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TRB’s National Cooperative Highway Research Program (NCHRP) Research Results Digest 388: Precision Estimates of AASHTO T 201, AASHTO T 202, and AASHTO T 49 presents new, updated precision statements for three asphalt binder test methods. The new methods are based on the analysis of 168 proficiency data sets.

Suggested Citation

National Academies of Sciences, Engineering, and Medicine. 2014. Precision Estimates of AASHTO T 201, AASHTO T 202, and AASHTO T 49. Washington, DC: The National Academies Press. https://doi.org/10.17226/22392.

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Publication Info

25 pages |  8.5 x 11 |  DOI: https://doi.org/10.17226/22392

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