You won t be able to get a nice flat finish and it won t adhere very well.
How to repair top of concrete block retaining wall.
Sweep away all debris from the top of the first course of block with a broom.
Apply concrete to any gaps in the blocks or mortar using a shovel.
Concrete block wall repairs are within the skills of do it yourself people.
If you need to remove an entire cinder block the job is a little harder.
Use the chisel and begin chipping away at the center of the damaged block.
Stack the second course of blocks on top of the first course making sure they remain level.
Lay a scrap board over the blocks to provide a surface that will catch any cement patch that falls so it can be scraped up with a trowel and reused rather than ruining the surface below the wall.
Backfill with gravel behind the wall to cover the drainage pipe.
For a crack use the brush to remove loose pieces of concrete and mortar.
Either demolish the wall.
Smooth over the repair with a damp cloth and allow it to set.
This article shows you how to install one in a weekend.
Place two large cement blocks tightly against the wall underneath the area to be patched.
Put the concrete epoxy cement on the caulking gun open up the tip to draw out a small amount and squeeze it smoothly into the crack.
Fill the holes and cracks as deeply as you can then scrape the top over with a trowel so the concrete can patch the wall together evenly.
You want the site to be as clean as possible.
Have the confidence to try and you will be successful.
These systems are easy to install durable reasonably priced and available in a variety of colors and textures.
A concrete block retaining wall is the perfect solution to control erosion to eliminate a hard to mow slope to add a planting bed or to level an ideal patio area.
To do this you can t just spread new concrete onto the old blocks like cake frosting.
Fill in the cracks or holes with concrete.
Fill the concrete cores with crushed gravel.
Retaining wall repair options whether a retaining wall is built of stone block concrete or wood it can begin to lean.