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 function]
8. agricultural structures
9. agricultural buildings

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. storage facilities

Anotations

Scope note:

Buildings, often partly or wholly underground, in which ice, often ice collected in winter, is stored for use throughout the year. Examples were specially insulated and ventilated agricultural buildings, increasingly popular after the mid-19th-century rise in dairy production, for the storing of ice blocks.