Repairing Concrete Floor Slabs

Shrinkage cracks in poured concrete are easily recognizable and can be distinguished from other types of cracks that occur later in the life of a foundation wall or floor slab.

Repairing concrete floor slabs. Concrete slabs and coatingsoftentimes contractors need to fill and reinforce slab cracks because a coating will be applied to the surface such as that found on a pool deck garage floors as well as commercial floors. Concrete surfaces cannot be repaired with concrete. Learn how to repair concrete to fix all types of concrete problems from crack to broken corners to full section replacement. I m going to share with you my easy step by step guide for fixing cracks in concrete.

This repair works best if the cement temperature is above 50 f 10 c so if the concrete is outside wait until the weather warms up. The cracks in this case ranged in width measured across the crack from hairline less than 1 16 to. Concrete floors should be repaired with a surface topping only when the concrete slab contains surface or hairline cracks or has cosmetic surface flaws. The photograph of cracks above were taken of shrinkage cracks in a concrete slab floor in a home built in 2006.

Impact damage from hard wheeled moving loads can take its toll on the slab typically resulting in floor joint damage and surface defects. This guide will work for all types of concrete flat work floors slabs driveways patios and pool decks. To get ready for repairs measure pits cracks and other damage and make a plan of attack based on the level of damage. The secret to fixing wide concrete cracks is to undercut the sides of the crack to give it an inverted v shape.

But knowing how to repair a concrete crack isn t common knowledge. Concrete slab repair can begin with patching the small cracks and pits followed by repairing the large ones and if necessary resurfacing. These are readily available at home centers and online. How do i repair a vibrating concrete floor slab.

Let s face it cracks in concrete floors are quite common. Options include epoxy compounds latex patching. How to repair wide concrete cracks. Shop all products used in this.

These interior or exterior slab coatings serve many purposes either decorative or for safety. Instead use a concrete repair mix. Include your email address to get a message when this question is answered.