control joint การใช้

Contractors like Houshmand and Bouknight put control joints in them, to direct the stresses, like sidewalk seams.
Blocks with grooved ends permit the construction of control joints, allowing a filler material to be anchored between the un-mortared block ends.
The facade will be repaired with appropriate control joints, masonry supports and drainage that will replace systems failing in the current structure.
Use a jointing tool, sometimes called a groover, to cut control joints ( these will eliminate unsightly random cracks ) at six-foot intervals across the slab.
The forces would be fully independent, under their own operational command and military law, though in practice it was expected that the British high command would direct general strategy and control joint operations.