PVC Waterstops
Moving Joints
Ribbed Center Bulb
Split Rib
Dumbbell w/ Center Bulb
Tear Web
International Moving Joints
Non-Moving Joints
Flat Ribbed
Dumbbell
Split Dumbbell
Base Seal
Multi-Rib
Retrofit Applications
International Non-Moving Joints
|
Expansion (Isolation) Joint:
A joint that separates the slab structurally from other building elements such as walls, columns,
foundations, drain pipes, to accommodate differential horizontal and vertical movement.
Contraction (Control) Joint:
A formed, sawed or tooled groove in a concrete structure to create a weakened plane and regulate
the location of cracking resulting from the dimensional change of different parts of the structure.
Construction Joint:
A joint placed in a slot where concreting operations are concluded for the day.
-Reprinted with permission, American Concrete Institution, CCS-1, Slabs on Grade, Mary K. Hurd, Editor.
|