Terracon Consultants, Inc.
General CMT
Carson,
California
View Accreditation Certificate
Tim
Slegers
145 W. Walnut Street
Carson
,
California
90248
Phone: (310) 627-3407
Fax:
tim.slegers@terracon.com
/http://www.terracon.com
Quality Management System - accredited since 9/4/2012
R18, C1077 (Aggregate), C1077 (Concrete), D3740 (Soil), E329 (Aggregate), E329 (Concrete), E329 (Soil)
Soil - accredited since 9/4/2012
R58, T89, T90, T99, T180, T191, T208, T216, T236, T265, T310, D421, D698, D1140, D1556, D1557, D2166, D2216, D2435, D2487, D2488, D3080 (5000 lb/ft-sq or Greater Normal Stress), D4318, D4718, D4829, D6913, D6938
Aggregate - accredited since 6/20/2016
R76, R90, T11, T27, T84, T85, T176, T255, C117, C127, C128, C136, C566, C702, D75, D2419
Concrete - accredited since 6/20/2016
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 8/17/2018
C511 (Moist Cabinets, Moist Rooms, and Water Storage Tanks Used in the testing of Hydraulic Cements and Concretes)
C1019 (Sampling and Testing Grout)
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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