Skip to main content

VDOT: Central Mix Aggregate Plant Proficiency Exam

ID : 14157   
« back to classes page
The proctored 2 hour, 1-on-1 proficiency test is required to fully complete the VDOT Central Mix Aggregate Plant certification (CMA).  It is designed to prove an individuals’ understanding of  Sampling Aggregates (AASHTO T2), Reducing Samples of Aggregate to Testing Size (AASHTO T248), Total Moisture Content of Aggregate by Drying (AASHTO T255), Sieve Analysis of Fine & Course Aggregate (AASHTO T27), Materials Finer then No. 200 in Mineral Aggregates by Washing (AASHTO T11), Determining the Liquid Limit of Soils (AASHTO T89), and Determining Plastic Limit & Plasticity Index of Soils (AASHTO T90).  The deadline to register for the CMA Proficiency is December 6, 2019, there will be no exceptions.  Certifications are provided by VDOT.  You must bring a valid ID.

You must have passed the general knowledge portion of the CMA prior to registering for a proficiency test.

Class Details

1 Sessions

Luck Stone, Boscobel Plant




Registration Closes On
Monday, October 14, 2019 @ 12:00 AM

Schedule Information

Date(s) Class Days Times Location Instructor(s)
10/15/2019 Tue 8:30 AM - 12:30 PM Manakin, Luck Stone, Boscobel Plant  Map VDOT