Removing Old Concrete From Slab After Removing Brick Wall

And it s great for creating durable surfaces.

Removing old concrete from slab after removing brick wall. If it s a mesh grid you can break the concrete into chunks and then cut the mesh with bolt cutters. Place a 1 inch 2 5 cm putty knife at a 45 degree angle to the remaining thinset patches. But if you pull up old tiles it may be something you will have to contend with. Removing old mortar from concrete slab yes that bosh cup is about 111 but i did find a smaller one for 70.

You will need to use only clear water to avoid worsening the situation. Steel reinforcement can ruin your day. Remove smaller patches of thinset using a chisel. Use the flat end of a 2 pound 0 91 kg hand maul to hit the end firmly.

Just take a few whacks at the slab with a 12 lb. The sooner the better as time will be against you if you are trying to remove these stains. If the other cutters work then i think i ll try that first and i may even have some on my truck because i had to cut a hole in a block wall to run conduit. If it s rebar your best bet is to jackhammer the concrete off the rebar or bring in a pro with a demolition saw to cut it up.

The surest way to decide whether to use a sledgehammer or a jackhammer is to experiment a few days before you begin full scale demolition. A better alternative is to soak the chunks with a soap solution to lubricate them then gently work a smooth edged flexible metal putty knife behind each one and gently pry it. The easiest step to remove efflorescence is to wash the wall and scrub the area to see if the stains go away. Once set concrete fasteners generally are not designed to be removed from concrete brick or block without damaging the base material into which they have been set if pulled on hard enough the base material will fail the anchor will become detached and there may be a hole in the concrete that is the shape of an upside down cone.

I only have this small area to do and i hope i don t have to do this again. Within 10 minutes you ll know whether it s a job for a sledge or a jackhammer. Yet when you need to remove it it can be a nightmare. You should notice the thinset patches breaking apart after about 20 to 30 seconds of hammering.

Insert a concrete drill bit into a high speed drill and put on safety glasses and a dust mask. Step 3 place the drill bit on the masonry just above or below the anchor. Mortar is a cement based paste that is used for binding building materials like bricks tiles and stones. Getting rid of the concrete.