The 2025 Exams are now available for purchase.

PLEASE READ IMPORTANT MESSAGE! 

 **AASHTO ONLY TESTING METHODS** 

  Dear Valued clients,  

 ATTI will be moving to AASHTO test methods only. Below is the transition timeline for all tests.  

Exam Type  

Beginning Test Date 

Field 

3/15 

Soils 

6/7 

Asphalt 

9/6 

Workbooks will be available at least 30 days in advance.  

 All New Applicants who do not currently have a certification number must submit evidence of training or experience. Those resources can be found here.   

 Thank you for your continued partnership in making ATTI a successful testing program, and we look forward to a great 2025. 

 

 

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