An Aggregate Base Testing Technician is an individual who has demonstrated the knowledge and ability to properly perform, record, and report the results of basic field and laboratory procedures for fine aggregates and soils.

Registration for ACI sessions opens roughly 6 weeks before the exam date around the 1st and 15th of each month. Please click here to access our registration page to see which sessions are open for registration, and, if necessary, to purchase Workbooks.