Grubbs, Hoskyn, Barton, & Wyatt, LLC
Little Rock,
Arkansas
View Accreditation Certificate
Mark W.
Barton
#1 Trigon Place
Little Rock
,
Arkansas
72209
Phone: (501) 455-2536
Fax:
mbarton@teamues.com
http://www.grubbsengineers.com
Quality Management System - accredited since 5/15/1999
R18, C1077 (Aggregate), C1077 (Concrete), C1093 (Masonry), D3666 (Aggregate), D3666 (Asphalt Mixture), D3740 (Soil), E329 (Aggregate), E329 (Concrete), E329 (Masonry), E329 (Soil)
Asphalt Mixture - accredited since 2/15/2000
R47, R68, T30, T166, T209, T245, T269, T287, T308, T312, D2041, D2726, D3203, D3549, D4125, D5444, D6307, D6925, D6926, D6927
Soil - accredited since 5/1/2000
R58, R74, T88, T89, T90, T99, T100, T180, T193, T265, T310, D421, D422, D698, D1140, D1557, D1883, D2216, D4318, D6913, D6938, D7928
Aggregate - accredited since 5/15/1999
R76, T11, T21, T27, T84, T85, T96, T104, T255, C40, C88, C117, C127, C128, C131, C136, C535, C566, C702
Concrete - accredited since 5/15/1999
M201, R60, R100 (Beams), R100 (Cylinders), T22, T97, T119, T121, T152, T196, T231 (6000 psi and below), T309, C31 (Beams), C31 (Cylinders), C39, C78, C138, C143, C172, C173, C231, C511, C617 (6000 psi and below), C1064, C1231 (7000 psi and below)
Masonry - accredited since 3/9/2005
T106 / C109 (Compressive Strength of Hydraulic Cement Mortars (Using 2-in. Cube Specimens))
T137 / C185 (Air Content of Hydraulic Cement Mortar)
R115 / C305 (Mechanical Mixing of Hydraulic Cement Pastes and Mortars of Plastic Consistency)
M201 / C511 (Moist Cabinets, Moist Rooms, and Water Storage Tanks Used in the testing of Hydraulic Cements and Concretes)
C1437 (Flow of Hydraulic Cement Mortar)
C1506 (Water Retention of Hydraulic Cement-Based Mortars and Plasters)
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 3/31/2026. Please visit https://aashtoresource.org for current accreditation status.
|