Stone Powder Replaces Sand In Construction. Replacement of cement in concrete p.Vipul naidu1 and pawan kumar pandey2 1civil-sot, pandit deendayal petroleum university, raysan, gandhinagar, india.2engineer, dmrc, sector-18, rohini, new delhi, india.Abstract cement is a binding material, a substance that sets and hardens independently, and can bind other materials together.