Repairing Concrete Block Basement Walls

If the damaged area is manageable a do it yourselfer can easily perform the necessary repairs.

Repairing concrete block basement walls.

A cast or poured concrete foundation wall is solid. To repair a leaking concrete block wall in a basement you ll need concrete epoxy cement to make a waterproof seal. To permanently patch the crack we used an epoxy injection system from polygem called the liquid concrete repair kit 60. Concrete epoxy cement expands it dries to make a seal that can withstand a waterspout of several hundred pounds of pressure.

To repair small cracks or holes in cinder block walls you can use concrete. Details about the causes of vertical cracks in concrete block walls and the possible causes and need for remedy or repair for this crack damage are discussed. The easiest fastest cheapest solution to repairing the cinder block was using poured concrete and then painting the entire wall to mask the patch. For aesthetic reasons we decided to cap the blocks to give it a smooth finished edge.

Today however if a foundation doesn t consist of concrete it s probably constructed of concrete block. Bricks were once used extensively to construct foundations. Repair with concrete epoxy for leaks. Done properly concrete block foundations are strong and stable and will perform as well as poured concrete.

First clean any parts of the wall that you plan to repair so the cement or mortar adheres securely. Most often the cause of damage to brick foundations is cracked mortar. In either case brick and block. Hose the wall down or scrub it with a washcloth then use a metal file to smooth out any rough edges.

To repair a hollow concrete block foundation one of your options is to transform it into a solid wall every 24 inches on center. Use an epoxy injection system for basement wall crack repair. It s usually 8 inches thick. 2 ways to repair a bowed concrete block basement wall.

Block foundations are however subject to a unique form of damage and several methods have been developed to remedy it. We repaired a foundation wall which had an 8 ft long crack that leaked water into the basement during periods of heavy rainfall. Repairing a foundation crack in this width range is a simple diy project that involves filling the crack with caulk compatible with concrete such as ge s concrete and masonry silicone ii caulk. At vertical cracks in block walls.