Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Components (hierarchy name)
4. components (objects parts)
5. [components by specific context]
6. architectural elements
7. [structural elements and components for structural elements]
8. structural elements
9. enclosing structural elements
10. [vaults and vault components]
11. vaults (structural elements)
12. compound vaults
13. [compound vaults by form]
14. [compound vaults by form: profile]
15. groined vaults

Narrower term/s

• plowshare vaults

Anotations

Scope note:

Compound vaults in which intersecting barrel vaults are of differing widths, the ridges of the same height but the springing lines of different height, producing a groin line of double curvature. Compound vaults in which intersecting barrel vaults are of differing widths, the ridges of the same height but the springing lines of different height, producing a groin line of double curvature.