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 form]
8. [single built works by form: height]
9. multistory buildings
10. high-rise buildings

Anotations

Scope note:

Modern high-rise buildings whose main mass rises, with the tall slender proportions of a tower, from a larger low base. For usually detached or isolated buildings or other structures high in proportion to their lateral dimensions, use "towers (single built works)."