Mat Foundation Construction Process

The raft foundation is a very commonly used type of foundation system.

Mat foundation construction process. Raft or mat foundations a raft foundation also called a mat foundation is essentially a continuous slab resting on the soil that extends over the entire footprint of the building thereby supporting the building and transferring its weight to the ground. Definition of raft foundation along with working principle when to choose raft types of raft foundation materials of raft foundation raft construction steps etc are discussed below. A mat foundation is used when the subsoil is weak and column loads are so heavy that the conventional spread footings cover more than 50 of the building area. It is common to use mat foundation or deep basements to transfer the column loads to the underlying soil as well as provide floor slab for the basement.

Raft foundation is also known as mat foundation. To begin constructing the solid slab raft foundation the vegetative top soil original soil is removed then the soil left behind is compressed. Raft mat foundation is used in those places where we have less bearing capacity of the soil.