Providing and laying damp proof course of cement concrete 1:2: 4(using cement, sand and shingle), including bitumen coating(b) with 2 coats of bitumen: ii) 2"" thick (50 mm)""Providing and laying vertical damp proof course with cement sand plaster and bitumen coating:- (b) with 2 coats of bitumen;- i) Ratio 1:4 a)1/2"" thick (13 mm)""Pacca brick work in ground floor:-i)cement, sand mortar:- Ratio 1:4"