5 to 8 m
3 to 4.5 m
9 to 10 m
11 to 12 m
10 x 60 x 20 cms
12 x 65 x 20 cms
18 x 80 x 25 cms
15 x 75 x 25 cms
R.C.C floor
Bengal terrace
Madras terrace
Jack arch floor
2
3
4
5
5 to 7 cm
8 to 10 cm
13 to 15 cm
18 to 20 cm