Sequoia Consultants, Inc.
Hawthorne,
California
View Accreditation Certificate
Ruben
Jimenez
3403 W El Segundo Blvd
Hawthorne
,
California
90250
Phone: (714) 974-6316
Fax: (714) 974-6193
rjimenez@sequoiacon.com
http://www.sequoiacon.com
Quality Management System - accredited since 3/5/2020
R18, C1077 (Aggregate), C1077 (Concrete), D3666 (Aggregate), D3666 (Asphalt Mixture), D3740 (Soil), E329 (Aggregate), E329 (Asphalt Mixture), E329 (Soil)
Asphalt Mixture - accredited since 3/5/2020
T166 (Cores), T209, T269, T275 (Cores), T355, D2041, D2726 (Cores), D2950, D3203
Soil - accredited since 3/5/2020
R58, T89, T90, T99, T134, T135, T180, T265, T310, D421, D558, D559, D698, D1140, D1557, D1633, D2216, D2487, D2488, D4318, D4718, D4829, D6913, D6938
Aggregate - accredited since 3/5/2020
R76, R90, T11, T27, T84, T85, T176, T255, C117, C127, C128, C136, C566, C702, D75, D2419
Sprayed Fire-Resistive Material - accredited since 9/12/2022
E605
Concrete - accredited since 3/5/2020
C31 (Beams), C31 (Cylinders), C39, C42 (Testing Drilled Cores of Concrete), C78, C138, C143, C172, C173, C231, C511, C617 (10000 psi and below), C1064, C1140 (Obtaining and Testing Specimens), C1231 (7000 psi and below), C1542, C1604
Masonry - accredited since 3/5/2020
C511 (Moist Cabinets, Moist Rooms, and Water Storage Tanks Used in the testing of Hydraulic Cements and Concretes)
C780 (Annex 1) (Preconstruction and Construction Evaluation of Mortars for Plain and Reinforced Unit Masonry - Consistency by Cone Penetration)
C780 (Annex 6 - Cubes) (Preconstruction and Construction Evaluation of Mortars for Plain and Reinforced Unit Masonry - Compressive Strength of Cubes)
C780 (Annex 6 - Cylinders) (Preconstruction and Construction Evaluation of Mortars for Plain and Reinforced Unit Masonry - Compressive Strength of Cylinders)
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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