Repairing Surface Cracks In New Concrete

If you have a lot of cracks you may prefer to use dry concrete mix or concrete patching compound instead.

Repairing surface cracks in new concrete.

Let the compound cure as directed. We would like to show you a description here but the site won t allow us. Cracks that occur before hardening usually are the result of set tlement within the concrete mass or shrinkage of the surface plastic shrinkage cracks caused by rapid loss of water while the concrete is still plastic fig. Construction force cracks to occur in places where they are inconspicuous.

Since concrete cannot shrink around a corner stress will cause the concrete to crack from the point of that corner. Put the mix or compound in a large bucket and add water as directed on the label. As long as the rest of your driveway is sound no heaving sinking or crumbling you can replace those tiny cracks with a smooth concrete surface by applying a high quality resurfacing product. Fill the crack up to the surrounding concrete surface.

Plastic shrinkage cracks are typically very narrow in width and barely visible. Brush the surface of the patching compound with a dry paintbrush to texture the surface if desired.