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The minimum thickness of the granolithic finish, when laid over a hardened surface, is __________(a) 35 mm(b) 35 cm(c) 15 mm(d) 15 cmI got this question by my college professor while I was bunking the class.This interesting question is from Types of Ground Floors topic in chapter Floors and Flooring of Construction & Building Materials

Answer»

Right answer is (a) 35 MM

Explanation: Granolithic finish is composed of RICH concrete made with a very tough quality coarse AGGREGATE like basalt, granite etc. The MINIMUM thickness of the granolithic finish, when laid over a hardened SURFACE is 35 mm while when laid monolithically with the top concrete, it is 25 mm.



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