<p>RCC-25SCCM: Compressive strength, fc = 25 MPa at 28 days on standard cylinders, cement conforming to BDS EN 197-1:2003 CEM II/A-L/M/V/W 42.5N, sand of minimum FM 2.5 and 20mm down well graded crushed stone chips (LAA &lt;=30), high range water reducing admixture of complying type F under ASTM C 494 [Using Concrete Mixture Machine and retail rate of Cement]<br>&nbsp;</p>