Mat Slab Foundation

A mat foundation spreads out under.

Mat slab foundation.

An inventive foundation for difficult sites for building sites with tricky soil conditions mat slabs provide an effective solution. You may have heard it referred to as a slab foundation a common choice for steel buildings. It is a mat of concrete that sits on or just below the ground. A raft or mat foundation is a large continuous rectangular or circular concrete slab that carries the entire load of the superstructure and spreads it over the whole area beneath the building.

In other words a shallow foundation. A mat foundation is a thick reinforced concrete slab supporting arrangements of columns or walls in a row or rows and transmitting the loads to the soil. A mat foundation sometimes called a raft foundation looks like it sounds. Sometimes it is stepped to spread the load over a larger area.

It is used to support storage tanks industrial equipment silos chimneys and various tower structures. When the site has been leveled and dried up the slab of the mat foundation is laid down. The site where the structure has to be constructed is first excavated. It is a continuous thick concrete slab on the soil that extends the entire footprint of the building and increases the soil bearing capacity power.

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. It is considered as one type of shallow foundation and is useful in controlling the differential settlement. It is circular square or rectangular slab of uniform thickness. This gives the building a foundation which is strong and durable and the construction starts on the slab.

Usually mat foundation is spread over the entire area of the structure it is supporting. Raft foundation is actually a thick concrete slab resting on a large area of soil reinforced with steel supporting columns or walls and transfer loads from the structure to the soil. Mat foundation is also known as the raft foundation. Though little known 10 years ago.

The mat foundation is always larger than the structure itself.