Stair step cracks may cause cracks in other walls above or a door to rub but they don t compromise the strength of the foundation.
How to fix a cracked concrete basement wall.
The only way to repair foundation wall cracks successfully is by the injection process.
Use a wire brush check on amazon to brush both ends of the walls and then try a vacuum pump to suck out all debris in.
The crack must be prepared so that the sealant will adhere to the crack surfaces.
10d finishing nails partway into the crack spaced 12 in.
Mix the two part epoxy.
Before you start to repair the crack use any combination of a wire brush vacuum or power washer to remove any oil dirt or debris from the concrete wall surface and from inside the crack.
Do this by enlarging the crack using a concrete chisel and a hammer.
If you only had the stair step cracks you could go ahead with your basement finish work because that type of crack is a normal sign of settling.
Fill a bucket with the mortar and then use a hand trowel to apply it.
First scrub the crack clean of any loose concrete paint or old filler using a wire brush.
Repairing a foundation crack of this nature is similar to repairing other non structural cracks.
Concrete wall crack repair in 8 steps step 1.
Once that has been done you may want to start mixing your mortar check on amazon.
You can t handle this cracked wall by simply filling the crack and finishing off the basement.
Fill it with a caulk suitable for use on concrete.
Use a nail to align injection points.