Aggregate Testing Technician Level 1

ACI Concrete Strength 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 aggregates.

Scope & Knowledge

This class is recommended for laboratory technicians who are currently performing the tests listed below. Working knowledge of the following ASTM standards is helpful and strongly recommended.

D75 Sampling Aggregates

C702 Reducing Field Samples of Aggregates to Testing Size

C117 Materials Finer than No 200 Sieve for Mineral Aggregates by Washing

C136 Sieve Analysis of Fine and Coarse Aggregates

C127 Specific Gravity and Absorption of Coarse Aggregates

C128 Specific Gravity and Absorption of Fine Aggregates

C566 Total Moisture Content of Aggregates by Drying

C40 Organic Impurities in Fine Aggregates for Concrete

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

  2. Successful completion of the ACI performance examination

The written exam is "open book" and consists of approximately 100 multiple-choice questions. A minimum overall score of 70% and at least 60% correct on each standard is required to pass the written exam.

The performance is "closed book" and requires actual demonstration of all the required ASTM Standards.

Pre-Requisities

  1. A MINIMUM OF ONE YEAR APPROVED WORK EXPERIENCE OR COMBINATION OF WORK AND EDUCATION.

  2. THE VA CHAPTER STRONGLY URGES THAT APPLICANTS HAVE ACI FIELD TESTING TECHNICIAN GRADE I CERTIFICATION AND DIRECT HANDS ON EXPERIENCE IN CONCRETE/AGGREGATE LABORATORY SETTING PRIOR TO ATTENDING THIS CLASS AND SITTING FOR THE CERTIFICATION EXAMINATIONS.