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Asphalt mastic has sand and asphalt in the ratio ________(a) 1:4(b) 1:3(c) 1:2(d) 2:1I have been asked this question in an internship interview.My question is based upon Types of Ground Floors topic in division Floors and Flooring of Construction & Building Materials

Answer»

Right option is (d) 2:1

For EXPLANATION: Asphalt mastic has sand and asphalt in the RATIO 2:1. It is mixed HOT and then laid in continuous sheets. The thickness of asphalt mastic for ordinary construction is GENERALLY 2.5 cm.



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