Repairing Concrete Block Basement Walls

Repair with concrete epoxy for leaks.

Repairing concrete block basement walls.

The easiest fastest cheapest solution to repairing the cinder block was using poured concrete and then painting the entire wall to mask the patch. A very straight vertical crack in a concrete block foundation wall extending from the basement floor slab to the top of the foundation wall. Bricks were once used extensively to construct foundations. 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.

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. For aesthetic reasons we decided to cap the blocks to give it a smooth finished edge. If the damaged area is manageable a do it yourselfer can easily perform the necessary repairs. 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. At vertical cracks in block walls. To repair a hollow concrete block foundation one of your options is to transform it into a solid wall every 24 inches on center. To permanently patch the crack we used an epoxy injection system from polygem called the liquid concrete repair kit 60.

Most often the cause of damage to brick foundations is cracked mortar. Concrete epoxy cement expands it dries to make a seal that can withstand a waterspout of several hundred pounds of pressure. First clean any parts of the wall that you plan to repair so the cement or mortar adheres securely. Use an epoxy injection system for basement wall crack repair.

It s usually 8 inches thick. To repair a leaking concrete block wall in a basement you ll need concrete epoxy cement to make a waterproof seal. In either case brick and block. Done properly concrete block foundations are strong and stable and will perform as well as poured concrete.

To repair small cracks or holes in cinder block walls you can use concrete. Hose the wall down or scrub it with a washcloth then use a metal file to smooth out any rough edges. It takes far more horizontal pressure to crack or snap a wall like this. All foundation walls are subject to lateral pressure from the.