Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Components (hierarchy name)
4. components (objects parts)
5. [components by general context]
6. [joints and joint components]
7. joints (connections)
8. [joints by material joined]
9. concrete joints

Anotations

Scope note:

In concrete finishing, a space or break of about 1/8 inch made at regular intervals, particularly over expansion joints, to allow for contraction and expansion in the topping layer of sidewalks, driveways, and similar structures.