Aggregate Testing Technician Level 1

May 14, 2021 9:00 AM to May 15, 2021 12:00 PM

Hanson Aggregates
5159 N. El Mirage Road
Litchfield Park, AZ

An Aggregate Testing Technician—Level 1 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 aggregates.


Scope and Knowledge:

This program requires demonstration of the knowledge and hands-on skills covered on the Job Task Analysis (JTA):

JTA for ACI Aggregate Testing Technician—Level 1

The JTA is a detailed list of specific points of knowledge and skills that may be included in the examinations for this ACI Certification program. ACI urges candidates to use the JTA to prepare for the certification exams.

The program requires a working knowledge of the following AASHTO/ASTM standards:

  • T 2/D75—Sampling Aggregates
  • R 76/C702—Reducing Samples of Aggregate to Testing Size
  • T 11/C117—Materials Finer Than 75-µm (No. 200) Sieve in Mineral Aggregates by Washing
  • T 27/C136—Sieve Analysis of Fine and Coarse AggregateS
  • T 85/C127—Specific Gravity and Absorption of Coarse Aggregate
  • T 84/C128—Specific Gravity and Absorption of Fine Aggregate
  • T 255/C566—Total Moisture Content of Aggregate by Drying
  • T 21/C40—Organic Impurities in Fine Aggregate for Concrete
  • Certification Requirements:

    ACI will grant certification only to those applicants who meet both of the following requirements:

    1. A passing grade on the ACI written examination, and
    2. Successful completion of the ACI performance examination.

    The two-hour written examination is open-book and consists of approximately 100 multiple-choice questions. There are 8 to 12 questions on each standard.

    To pass the written examination, both of the following conditions must be met:

    1. At least 60% correct for each of the required standards, and
    2. A minimum score of 70% overall.

    The performance examination is closed-book and requires actual demonstration of the required standards. The examinee is judged on his/her ability to correctly perform or describe all of the required procedures for each standard.

    Certification is valid for a period of five years from the date of successfully completing all requirements.

    Individuals certified through this program are typically expected to be capable of reading,
    comprehending, and executing procedures requiring strenuous physical activity, and
    possess a level of fitness required to safely execute the procedures. By marking the
    appropriate box below, you are asserting that you are aware of the physical abilities and
    fitness level appropriate to participate in the program without accommodation for either
    permanent or temporary disabilities in accordance with the Americans with Disabilities
    Act (ADA), or have contacted ACI and are in the process of applying for accommodation in
    accordance with ADA.

    I understand that participation in this program does not guarantee certification or
    employment if certification is attained. I further understand that employment in
    specific geographic areas is contingent upon the laws and ordinances of that


$575.00 Member Registration

$675.00 Non Member Registration

$575.00 Additional Member Registration

$175.00 Written Retest