The AASHTO Materials Reference Lab, located in Frederick, MD, is a renowned laboratory accreditation program in the construction industry, recognized for its standard of excellence and competence in testing construction materials. With over 1,800 accredited testing laboratories, their proficiency sampling and lab audits enhance customer confidence and ensure adherence to minimum standards accepted in the Northeast.
Through their Laboratory Assessment Program, established in 1966, the AASHTO Materials Reference Lab provides on-site assessments of materials testing laboratories involved in building construction and road preservation. Their extensive Proficiency Sample Program, the largest in the world, benefits approximately 3,000 testing laboratories by driving quality and maintaining standards in construction materials testing.
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