A slab floor that sits directly on top of the surrounding ground.
A type of construction in which footings are needed but little or no foundation wall is poured. 
- A type of foundation with a concrete floor which is placed directly on the soil. The edge of the slab is usually thicker and acts as the footing for the walls.
A type of foundation with a concrete floor which is placed directly on the soil. The edge of the slab is usually thicker and acts as the footing for the walls. Concrete block homes were common in California in the 1940's and 50's (see diagram).
A type of foundation with a concrete floor which is placed directly on the soil. The edge of the sla
A slab floor that sits directly on top of the surrounding ground.
A type of foundation with a concrete floor which is placed directly on the soil. The edge of the slab is usually thicker and acts as the footing for the walls.