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ACI Masonry Laboratory Testing Certification | Seattle Area | September 28 & 29, 2022
Wednesday, September 28, 2022, 10:00 AM to Thursday, September 29, 2022, 3:00 PM PST
Category: ACI Certification Exams

Please email Mary Bauer at [email protected] with questions.  

ACI Masonry Laboratory Testing Technician Certification Exam  

Exam Information 

ACI Masonry Laboratory Field Testing Technician 
Session Dates: September 28 & 29, 2022

Written Exam
Wednesday September 28, 2022
  Location: WA Aggregate & Concrete Association
                   22223 7th Avenue South Des Moines, WA 98198
  Start Time: 10:00 AM

Performance Exam
Thursday September 29, 2022
  Start Time: Please select exam time during registration 

Important: ALL Examinees will be required to use all PPE when taking their performance exam.

Includes the following:

  • Gloves, eye protection, appropriate work shoes or other PPE as your employee may require you to use when on the job.
  • PPE requirements are for performance exams. No exceptions.
  • Arrive at your scheduled time slot; do not come early. Based on the pace of others before, your time slot is approximate.

Please come prepared to pass and to participate safely in a group setting. 


ACI study guide will ONLY be sent once payment is received. The written and performance exams are based on the seven ASTM standards contained in your study guide. A standard calculator may be used. Cell phone calculators are NOT allowed.

Please bring proper photo ID to the exam.

Scope and Knowledge:

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

JTA for ACI Masonry Laboratory Testing Technician Certification

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 laboratory procedures selected from the following ASTM test methods and practices:

  • C90 – 16a—Loadbearing Concrete Masonry Units
  • C140/C140M – 18a—Sampling and Testing Concrete Masonry Units and Related Units
  • C270– 19a—Mortar for Unit Masonry
  • C780 – 18a including Annex—Preconstruction and Construction Evaluation of Mortars for Plain and Reinforced Unit Masonry
  • C1019 – 18—Sampling and Testing Grout
  • C1314 – 18—Compressive Strength of Masonry Prisms
  • C1552 – 16—Capping Concrete Masonry Units, Related Units and Masonry Prisms for Compression Testing

Supplemental resources that may aid you in this program are:

    • C39/C39M – 18—Compressive Strength of Cylindrical Concrete Specimens
    • C109/C109M – 16a—Compressive Strength of Hydraulic Cement Mortars (Using 2-in. or [50-mm] Cube Specimens)
    • C617/C617M – 15—Capping Cylindrical Concrete Specimens  

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 one-and-a-half hour written examination is open-book and consists of approximately 70 multiple-choice questions. There are between 8 and 12 questions on each of the ASTM test methods and practices. To pass the written examination, BOTH of the following conditions must be met:

  1. At least 60% correct for each of the required test methods and practices; AND
  2. A minimum score of 70% overall.

The performance examination is closed-book and requires actual demonstration of select field procedures described in ASTM test methods C140/C140M, C780, C1019, and C1552. The examinee is judged on his/her ability to correctly perform (or describe, where allowed) required steps for each procedure.

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

Recertification requires successful completion of both the written and performance examinations.

Cancellation Policy

Changes to Registration policy.  Once a registration is received; Options:
• Find a substitute to fill your spot(s).
• There is a 48-hour cancellation window. A refund less $35 CC processing fees will be applied.
• After 48 hours, you can elect a credit extended to the next scheduled same or different session. If necessary, minus the cost of the study guide @ $95 - $150 plus shipping charges. Balances may apply.
• Once study guides are mailed; a credit only will be extended to the next scheduled class.
• No Shows: Will not be refunded or carried over to another next exam date. 

We understand things change BUT, make sure registrations are accurate before you make them and avoid additional charges.

Contact: Mary Bauer | [email protected] | 206.878.1622