what is the formular for measuring minimum depth of a foundation
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Answer / subramani
it can be calculated by RANKINE'S formula
mini depth=q/gaama * square of [(1-sin pi)/(1+sin pi)]
where q=safe bearing capacity of soil
pi=angle of shearing resistence
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Answer / sana
depth,d=(M/fck*Qr*b)^0.5
where M=moment
fck=compressive strength
b=breadth
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Answer / mt
It depends on the code of practice your county specifies
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