Cutting Cement Slab
A circular saw with a masonry blade can also be used to either score or completely cut through the block.
Cutting cement slab. Cutting depth your local building authority might have a regulation controlling joint depth but if not a standard rule of thumb is to cut to a depth that is at least one quarter of the slab s thickness. Cutting concrete all the way through meanwhile is a bigger job made harder the older the concrete is. However it does require some elbow grease and a sensible pair of safety glasses. Joints shall be spaced at 24 to 36 times the slab thickness but this need to be confirmed by a structural engineer.
The following list details the different ways you can go about cutting concrete paver slabs to suit your needs. Where to saw cut concrete. Cut pavers the old fashioned way. It is recommended to start saw cuts on or at the center of column lines.
These joints should be cut in a quarter of the depth of the concrete slab during the very beginning of the curing process within 24 hours of the initial pour. Next set the saw s blade depth to 2 inches and attach a 7 inch diamond blade using vice grips so that the teeth point in the opposite direction of movement. Cutting hollow concrete block first score the line. Score the length of the cut three or four times with the chisel.
If you need to make a cut in a concrete paver the old fashioned way of doing it requires the fewest tools. If your cut doesn t need to be exact use a cold chisel and hand sledge to cut the concrete. How to cut a concrete floor for new plumbing. Do pond cure concrete slabs.
Before you start saw cutting concrete is important to select where these cuts will be done.