1.

In mud-phuska terracing with tile paving, bitumen is spread over the R.C.C. slabs at the rate of ________ of bitumen per m^2 of the roof surface.(a) 0.7 kg(b) 1.7 kg(c) 2.7 kg(d) 3.7 kgThe question was asked in semester exam.My question is based upon Flat Terraced Roofing in division Roofing Materials of Construction & Building Materials

Answer»

Correct CHOICE is (b) 1.7 kg

The EXPLANATION is: In mud-phuska terracing with tile PAVING, bitumen is spread over the R.C.C. slabs at the rate of 1.7 kg of bitumen per m^2 of the roof surface. A layer of COARSE sand is spread over this bitumen at the rate of 0.6 cubic metres of sand for 100 m^3 of the roof surface.



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