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The 7 and. 28 days compressive strength for 60% replacement of fine aggregate by stone dust and 10% replacement of coarse aggregate was observed 23.5 N/
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been made to study strength and durability characteristics of M60 grade concrete by partial replacing natural sand and cement with ROBO Sand (crusher dust)
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Compressive Strength Tests on Concrete Masonry Blocks Eight blocks are taken to determine the average compressive strength of concrete masonry block.
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