Our standard of excellence works for you

"Nobody ever questions us when we submit our accreditations for a project based on procedures, proficiency sampling or lab audits. It gives us a good feeling that every time we do an audit, it will meet the minimum standards that are accepted in the Northeast."

Atlantic Testing Laboratories

Scott McCasland, CWI, Vice President, Quality

55+ years of experience
PSP participants
samples shipped per year
laboratory assessments per year
accredited labs

AASHTO Accreditation Documents

Go to Complete Document Library

  • Top Nonconformities of AASHTO T 209 and ASTM D2041

    On season 2 episode 30 of the podcast, we discuss common nonconformities for the Standard Method of Test for Theoretical Maximum Specific Gravity and Density of Asphalt Mixtures and how to resolve them.
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  • Top Nonconformities of AASHTO T 84 and ASTM C128

    On season 2 episode 31 of the podcast, we discuss common nonconformities for the Standard Method of Test for Specific Gravity and Absorption of Fine Aggregate and how to resolve them.
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  • What You Need to Know About Biographical Sketches and Position Descriptions

    Understanding the requirements of biographical sketches and position descriptions will help your laboratory meet AASHTO R 18 requirements, which will save time during the quality system review and annual review processes. Knowing these requirements will also help your organization increase its effectiveness.
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  • What's the Difference? Accreditation, Certification, and Related Terms

    As we look back on 50 years of contributions to quality and excellence in materials testing at AASHTO re:source, we reflect on the largest turning points that have led to the program’s success. One such event that marks a proud moment in AASHTO re:source history occurred in 1988 when the AASHTO Accreditation Program (AAP) was established. The program was developed to provide a mechanism to formally recognize the competency of construction materials testing laboratories. (Check out The History of the AASHTO Accreditation Program for more information.) As we look back on this historic occasion, we reflect on the term “accreditation” and its essential role in construction materials testing.
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