1312. Casting meterial needed for a slab is 1250 cft. If amond of cement is 10% then cement required-
Cement- 1250x10/100 x 0.8 = 100 bag.
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1. The height of the sink of wash basin above floor level is kept-75 cm to 80 cm.
2. For 12 mm thick cement plastering 1: 6 on 100 sq.m new brick work, the quantity of cement required, is 0.274 m3.
3. For 100 sq. m cement concrete (1: 2: 4) 4 cm thick floor, the quantity of cement required, is -0.94 m3 4. Size, capacity and materials need be specified for - Bib-cocks, Stop-cocks, Ball valves.
5. The minimum thickness of a flat slab is taken - L/32 for end panels without drops, L/36 for end panels without drops, 1/36 for interior panels without drop.