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.
How to fix cracked concrete retaining wall.
Mist the wall with water and then apply a coat of thoroseal with a latex additive check on amazon.
To permanently patch the crack we used an epoxy injection system from polygem called the liquid concrete repair kit 60.
This may require digging out the back side of the retaining wall.
Mortar is essentially concrete that you will mix and then use to fill the cracks in the concrete retaining wall.
The easiest way to mix mortar is to follow the instructions on the packaging.
Wash the walls with an acidic solution check on amazon to neutralize the salt completely and allow to dry for a few hours.
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.
Start by making sure the entire crack is fully exposed.
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 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.
The only way to repair foundation wall cracks successfully is by the injection process.
If the concrete crack surfaces are clean or can be cleaned the epoxy will bond with a ferocious grip.
Once the wall is stabilized you can inject the cracks with concrete repair epoxy.