they are classified...........and the types depends on those classification so, be specific.
types of foundation....1. shallow foundation 2. deep foundation 3. pile foundation
Matt or Raft Foundation Combined Footings Pile Cap Foundations Isolated Foundations Continous Foundation
concrete qty for bulb portion in pile foundation
There are various reasons such as: 1) Its not possible because pile foundation are designed for 2) Particular life cycle and its specially depends on ground conditions of soil properties. 3) Pile foundation is one part of major foundation in construction where life cycle is required more with another reason are pile foundation is used for which type of structure its also important factor considering time of design. 4) One another major factor is settlement of existing pile foundation is in specific limits or not. Also so many reasons etc. Thanks & Regards HARSHAL.S.KHODE Deputy Manager (QA/QC)
It does not meant that pile foundation is only applicable for soft soils alone. For other type of soils it will not be much economical.
By placing a plastic vapor barrier before casting the foundation
1.5 times of dia of pile.
It might be Short-board pile ;D
If the soil is so lose that it cant hold the building even with pile foundation. So, piled raft foundation is used which make the building to float like a boat. That obeys Archimedes' principle-it is buoyed up by the weight of the earth displaced in creating the foundation.
pile is the steel layer and pier is the outer most layer'
to prevent collapse aspect of boring
its depend on the soil bearing capacity