West ia Products: WV 3" CR, WV CL 1 (1.5" CR), WV CL 2 (3/4" CR), 1/2" Crusher Run ia Products: 3" CR, VA # 25's (1.5" CR), VA #26's (3/4" CR), #21-B's, #21-A's. Coarse Aggregate. Coarse aggregates are typically used in asphalt and concrete mixes. They can be used for septic systems and for driveways. ... Fine aggregate and ...