MTA Engineers, Inc.
Little Rock,
Arkansas
View Accreditation Certificate
Steven R.
Garrett
8001 National Drive
Little Rock
,
Arkansas
72209
Phone: (501) 753-2526
Fax:
steve@mtaengineers.com
https://http://mtaengineers.com
26-3508 : Accreditation has been suspended for Soil standard(s) D422
26-5862 : Accreditation has been suspended for Asphalt Mixture standard(s) T312, D6925
Quality Management System - accredited since 6/1/2001
R18, C1077 (Concrete), D3666 (Aggregate), D3666 (Asphalt Mixture), D3740 (Soil), E329 (Aggregate), E329 (Asphalt Mixture), E329 (Concrete), E329 (Soil)
Asphalt Mixture - accredited since 6/15/2001
T30, T166, T209, T269, T287, T308, T329, D2041, D2726, D3203, D4125, D5444, D6307
Soil - accredited since 6/1/2001
R58, T89, T90, T99, T180, T265, T310, D421, D698, D1140, D1557, D2216, D2487, D4318, D4972, D6938
Aggregate - accredited since 12/15/2001
R76, T11, T21, T27, T84, T176, T255, C40, C117, C128, C136, C566, C702, D2419
Concrete - accredited since 12/15/2001
M201, R60, R100 (Beams), R100 (Cylinders), T22, T97, T119, T121, T152, T309, C31 (Beams), C31 (Cylinders), C39, C78, C138, C143, C172, C231, C511, 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.
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