John R. Byerly, Inc.
Bloomington,
California
View Accreditation Certificate
Sonny
Widjaja
2257 S. Lilac Avenue
Bloomington
,
California
92316
Phone: (909) 877-1324
Fax:
Sonny@johnrbyerlyinc.com
http://www.johnrbyerlyinc.com
Quality Management System - accredited since 3/7/2014
R18, C1077 (Aggregate), C1077 (Concrete), C1093 (Masonry), D3666 (Asphalt Mixture), D3740 (Soil), E329 (Aggregate), E329 (Concrete), E329 (Masonry), E329 (Soil), E329 (Sprayed Fire-Resistive Material)
Asphalt Mixture - accredited since 6/1/2017
T166 (Cores), T275 (Cores), T355
Soil - accredited since 11/1/2005
D421, D422, D698, D854, D1140, D1556, D1557, D2216, D2435, D2487, D2488, D2844, D4318, D6938
Aggregate - accredited since 6/1/2016
C40, C117, C127, C128, C136, C566, C702, D2419
Sprayed Fire-Resistive Material - accredited since 5/7/2010
E605, E736
Concrete - accredited since 6/1/2016
C31 (Cylinders), C39, C138, C143, C172, C173, C231, C511, C617 (7000 psi and below), C1064, C1231 (7000 psi and below)
Masonry - accredited since 6/1/2016
C140 (Concrete Masonry Units) (Sampling and Testing Concrete Masonry Units and Related Units)
C1552 (Capping Concrete Masonry Units, Related Units and Masonry Prisms for Compression Testing)
Iron and Steel - accredited since 6/1/2016
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 10/27/2026. Please visit https://aashtoresource.org for current accreditation status.
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