Please email Ryan Matteson at [email protected] with questions.   

ACI Aggregate Base Testing Technician-AASHTO Methods Certification or
ACI Aggregate Base Testing Technician-ASTM Methods Certification

Exam Information 

Written & Performance Exam

Tuesday, May 12, 2026, 9:00 AM
Location: Krazan & Associates | 4303 198th Street SW | Lynnwood, WA 98036

Examinees are required to wear PPE when taking the 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.
• Please bring your PPE 

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

Study Materials - WACA will mail ACI study guides after payment is received. 

Examinees may use a standard calculator; cell phone calculators are NOT allowed.

Identification—Please bring a proper photo ID to the exam. For the demographic sheet, examinees must know the last four digits of their social security number. 

ACI Announcement:

Changes to the Registration Policy