Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Built Environment (hierarchy name)
4. Single Built Works (hierarchy name)
5. single built works (built environment)
6. [single built works by specific type]
7. [single built works by location or context]
8. [single built works by location: topographical]
9. earthworks (engineering works)
10. wells (structures)
11. [wells by construction]

Additional parents:

1. top of the aat hierarchies
2. Objects Facet
3. Built Environment
4. Single Built Works
5. single built works
6. single built works by specific type
7. single built works by function
8. hydraulic structures
9. hydraulic structures by function
10. water distribution structures

Anotations

Scope note:

Constructions of India, often architecturally embellished, with steps deeply cut down to a water-drawing area; used also as shelters from the heat. Below ground water reservoirs having stairways down to the water level. Most common in India and Pakistan, the structures may be decorative, elaborate, and multistoried.