Bricks, Mortar:- Sand and OPC for class2 mortar
For half brick wall(4.5 inch thick)
No. of Bricks:- 55-60 per sq.m.
Sand:- 54.5kg or 0.04 cu.m. per sq.m.
Cement:- 15.5kg or 0.01 cu.m. per sq.m.
And for one brick wall(9 inch thick)
(just double above)
In general, also 2.5% breakage should be added & 20% wastage on mortar.
Plaster:- (12mm thick plastering)
Sand:- 14kg , Cement:- 4kg per sq.m. of wall
Also 15% wastage with a brush plaster finish for
interior walling.