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Professional Service Industries, Inc. - an Intertek Group plc company

Salt Lake City, Utah


View Accreditation Certificate
Keith Walker
2779 South 600 West Salt Lake City , Utah 84115-2924

Phone: (801) 484-8827 Fax: keith.walker@intertek.com http://www.intertek.com
Quality Management System - accredited since 1/10/2011
R18, C1077 (Aggregate), C1077 (Concrete), C1093 (Masonry), D3666 (Aggregate), D3666 (Asphalt Mixture), D3740 (Soil), E329 (Aggregate), E329 (Asphalt Mixture), E329 (Concrete), E329 (Masonry), E329 (Soil), E329 (Sprayed Fire-Resistive Material)

Asphalt Mixture - accredited since 5/13/2005
R47, R68, R97, T30, T166, T209, T245, T269, T308, T355, D979, D2041, D2726, D2950, D3203, D3549, D5444, D6307, D6926, D6927

Soil - accredited since 5/13/2005
R58, T89, T90, T99, T180, T193, T265, T310, D421, D698, D1140, D1557, D1883, D2216, D2487, D2488, D4318, D4718, D6938

Aggregate - accredited since 11/15/1997
R76, R90, T11, T19, T27, T84, T85, T96, T112, T176, T255, T304, T335, C29, C117, C127, C128, C131, C136, C142, C535, C566, C702, C1252, D75, D2419, D4791, D5821

Sprayed Fire-Resistive Material - accredited since 1/6/2016
E605, E736

Concrete - accredited since 11/15/1997
M201, R60, R100 (Cylinders), T22, T119, T121, T152, T196, T231 (5000 psi and below), T309, C31 (Cylinders), C39, C138, C143, C172, C173, C231, C511, C617 (5000 psi and below), C1064, C1231 (7000 psi and below)

Masonry - accredited since 10/29/2007
C140 (Concrete Masonry Units) (Sampling and Testing Concrete Masonry Units and Related Units)
C511 (Moist Cabinets, Moist Rooms, and Water Storage Tanks Used in the testing of Hydraulic Cements and Concretes)
C1019 (Sampling and Testing Grout)
C1552 (Capping Concrete Masonry Units, Related Units and Masonry Prisms for Compression Testing)

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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