To construct a block wall you need to establish a solid footing that is a minimum of twice the width of the concrete block.
Footing for concrete block wall.
For example a typical 8x8x16 in.
If you want a superstrong concrete block foundation you need to include both horizontal steel reinforcing wire and in the cores vertical reinforcing steel that extends up from the concrete footing.
Wide footing and extend below the frost line.
Block would require a 16 in.
Installing concrete block foundation walls over the footings is a common method of getting the concrete slab raised above grade in our area of the country central alabama.
However for even the most modest block structure to have enough rigidity to bear pressure and weight it needs proper footing.
The depth and size of the foundation will vary depending on the size of the concrete block wall and the weight it must support but a typical freestanding wall requires a foundation that is about twice as wide as the wall itself and which extends about 1 foot down below the frost line.
What type of footing is required for a concrete block wall.
Concrete blocks are a common building material for a variety of outdoor projects such as retaining walls and out buildings like garages and tool sheds.
Always check local building codes for construction requirements in your area.
The resulting raised floor makes the house look much better than when the is slab poured basically flat to the ground.