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types of footings - Coggle Diagram
types of footings
types of footings
combined footings
when two or more columns are supported by a footing it is called combined footing. 
sloped footings
the strapped footings having sloping top or side faces are known as sloped footings.
stepped footings
the main purpuse of using stepped footing is to keep the metal columns away from direct contact with soil to save them from corrosive effect .
mat/ raft foundation
this foundation covers the entire area under the structure.
isolated footings
it is square, circular or individually rectangular slab of uniform thichness, provided under each column
strapped footings
in this type of footing, the outer and inner column is connected by a strap beam, does not transfer any load to th soil
spread footings
a spread is given under the base of the foundation so that thr load of the structure is distributes on wide area of the soilk in such a way that the safe bearing capacity of the soil is not exceeded
pile foundation
a pile foundation is a long cylinder of a strong material such as concrete that is pushed into the ground to act a steady sopport for structures built on top of it.
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Definition
Footing is the one of the most important part of structure which transfers loads of structureto the underlying soil.
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