Triad Engineering, Inc.
Hagerstown,
Maryland
View Accreditation Certificate
Stephen
Gyurisin
1075 D Sherman Ave
Hagerstown
,
Maryland
21740
Phone: (301) 797-6400
Fax:
sgyurisin@triadeng.com
http://www.triadeng.com
Quality Management System - accredited since 2/20/2013
R18, C1077 (Concrete), D3740 (Soil)
Soil - accredited since 2/20/2013
D421, D422, D698, D1140, D1556, D1557, D2216, D2487, D2488, D4318, D6938
Concrete - accredited since 4/12/2013
C31 (Cylinders), C39, C138, C143, C172, C173, C231, C511, C1064, C1231 (7000 psi and below)
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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