To seal a cracked concrete slab.
Best way to fill cracks in concrete driveway.
Cracks up to inch in width can be filled with sealant.
First use a small hammer and chisel in combination to knock away any.
Concrete surfaces cannot be repaired with concrete.
Remove any debris or loose concrete in the crack using a screwdriver followed by a wire brush.
A standard concrete mix that contains gravel works best for patching large or deep areas.
Use a broom or leaf blower to clean out the crack.
Use kneepads to cushion your knees if you have to kneel to make a lot of repairs.
To use the driveway as soon as possible choose a rapid or fast set crack filler.
Now you can move onto the actual methods of fixing a crack in the concrete.
Prepare the cracked area for patching.
Next mix up enough quikrete concrete resurfacerwith water in a five gallon bucket to fill the cracks.
These include using simple concrete glue filling the crack with more concrete using expanding foam and even starting from scratch.
A mixing paddle chucked in a drill makes preparing the patching material easy.
Choose your concrete repair product.
Fill the crack with concrete repair caulk such as polyurethane concrete crack sealant from quikrete.
How to fix cracks in concrete.
There are four main methods at your disposal which you can use to fix cracks in concrete.
Small cracks here and there that are narrower than inch are most likely the result of shrinkage as the driveway cured.
Be sure to clean out the cracks out as well removing any dirt or loose concrete so the patching material will adhere to the concrete.
Sand mix or concrete resurfacer which do not contain gravel may be used if the area to be repaired is not large or deep.
Choose your concrete repair product.