To permanently patch the crack we used an epoxy injection system from polygem called the liquid concrete repair kit 60.
How to fix cracked concrete retaining wall.
This may require digging out the back side of the retaining wall.
If you take your time installing this product you may be able to tool it and sprinkle on some fresh portland cement powder to disguise the cracks.
The injection process fills the crack from top to bottom from inside to outside.
First off brush off any loose material from the basement walls.
Use an epoxy injection system for basement wall crack repair we repaired a foundation wall which had an 8 ft long crack that leaked water into the basement during periods of heavy rainfall.
Mortar is essentially concrete that you will mix and then use to fill the cracks in the concrete retaining wall.
It will adhere to the rough concrete in the crack which after it cures will be just as strong as the rest of the wall.
Injecting a typical wall crack with an epoxy or urethane resin is done under pressure pushing the material from the inside all the way to the outside.
If the concrete crack surfaces are clean or can be cleaned the epoxy will bond with a ferocious grip.
The only way to repair foundation wall cracks successfully is by the injection process.
Mist the wall with water and then apply a coat of thoroseal with a latex additive check on amazon.
The easiest way to mix mortar is to follow the instructions on the packaging.
Clean out the enlarged crack with a hose or a.
Start by making sure the entire crack is fully exposed.