dummy joint

dummy joint

[¦dəm·ē ‚jȯint]
(engineering)
A groove cut into the top half of a concrete slab, sometimes packed with filler, to form a line where the slab can crack with only minimum damage.

groove joint

A construction joint formed by a groove in a floor slab, wall, or pavement; used to control random cracking.
References in periodicals archive ?
Then the couple must create a mock or dummy joint federal return combining income, adjustments, deductions and credits;
You can't simply combine the numbers from your individual returns for that dummy joint federal return.
Road Work Providing And Laying Cc Of Required Thickness For Driveways In Panels I/C Formwork, Curing, Cutting Of Dummy Joints By Concrete Cutter Saw And Filling The Same With 10/20 Grade Bitumen Sealing Compound Inclusive Of Cost Of All Material Labour Equipment Etc.
about 6 728m producing dummy joints in the screed; approximately 269 m2 of manufacturing a double bottom;