<p>RCC-30SCCM: Compressive strength, f'c = 30 MPa at 28 days on standard cylinders, cement conforming to BDS EN 197-1 : 2003 CEM 152.5N, high range water reducing admixture of complying type F under ASTM C 494, sand of minimum FM 2.5 and 38mm down well graded crushed stone chips (LAA&lt;=30) [Using Concrete Mixture Machine and retail rate of Cement]</p>