Sequoia Consultants, Inc.
Orange,
California
View Accreditation Certificate
Ruben
Jimenez
361 W. Grove Avenue
Orange
,
California
92865
Phone: (714) 974-6316
Fax:
rjimenez@sequoiacon.com
http://www.sequoiacon.com
25-3049 : Accreditation has been suspended for Soil standard(s) T289, D4972
Quality Management System - accredited since 6/19/2008
R18, ISO/IEC 17025, C1077 (Aggregate), C1077 (Concrete), D3666 (Aggregate), D3666 (Asphalt Mixture), D3740 (Soil), E329 (Aggregate), E329 (Asphalt Mixture), E329 (Concrete), E329 (Soil), E329 (Sprayed Fire-Resistive Material), E329 (Steel Inspection)
Asphalt Mixture - accredited since 6/19/2008
R68, T30, T164, T166, T209, T245, T246, T247, T269, T275, T283, T308, T312, T324, T329, T355, D1560 (Stability), D1561, D2041, D2172, D2726, D2950, D3203, D3549, D4867, D5444, D6307, D6925, D6926, D6927
Soil - accredited since 6/19/2008
R58, T89, T90, T99, T134, T135, T180, T190, T191, T265, T288, T310, D421, D558, D559, D698, D1140, D1556, D1557, D1633, D2216, D2487, D2488, D2844, D4318, D4718, D4829, D6913, D6938, G187
Aggregate - accredited since 6/19/2008
R76, R90, T11, T19, T21, T27, T37, T84, T85, T96, T112, T176, T210, T255, T304, T335, C29, C40, C117, C127, C128, C131, C136, C142, C535, C566, C702, C1252, D75, D546, D2419, D3744, D4791, D5821
Sprayed Fire-Resistive Material - accredited since 5/10/2023
E605
Concrete - accredited since 10/21/2008
M201, R39, R60, R100 (Beams), R100 (Cylinders), T22, T24, T97, T119, T121, T148, T152, T160, T196, T197, T198, T231 (10000 psi and below), T309, C31 (Beams), C31 (Cylinders), C39, C42, C78, C138, C143, C157, C172, C173, C174, C192, C231, C403, C469, C495, C496, C511, C617 (10000 psi and below), C1064, C1140 (Obtaining and Testing Specimens), C1231 (7000 psi and below), C1542, C1604
Masonry - accredited since 8/30/2021
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)
C1314 (Prisms Constructed of Full-Size Concrete Masonry Units) (Compressive Strength of Masonry Prisms)
C1552 (Capping Concrete Masonry Units, Related Units and Masonry Prisms for Compression Testing)
Iron and Steel - accredited since 12/11/2012
M111 / A123-E376 (Zinc Coatings on Iron and Steel: Thickness of Zinc (Magnetic))
M31-T244 / A615-A370 (Carbon-Steel Bars, Deformed and Plain: Tension (Elongation))
M31-T244 / A615-A370 (Carbon-Steel Bars, Deformed and Plain: Tension (Ultimate Tensile Strength))
M31-T244 / A615-A370 (Carbon-Steel Bars, Deformed and Plain: Tension (Yield Strength))
M31-T285 / A615-E290 (Carbon-Steel Bars, Deformed and Plain: Bend Test)
M203-T244 / A416-A1061 (Steel Strand, Uncoated Seven-Wire: Tension (Elongation))
M203-T244 / A416-A1061 (Steel Strand, Uncoated Seven-Wire: Tension (Ultimate Tensile Strength))
M203-T244 / A416-A1061 (Steel Strand, Uncoated Seven-Wire: Tension (Yield Strength))
T244 / F3125-F606 (Externally Threaded Fasteners (Bolts): Proof Load Determination)
T244 / F3125-F606 (Externally Threaded Fasteners (Bolts): Ultimate Tensile Strength)
A615-CT670 (Carbon-Steel Bars, Deformed and Plain: Testing Mechanical and Welded Splices)
A706-CT670 (Low Alloy Steel Bars, Deformed and Plain: Testing Mechanical and Welded Splices)
A615 (Carbon-Steel Bars, Deformed and Plain: Unit Weight)
A706 (Low Alloy Steel Bars, Deformed and Plain: Unit Weight)
A775 (Epoxy Coated Reinforcing Bars: Coating Flexibility (Bend Test))
A775 (Epoxy Coated Reinforcing Bars: Film Thickness)
A970 (Headed Steel Bars: Bend Test)
A563-E18 (Internally Threaded Fasteners (Nuts): Rockwell Hardness)
A775-G62 (Epoxy Coated Reinforcing Bars: Coating Continuity (Holidays))
A563-F606 (Internally Threaded Fasteners (Nuts): Proof Load Determination)
A706-A370 (Low Alloy Steel Bars, Deformed and Plain: Tension (Elongation))
A706-A370 (Low Alloy Steel Bars, Deformed and Plain: Tension (Ultimate Tensile Strength))
A706-A370 (Low Alloy Steel Bars, Deformed and Plain: Tension (Yield Strength))
A706-E290 (Low Alloy Steel Bars, Deformed and Plain: Bend Test)
A970-A370 (Headed Steel Bars: Tension (Elongation))
A970-A370 (Headed Steel Bars: Tension (Ultimate Tensile Strength))
A970-A370 (Headed Steel Bars: Tension (Yield Strength))
A615-A1034 (Carbon-Steel Bars, Deformed and Plain: Testing Mechanical Splices)
A706-A1034 (Low Alloy Steel Bars, Deformed and Plain: Testing Mechanical Splices)
F3125 (Externally Threaded Fasteners (Bolts): Rotational Capacity)
F436-E18 (Hardened Steel Washers: Rockwell Hardness)
F3125-E18 (Externally Threaded Fasteners (Bolts): Rockwell Hardness)
F1554-A370 (Anchor Bolts: Tension (Elongation))
F1554-A370 (Anchor Bolts: Tension (Ultimate Tensile Strength of bar stock))
F1554-A370 (Anchor Bolts: Tension (Yield Strength))
F1554-F606 (Anchor Bolts: Tension (Ultimate Tensile Strength of finished bolts))
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 1/27/2026. Please visit https://aashtoresource.org for current accreditation status.
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