How To Cut Doorway In Concrete Wall

Cut through the remaining lines until you have created the opening.

How to cut doorway in concrete wall.

Tracing is where the actual cutting will be done on the concrete wall. Don t force a blade into a cut. Start at the top of the opening and cut carefully along the lines you made on the wall. A huge water cooled cutting saw attaches to each rail and is slowly moved up and down the rails.

The concrete cutting contractor used a hammer drill to drill and bolt two parallel metal rails to the concrete wall. Score the length of the cut three or four times with the chisel. Anyway the landord was adding an overhead door for the next tenant and the concrete cutters came in one morning anchored tracks to the wall and ran the rail saws in about 8 hours they had a 12 ft overhead door cut but like above left the concrete in the hole. A clear line is drawn to help indicate where the concrete will be cut and how the doorway is going to be made for the proper installation of the doorframe.

Step 5 insert the masonry saw blade in one of the holes and cut along the line. This is the first cut through the wall. In the photo above the right side of the right vertical rail has been cut. Until now i just figured they weren t ready to knock it out.

A circular saw is used to make entry through a cinder block wall into the future waiting room of a hospital. Each time the saw makes a full pass up and down the contractor increases the depth of the saw blade so that it eventually cuts through a 10 concrete wall. Cutting the foundation wall. Line up the blade of a concrete saw over the marks on one side of the wall.

If your cut doesn t need to be exact use a cold chisel and hand sledge to cut the concrete. A circular saw with a masonry blade can also be used to either score or completely cut through the block.