I have started constructing RCC structure on an area of 30'x40' with 12 nos of column with following details:
No of Columns : 12
Size of Pit : 5'x5'
Depth of excavation : 7'
Depth of Stone Soling : 8"
Depth of C.C. 1:2:4 mix : 4"
R.C.C Pyramid(tapering from 5' at bottom to 1' at Top) Ht :2'
Column ; 1'x1'
Type of soil : Firm Sandy soil
Proposed storey : 4 storey
Is it safe enough? pl suggest
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