Nelson Testing Laboratories
Elmhurst,
Illinois
View Accreditation Certificate
Mark
Nelson
717 Industrial Drive
Elmhurst
,
Illinois
60126
Phone: (847) 882-1146
Fax: (847) 882-1148
mnelson@nelsontesting.com
http://www.nelsontesting.com
Quality Management System - accredited since 2/23/2005
R18, C1077 (Aggregate), C1077 (Concrete), C1093 (Masonry), E329 (Aggregate), E329 (Concrete), E329 (Masonry)
Aggregate - accredited since 2/23/2005
R76, T11, T19, T21, T27, T84, T85, T96, T104, T113, T255, C29, C40, C88, C117, C123, C127, C128, C131, C136, C535, C566, C702
Concrete - accredited since 2/23/2005
M201, R39, R60, R100 (Beams), R100 (Cylinders), R115, T22, T24 (Drilling Cores of Concrete), T24 (Testing Drilled Cores of Concrete), T97, T119, T121, T152, T157, T158, T160, T161, T177, T196, T197, T198, T231 (6000 psi and below), T277, T303, T309, T345, T347, CRD-C48, C31 (Beams), C31 (Cylinders), C39, C42 (Drilling Cores of Concrete), C42 (Testing Drilled Cores of Concrete), C78, C138, C143, C157, C172, C173, C192, C215, C227, C231, C232, C233, C293, C305, C403, C418, C469, C496, C511, C617 (6000 psi and below), C642, C666, C672, C779, C827, C882, C884, C939 (Pre-Mixed), C940, C944, C1064, C1090, C1152, C1202, C1218, C1231 (7000 psi and below), C1260, C1293, C1437, C1542, C1543, C1567, C1581, C1583, C1610, C1611, C1621, C1741, G109
Cement - Physical Tests - accredited since 10/2/2017
M201, R115, T160, C157, C305, C348, C511, C1012, C1437
Masonry - accredited since 2/1/2010
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)
C67 (Brick: Absorption)
C67 (Brick: Capping)
C67 (Brick: Compressive Strength)
C67 (Brick: Initial Rate of Absorption)
C67 (Brick: Measurement)
C67 (Brick: Specimen Preparation)
C140 (Concrete Interlocking Paving Units) (Sampling and Testing Concrete Masonry Units and Related Units)
C140 (Full-Size Concrete Masonry Units) (Sampling and Testing Concrete Masonry Units and Related Units)
C140 (Segmental Retaining Wall Units) (Sampling and Testing Concrete Masonry Units and Related Units)
C307 (Tensile Strength of Chemical-Resistant Mortar, Grouts, and Monolithic Surfacings)
C426 (Linear Drying Shrinkage of Concrete Masonry Units)
C780 (Annex 1) (Preconstruction and Construction Evaluation of Mortars for Plain and Reinforced Unit Masonry - Consistency by Cone Penetration)
C780 (Annex 4) (Preconstruction and Construction Evaluation of Mortars for Plain and Reinforced Unit Masonry - Mortar Aggregate Ratio)
C780 (Annex 6 - Cubes) (Preconstruction and Construction Evaluation of Mortars for Plain and Reinforced Unit Masonry - Compressive Strength of Cubes)
C780 (Annex 6 - Cylinders) (Preconstruction and Construction Evaluation of Mortars for Plain and Reinforced Unit Masonry - Compressive Strength of Cylinders)
C1012 (Length Change of Hydraulic-Cement Mortars Exposed to a Sulfate Solution)
C1019 (Sampling and Testing Grout)
C1262 (Evaluating the Freeze-Thaw Durability of Dry-Cast Segmental Retaining Wall Units and Related Concrete Units)
C1314 (Prisms Constructed of Full-Size Concrete Masonry Units) (Compressive Strength of Masonry Prisms)
C1437 (Flow of Hydraulic Cement Mortar)
C1506 (Water Retention of Hydraulic Cement-Based Mortars and Plasters)
C1552 (Capping Concrete Masonry Units, Related Units and Masonry Prisms for Compression Testing)
C1645 (Freeze-thaw and De-icing Salt Durability of Solid Concrete Interlocking Paving Units)
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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