The raft foundation is a very commonly used type of foundation system.
Define mat or raft.
According to aci committee 336 mat foundation is continuous footing that supports several rows of columns in either direction covering at least 3 4th of total assembly area of columns outer parameter having shape like slab with without opening or.
An inflatable rubber raft.
When the raft foundation is supported on piles it is called a piled raft.
Raft definition a more or less rigid floating platform made of buoyant material or materials.
Raft foundation is also known as mat foundation.
Raft slab of uniform thickness is very popular because of simplicity in design construction.
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.