Use OfQuarry DustTo Replace Sand InConcreteAn A.Mix proportioning two grades ofconcretem20 and m25 having nominal mix proportion of 11.53 and 112 respectively were used by weight and wc ratio was fixed according to the slump requirement of 60mm.For thisconcrete mix,quarry dustwas added for replacement of sand from 0 to 100 in step of 10.
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