A concrete slab that is less than 4 feet below the surface.
Housing construction type having a concrete slab poured directly on the ground. The foundation extends below the frost line, and the slab forms the base for the building floor.
A concrete surface lying, and supported by the ground beneath.
A one- piece slab and footer that is poured at the same time on level 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
A concrete slab that is fully and evenly supported by an substrate such as the ground. Sidewalks are slabs on grade.
A type of construction in which footings are needed but little or no foundation wall is poured.
A slab floor that sits directly on top of the surrounding ground.