Quality Assurance Engineering, Inc dba Consolidated Engineering Laboratories
Oakland,
California
View Accreditation Certificate
Yao
Han
534 23rd Avenue
Oakland
,
California
94606
Phone: (510) 436-7626
Fax:
yhan@ce-labs.com
http://www.ce-labs.com
Quality Management System - accredited since 9/1/1995
R18, ISO/IEC 17025, 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 7/1/2000
T275, D1560 (Stability), D1561, D2041, D2726, D2950, D3203, D3549, D5444, D6307, D6926, D6927
Soil - accredited since 10/1/2004
D421, D698, D1140, D1557, D2216, D2844, D4318, D4718, D6938
Aggregate - accredited since 2/1/2000
C29, C117, C127, C128, C131, C136, C535, C566, C702, D75, D2419, D3744
Sprayed Fire-Resistive Material - accredited since 1/29/2013
E605, E736
Concrete - accredited since 9/1/1995
C31 (Beams), C31 (Cylinders), C39, C42, C78, C138, C143, C172, C173, C231, C511, C617 (10000 psi and below), C1064, C1231 (7000 psi and below), C1542
Masonry - accredited since 1/31/2011
C140 (Reduced-Size 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)
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 Reduced-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 5/2/2007
A615-A370 (Carbon-Steel Bars, Deformed and Plain: Tension (Elongation))
A615-A370 (Carbon-Steel Bars, Deformed and Plain: Tension (Ultimate Tensile Strength))
A615-A370 (Carbon-Steel Bars, Deformed and Plain: Tension (Yield Strength))
A615-E290 (Carbon-Steel Bars, Deformed and Plain: Bend Test)
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)
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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