East Texas Testing Laboratory, Inc. dba ETTL Engineers & Consultants, Inc.
Whitehouse,
Texas
View Accreditation Certificate
Hermann
Walka
3527 Star Road
Whitehouse
,
Texas
75791
Phone: (903) 595-4421
Fax:
hwalka@ettlinc.com
http://www.ettlinc.com
26-2944 : Accreditation has been suspended for Soil standard(s) D2974
Quality Management System - accredited since 6/13/2003
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 2/24/2012
D2041, D2726 (Cores), D3203, D5444, D6307
Soil - accredited since 6/13/2003
D421, D698, D854, D1140, D1557, D2166, D2216, D2435, D2487, D2488, D2850, D3080, D4318, D4546, D4767, D5084, D6913, D6938, D7263, D7928
Rock - accredited since 2/26/2024
D4543, D7012 (Method C)
Aggregate - accredited since 6/13/2003
C29, C117, C127, C128, C136, C566, C702, D75
Concrete - accredited since 10/1/2003
C31 (Beams), C31 (Cylinders), C39, C78, C138, C143, C172, C173, 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.
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