This article explains concrete block or cinder block or concrete masonry unit cmu foundation inspection procedures and the diagnosis of cracks bulges leaning bowing and settlement in concrete block foundations and building walls such as damage due to impact.
How to repair block foundation wall.
Block foundation repair is more common than most people realize.
You rarely see this happen in cast or poured concrete foundation walls.
If the damaged area is manageable a do it yourselfer can easily perform the necessary repairs.
Although many larger cracks may still turn out to be harmless it s a good idea to have a foundation contractor or a.
Today however if a foundation doesn t consist of concrete it s probably constructed of concrete block.
Repair methods for bulged foundation walls are illustrated and discussed in detail at.
To repair small cracks or holes in cinder block walls you can use concrete.
3 pour an exterior wall.
In either case brick and block.
If a foundation wall crack is wider than inch have a pro take a look.
The wall will not be as high as the old wall since access is necessary at the top to work the wet concrete but you can add concrete blocks later for a finished look.
Most often the cause of damage to brick foundations is cracked mortar.
Bricks were once used extensively to construct foundations.
Concrete block foundations that are about 8 feet tall have a history of developing horizontal cracks about 4 feet up from the floor.
How to inspect diagnose concrete block foundation cracks leans bows settlement.
The sketch shown here describes application of a steel i beam against a masonry block wall for reinforcement.
Hose the wall down or scrub it with a washcloth then use a metal file to smooth out any rough edges.