Cutting Concrete Foundation For Door

Affordable concrete cutting boston services the contractor and homeowner in and around boston and eastern massachusetts.

Cutting concrete foundation for door.

Wall sawing is the process of cutting openings such as doors or windows in concrete walls usually no more than 12 thick but in some cases up to 24 thick. If your cut doesn t need to be exact use a cold chisel and hand sledge to cut the concrete. Close up of cutting a door in a concrete foundation with a wet saw. Add another set of marks across the top of the frame to represent a steel lintel that will support the load above the door.

The opening should be two inches wider than the door frame and about an inch taller in height. You can cut through a home s foundation to add a door using a concrete saw. Then just cut along the snapped line. Concrete saws are hand held gas powered tools that feature between 12 and 18 inch blades depending on the model.

Score the length of the cut three or four times with the chisel. The lintel should be centered over the door and should be 6 inches high. Use water while making the cut to reduce dust. The larger the blade is the deeper it will cut.

You ll have to cut the wall from both sides probably so you ll want to hammer drill a small hole all the way through at the beginning and end of each planned cut and then snap a line between those holes. Both dry and wet cut concrete saws are available. The contractor was able to cut from the house sill framing to the concrete footing at the bottom. Once both sides ware cut he used a sledge hammer and some wedges to knock the wall out of position and into the pre dug hole awaiting outside.

A circular saw with a masonry blade can also be used to either score or completely cut through the block.