How do you fix low spots on a concrete driveway?
Repairing Small Holes Add patching compound to the hole, 1/2 inch at a time, with a trowel. Let it dry completely before adding another layer. Continue in layers until it’s slightly above the level of the driveway. Trowel the compound over the patched area until it’s level with the rest of the driveway.
Can you pour self leveling concrete over concrete?
You can level an existing concrete floor with a leveling layer of new concrete, but you must prepare the old concrete floor first. Neglecting to prepare the old surface will prevent the new concrete from adhering correctly, resulting in a weak bond between the two layers.
How do you fix concrete ponding?
Where the water tends to collect, cut out a sloping channel in the concrete to direct the water away, filling it with decorative stone or gravel. Instead of gravel, you can also have a trench or channel drain made of metal installed.
What is self-leveling epoxy?
Self-leveling epoxy is a coating applied to a slab of concrete and, as the name suggests, it’s easy to apply because it self-levels and spreads out across the flooring surface. It quickly creates a single seamless surface across the floor.
How do I stop water ponding on concrete?
How to fix low spots in concrete?
Next, use an abrasive tool to rough up the surface area that you’re going to patch. Remove surface concrete to expose any weak spots and to create a fresh surface to patch. The tool depends on the low spot situation. You can use a wire brush, a grinder and a buffer, or a concrete etching acid substitute product.
How do you fill a depression in a concrete floor?
Gauge the depth of the depression using a straightedge, such as a straight two-by-four. If the floor has more than one low spot, move the straightedge around the floor and mark the spots with a pencil. Fill the depressions with self-leveling concrete filler.
How do you fix a low spot on a garage floor?
How do you fix a garage floor low spot? Use a de-greaser to remove oil from the surface. Use a wire brush, or a grinder or an acid-substitute, to prepare the concrete. For large areas use a floor buffer with a grinding attachment.
How do you fix a hole in a concrete floor?
Feather the edges of the patch into the surrounding concrete. Let the patch set for 48 hours before walking or driving over it. Clean the area around the depression by scrubbing it with detergent and water. Let it dry, then vacuum or wipe the floor clean.