Repairing Flaking Concrete Wall

Corroded rebar due to exposure must be cleaned at the beginning of the restoration process.

Repairing flaking concrete wall.

Unsound or flaking concrete can be removed by using a hammer and chisel or with a masonry grinding disk and a portable drill. This occurs because of freezing and thawing of water around your foundation or by frequent high pressure washing or sandblasting. Step 1 clean the surface of the damaged area by removing any loose material such as dirt oil or grease and unsound or flaking concrete. Masonry whether an aggregate of stone or sand and cement contains air between particles.

Cut a square around the spalled concrete three eighth of an inch deep using a circular saw. Remove any loose concrete from the spalled surface. If the damage is greater than 1 3 of the depth steel bars may need to be installed and a full depth restoration may be required. Sometimes the masonry and concrete around your home deteriorates also known as spalling.

Pressure wash the foundation wall with a pressure washer set at 3500psi. Foundation crumbling chipping flaking. The injection process fills the crack from top to bottom from inside to outside. Choose a concrete resurfacing product.

Injecting a typical wall crack with an epoxy or urethane resin is done under pressure pushing the material from the inside all the way to the outside. This will remove dirt and debris from. Picture frame the section by nailing 1 2 in. Mix one part type 1 portland cement and one part fine sand by volume.

Add water until the mixture is the consistency of thick paint then brush it on the damp concrete. The only way to repair foundation wall cracks successfully is by the injection process. How to cover a peeling foundation with new concrete step 1. Mix portland cement with clean water to the consistency of regular paint.

It s important to immediately. Plywood strips flat to the concrete along the control joints. Use the chisel and hammer. How to repair spalled concrete basement walls step 1.

Spritz the old concrete with a little water to make it damp before applying the cement paint. Settling results from shifting soil underneath the wall and causes vertical or diagonal cracks and spalling. Mix one part concrete resurfacer compound with seven parts water into a mixing container and mix it into paste. Chipped or splintered pieces can be removed using a cold.