Quality Management System – accredited since 11/1/2004
R18, C1077 (Aggregate), C1077 (Concrete), C1093 (Masonry), D3666 (Aggregate), D3666 (Asphalt Mixture), D3740 (Soil), E329 (Aggregate), E329 (Asphalt Mixture), E329 (Concrete), E329 (Soil), E329 (Sprayed Fire-Resistive Material)

Asphalt Mixture – accredited since 6/2/2011
T164, T166 (Cores), T209, T269, D2041, D2726 (Cores), D2950, D3203

Soil – accredited since 2/16/2009
R58, T89, T90, T99, T100, T180, T265, T267, T310, D421, D698, D854, D1140, D1557, D2216, D2487, D2488, D2974, D4318, D6938

Aggregate – accredited since 11/1/2004
R76, R90, T11, T19, T21, T27, T84, T85, T96, T104, T176, T255, T304, C29, C40, C88, C117, C127, C128, C131, C136, C535, C566, C702, C1252, D75, D2419

Sprayed Fire-Resistive Material – accredited since 6/2/2011
E605, E736

Concrete – accredited since 11/1/2004
M201, R39, R60, T22, T23, T24, T97, T119, T121, T148, T152, T161, T196, T231 (8000 psi and below), T277, T309, C31, C39, C42, C78, C138, C143, C172, C173, C174, C192, C215, C231, C511, C617 (8000 psi and below), C642, C666, C805, C1064, C1202, C1231 (7000 psi and below), C1542, C1583

• Masonry – accredited since 7/17/2009
• T106 / C109 (Compressive Strength of Hydraulic Cement Mortars (Using 2-in. Cube Specimens))
• T137 / C185 (Air Content of Hydraulic Cement Mortar)
• T162 / 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 (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)
• C1019 (Sampling and Testing Grout)
• 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)

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.