ATTENTION! This self-study certification opportunity is intended ONLY for individuals that have significant prior industry experience. There is no additional online course material provided. You will be mailed ONLY a course manual to use as a reference during your open-book test attempt. The best way to prepare for the test is to attend an instructor-led course.
The Central Mix certification covers testing of aggregates, job mixes, specifications, production sampling and stockpiling, automated data processing forms, pay quantities, titration, quality assurance and modified acceptance programs.
Once registered, study materials will be mailed* within 14 business days. Participants must pass the competency and the proficiency examination to be certified. The proctored exams must be scheduled by September 13, 2019. Completion of the self-paced class must be completed by September 30, 2019. Additional hands-on proctored proficiency test is required for full certifciation. Additional proctor fees may apply.
*Class materials CANNOT be mailed to a Post Office Box.