Cutting Concrete Slab For Electrical Conduit

Instead finish the cut with a utility knife.

Cutting concrete slab for electrical conduit.

Use a chisel and hammer to remove the three scrap pieces. Make a second cut inch away and parallel to the first. Save the piece for later. The concrete will ruin your saw blade.

Step 7 backfill around the pipes. Next cut out the exposed strip of plywood or osb that covers the slab but don t go all the way through. If you have installed any electrical conduit which does not require a pressure test tape the opening to the conduit closed with duct tape to prevent concrete from falling in. In this video we are cutting concrete with a circular saw aka skil saw.

Ridged nonmetallic pvc conduit is the right material for this job because it is watertight inexpensive and easy to work with. Set the diamond blade on the concrete wet saw to a depth of 4 1 2 inches and cut along both chalk lines.