does crushed rock be substituted as natural sand in concrete
Please note for Crushed Gravel: ... 1/2 inch crushed gravel. Mixture of sand, rock fines and crushed rock size 1/2 inch minus. Pathways or walkways . 3/4 inch crushed gravel . ... Use of Aggregate Screenings as a Substitute Florida Department of . The State of Florida is the third largest. Online Chat:: ARTIFICIAL SAND.