Repairing Surface Cracks In New Concrete

Fill the crack up to the surrounding concrete surface.

Repairing surface cracks in new concrete.

Smooth the surface of the patch with the trowel feathering the compound into the surrounding concrete. For big or deep cracks use a concrete mix or patching compound that contains gravel. Construction force cracks to occur in places where they are inconspicuous. Plastic shrinkage cracks are typically very narrow in width and barely visible.

Since concrete cannot shrink around a corner stress will cause the concrete to crack from the point of that corner. Brush the surface of the patching compound with a dry paintbrush to texture the surface if desired. Put the mix or compound in a large bucket and add water as directed on the label. If you have a lot of cracks you may prefer to use dry concrete mix or concrete patching compound instead.

Let the compound cure as directed. While nearly invisible it is important to remember that plastic shrinkage cracks don t just exist on the surface they extend throughout the.