Looking for gapgraded aggregate? Find out information about gapgraded aggregate. Aggregate in which certain size particles are entirely or substantially absent. Aggregate having a particlesize distribution characterized by gap grading Explanation of gapgraded aggregate
Coarse Aggregate Level 1 Technician The Coarse Aggregate (CA) Level 1: Sampling and Grading Course is intended to assure competency in issues affecting QC/QA for aggregate suppliers. This course serves as the primary certification required of all aggregate QC technicians and focuses on field sampling, sample reduction, and grading.