This project aims to study the properties of the concrete roof tiles mixed rice husk ash and ash bagasse by ratio of cement concrete tiles, water control, flow rate of 110 per cent to mota ± 5 and further cement ratio definition total mass equal to 1: 2.75 by weight and then replace the rice husk ash by gross and bagasse ashes in a 0 per cent rate, 20, 40, 60, 80 100 by volume of total mass in detail and then test the properties of concrete tiles according to the standard. TIS 535-2556 (2013)
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