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ACI Aggregate Testing Technician Level 1 Certification | Seattle Area | April 5 & 6, 2023
Lafarge North America
5400 W. Marginal Way SW
Seattle, WA 98106
Wednesday, April 05, 2023, 8:00 AM to Thursday, April 06, 2023, 2:00 PM PDT
Category: ACI Certification Exams

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

ACI Aggregate Testing Technician Level 1 Certification Exam

Learn more about this program HERE

Session is Full

Exam Information

Review & Written Exam
   Date: Wednesday, April 5, 2023
   Time: Review begins: 8:00 AM
   Location: LafargeHolcim facility | 5400 W. Marginal Way SW | Seattle, WA  98106

Performance Exam
   Date: Thursday April 6, 2023
   Time: Selected during Registration
   Location: LafargeHolcim facility | 5400 W. Marginal Way SW | Seattle, WA  98106

Please note: Hardhat and safety vest must be worn by all examinees. They are required to enter the exam venue.

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 employer may require you to use when on the job

Please come prepared to pass!


WACA will mail study guides after your payment is received. If you selected the Pay Later option and have an outstanding balance click the online payment link in the invoice email you 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.

If you are unfamiliar with the testing equipment, we STRONGLY recommend you become thoroughly familiar with all testing equipment and procedures before the test.

Please bring a valid photo ID to the exam.

Changes to the Registration Policy

Once a registration is received, Options:

1. Find a substitute to fill your spot(s).

2. There is a 48-hour cancellation window after registration. A full refund, less a $35 CC processing fee, will be applied.  

3. After 48 hours, you can select a credit extended to the next scheduled same or different session. If necessary, minus the cost of the study guide from $95 - $150 plus shipping chargesBalances may apply.

4. After WACA has mailed study guides, 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