehicles
7. [land vehicles by form]
8. guideway vehicles
9. rail guideway vehicles
10. railroad cars
11. nonrevenue cars

Anotations

Scope note:

Small, four-wheeled rail vehicles used in conjunction with track inspection and repair to transport workers and equipment; originally open platforms with manually operated propulsion mechanisms, now usually gasoline- or electric-powered.