How To Cut A Square Hole In Concrete Wall

My neighbor at the above address built a 7 8 foot concrete wall dividing our properties.

How to cut a square hole in concrete wall.

It ends at my garage wall and turns in onto my property and meets my garage. Drill through each corner of your cutout using a rotary hammer equipped with a masonry bit. Either freehand the line or place a set square onto your slab and mark along the straight edge with your chalk. Mark off the region to be cut with a piece of chalk.

Is there a height limit. We all share a common driveway. If you need just the surface of the whole to have a nice appearance then use the method allready mentioned drilling 4 holes at the corners then angle grinder with a small worn out disc to connect the dots to as deep as you can get it then chip away with the demolition hammer. Don t force a blade into a cut.

Here s a few pictures of the right tool. 5 line up the blade of a. I ve hammer drilled through concrete to sink anchors but a 4 inch diameter hole is a little intimidating until you have the right tool. The walls at our new place are 6 inch thick concrete it s an old naval base and we needed a few holes for vents.

A circular saw with a masonry blade can also be used to either score or completely cut through the block. If your cut doesn t need to be exact use a cold chisel and hand sledge to cut the concrete. Also my understanding is that this wall is called a return wall. It has created a huge blind spot for the back 3 houses.

1216 sw 12th avenue pompano beach fl 33069. These holes will mark the boundaries of the opening and help guide your cuts. Score the length of the cut three or four times with the chisel. If you are working with a concrete block foundation wall rather than solid concrete you may be able to use a carbide tipped core bit on a hammer drill to cut through the block walls.