Please email Ryan Matteson at [email protected] with questions.  View the full ACI Certification Schedule. Additional sessions will be added to the 2026 certification schedule. Check back periodically or add your email to the contact list by emailing Ryan Matteson at [email protected] to receive a notification once a session opens for registration.

ACI Aggregate Testing Technician Level 2 Certification Exam

Session Full

Learn more about this program HERE

Exam & Session Information

Written & Performance Exam
Date: Thursday, February 12, 2026
Location: Intertek-PSI | 14600 Interurban Ave S | Tukwila, WA 98168
Start Time: 8:00 AM

Important: ALL Examinees will be required to use all PPE when taking their performance exam, including gloves, eye protection, appropriate work shoes, or other PPE that your employer may require you to use when on the job

Please come prepared to pass!

Please note: ACI will grant certification only to those applicants that hold current certification as an ACI Aggregate Testing Technician Level 1.  

STUDY MATERIALS - 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.  

You may use a standard calculator, but 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.

Identification - Please bring a valid photo ID to the exam.

ACI Certification Registration Cancellation Policy