Wide cracks in concrete are best patched and sealed with a concrete patching compound. Smaller cracks, less than 1/4 inch wide, can be repaired with a concrete caulk or liquid filler. Patching compounds typically are mixed with water and applied with a trowel.
How to Fix Large Cracks in Concrete?
Cracks in concrete can be a major eyesore and a safety hazard. If left untreated, large cracks in concrete can cause further damage and make a structure less stable.
Fortunately, there are several steps you can take to repair large cracks in concrete. The first step in how to fix large cracks in concrete is to clean the area around the crack.
This should be done with a pressure washer. Make sure to use a low pressure setting to avoid damaging the concrete. If there is any debris or dirt in the crack, use a wire brush to remove it.
Once the area is clean, apply a concrete bonding adhesive to the walls of the crack. This adhesive will help to hold the new concrete in place. Allow the adhesive to dry completely before moving on to the next step.
Next, mix the concrete patching material according to the manufacturer’s instructions. This can be done in a wheelbarrow or other container.
Make sure to use the correct mix for the type of concrete you are working with. Once the patching material is mixed, use a trowel to fill the crack. Make sure to fill the crack completely, but don’t overfill it. When the crack is filled, use
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