Question

As per IS 3861-1966, which of the following areas should not be included while calculating the plinth area of a building?

(a) Porches of non-cantilever type

(b) Area of barsati at terrace level

(c) Area of walls at floor level

(d) Area of lofts

I got this question in an online interview.

I'm obligated to ask this question of Types of Estimates in division Rate Analysis, Estimation and Costing of Construction & Building Materials

Answer 1

Right option is (d) Area of lofts

The explanation: As per IS 3861-1966, the areas which should be included while calculating the plinth area of a building are porches of non-cantilever type, area of barsati at terrace level, area of walls at floor level, etc. However, the area of lofts should not be included.