Olsson, Inc.
Tempe,
Arizona
View Accreditation Certificate
Brian
Johnson
2330 W. University Drive
Suite 8
Tempe
,
Arizona
85281
Phone: (480) 201-5293
Fax:
BJohnson3@Olsson.com
http://olsson.com
Quality Management System - accredited since 7/12/2022
R18, C1077 (Aggregate), C1077 (Concrete), D3666 (Aggregate), D3666 (Asphalt Mixture), D3740 (Soil), E329 (Aggregate), E329 (Asphalt Mixture), E329 (Concrete), E329 (Soil)
Asphalt Mixture - accredited since 7/12/2022
R47, D979, D2041, D2726, D2950, D3203, D5444, D6307, D6926
Soil - accredited since 7/12/2022
D421, D422, D698, D1140, D1557, D2216, D2435, D2487, D2488, D4318, D4546, D4718, D6913, D6938
Aggregate - accredited since 7/12/2022
C29, C40, C117, C127, C128, C136, C566, C702, D75
Concrete - accredited since 7/25/2022
C31 (Beams), C31 (Cylinders), C39, C78, C138, C143, C172, C231, C511, C617 (5000 psi and below), C1064, C1231 (7000 psi and below)
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.
|