Washington Center for Asphalt Technology
University - Research
Pullman,
Washington
View Accreditation Certificate
Haifang
Wen
405 Spokane St.
Sloan B15
Washington State University
Pullman
,
Washington
99164
Phone: (509) 335-4602
Fax: (509) 335-7632
haifang_wen@wsu.edu
http://https://wcat.ce.wsu.edu/equipment/
Quality Management System - accredited since 4/17/2011
R18
Asphalt Binder - accredited since 12/22/2015
R28, R29, T240, T313, T315, T316, T350
Asphalt Mixture - accredited since 11/29/2005
T30, T166, T209, T269, T308, T312, T331
Aggregate - accredited since 11/29/2005
T11, T27, T84, T85, T304
Please note that our accreditations do not include an expiration date. An accreditation only expires when the laboratory fails to comply with our accreditation requirements.
* This information is only valid as of 10/27/2026. Please visit https://aashtoresource.org for current accreditation status.
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