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"“…if you do everything that the AASHTO accreditation requires you to do, if you execute all of the requirements of [AASHTO re:source], you will have a well-run laboratory."

Florida Department of Transportation

Tim Ruelke, P.E., Director, Office of Materials

55+	years of experience
3,000+ PSP participants
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1,000 laboratory assessments per year
2,000+ accredited labs

Recap of 2023 Changes to AASHTO Accreditation Prerequisites

Jan 03, 2024

In 2023 the following changes were made to the AASHTO Accreditation Policy and Guidance on Prerequisites for Accreditation:

Added prerequisites for ASTM C1293, rule 27 [see pages 4 and 11].
Revised rule 14 to always require ASTM D4543 to maintain accreditation for ASTM D7012 [see pages 5 and 9].
Added rules 28 and 29 [see pages 5 and 11].

AASHTO Accredited laboratories must include the appropriate standards on their next assessment request form. Questions about these changes can be directed to your Quality Analyst.