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In ribbed flooring, the depth of the rib is at least _________ with the free support.(a) L/10(b) L/20(c) L/25(d) L/30I got this question in homework.I want to ask this question from Types of Upper Floors topic in division Floors and Flooring of Construction & Building Materials |
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Answer» The correct option is (b) L/20 |
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