How To Repair Flaking Concrete Wall

Remove any loose concrete from the spalled surface.

How to repair flaking concrete wall.

Mix one part type 1 portland cement and one part fine sand by volume. For smaller areas and to take out the tinier pieces you might need to use a screwdriver. When you ve done this use a stiff broom on the area to remove even more of the flaking concrete. Begin by using the shovel to dig out all the loose concrete.

Add water until the mixture is the consistency of thick paint then brush it on the damp concrete. Picture frame the section by nailing 1 2 in. If the wall is badly damaged set a steel screen in the scratch coat to provide a solid base. Cut a square around the spalled concrete three eighth of an inch deep using a circular saw.

Chipped or splintered pieces can be removed using a cold. Mix one part concrete resurfacer compound with seven parts water into a mixing container and. Corroded rebar due to exposure must be cleaned at the beginning of the restoration process. Plywood strips flat to the concrete along the control joints.

When the spalling damage is shallower than 1 3 of the concrete s thickness the concrete usually can receive a surface repair. Use the chisel and hammer. How to repair spalled concrete basement walls step 1. How to cover a peeling foundation with new concrete.

Pressure wash the foundation wall with a pressure washer set at 3500psi. Before you can undertake the concrete slab repair you need to prepare the surface. Vapor barriers and crawl space encapsulation. This will remove dirt and debris from the foundation wall.

Solutions for foundation crumbling chipping flaking.