When the soil has a low bearing capacity.
Raft or mat foundation uses.
One reason is if the soil on which the building is constructed does not have a bearing capacity.
Mat foundation also known as a raft foundation or floating foundation is a way of giving extra support to a building.
There are many reasons why mat foundation is chosen by builders across the globe.
A raft foundation is often used when the soil is weak as it distributes the weight of the building over the entire area of the building and not over smaller zones like individual footings or at individual points like pile foundations this reduces the stress on the soil.
Raft mat foundation is used in those places where we have less bearing capacity of the soil.
Here is the list of some of the major aspects when to use or choose a mat foundation.
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.
Mat foundations are popular in areas where basements are common.
Since this soil is not able to support the building on its own a mat foundation is built.
The raft foundation is a very commonly used type of foundation system.
Raft or mat foundation is used when the soil layer is unstable.
For building foundation design it is one of the most important aspects is to choose the right foundation.
Mat foundation is also used for low bearing capacity soil in order to spread the load of a building and hence construct a stable foundation.
When to use raft or mat foundation in construction.
It is used to reduce differential settlement of buildings.