stone aggregate descriptions - Adams CountyPrimarily a clean material that will compact and will drain. • Used where . Material has a 2 inch top size and is a mix of coarse stone and fine material. • Fines in.compactness of coarse aggregate,Aggregates - Portland Cement AssociationGravels constitute the majority of coarse aggregate used in concrete with . more water to produce workable concrete than smooth, rounded compact aggregate.Products / Coarse Aggregates - Buffalo Crushed Stone#1A's are our smallest coarse aggregate, primarily 1/4" by 1/8" in size with a top size of 1/2". . Both crushed and screened #1A is clean and will not compact.
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