Professional Service Industries, Inc. - an Intertek Group plc company
Pittsburgh,
Pennsylvania
View Accreditation Certificate
Thomas
Watson
850 Poplar Street
Pittsburgh
,
Pennsylvania
15220
Phone: (412) 527-7508
Fax:
thomas.watson@intertek.com
http://www.intertek.com/psi
Quality Management System - accredited since 10/15/1992
R18, C1077 (Concrete), D3740 (Soil), E329 (Soil)
Asphalt Mixture - accredited since 10/31/2008
T30, T166 (Cores), T275 (Cores), T308, T355, D2726 (Cores), D2950, D5444, D6307
Soil - accredited since 10/15/1992
R58, T88, T89, T90, T99, T100, T180, T265, T310, D421, D422, D698, D854, D1140, D1557, D2216, D2487, D4318, D4718, D6913, D6938
Aggregate - accredited since 6/7/2012
R76, R90, T11, T19, T21, T27, T85, T96, T104, T176, T255, C29, C40, C88, C117, C127, C131, C136, C535, C566, C702, D75, D2419, D4791
Sprayed Fire-Resistive Material - accredited since 8/10/2017
E605, E736
Concrete - accredited since 6/7/2012
M201, R39, R60, R100 (Beams), R100 (Cylinders), T22, T24 (Testing Drilled Cores of Concrete), T97, T119, T121, T152, T160, T196, T231 (10000 psi and below), T309, C31 (Beams), C31 (Cylinders), C39, C42 (Testing Drilled Cores of Concrete), C78, C138, C143, C157, C172, C173, C192, C231, C511, C617 (10000 psi and below), C1064, C1231 (7000 psi and below), C1542
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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