Construction Testing Services
Pleasanton,
California
View Accreditation Certificate
Daniel
Ventura
2118 Rheem Drive
Pleasanton
,
California
94588
Phone: (925) 462-5151
Fax:
pleasantonlab@cts-1.com
http://www.cts-1.com
Quality Management System - accredited since 1/31/2004
R18, C1077 (Aggregate), C1077 (Concrete), C1093 (Masonry), D3666 (Aggregate), D3666 (Asphalt Mixture), D3740 (Soil), E329 (Aggregate), E329 (Asphalt Mixture), E329 (Concrete), E329 (Masonry), E329 (Soil), E329 (Sprayed Fire-Resistive Material), E329 (Steel Inspection)
Asphalt Mixture - accredited since 9/25/2019
R47, T30, T166, T209, T269, T275, T283, T308, T312, T324, T329, D3549
Soil - accredited since 7/28/2009
R58, T89, T90, D558, D698, D1140, D1557, D2216, D2487, D2488, D4318, D4829, D4943, D6913, D6938
Aggregate - accredited since 12/17/2012
T11, T27, T84, T85, T96, T210, T304, T335, C40, C88, C117, C127, C128, C131, C136, C535, C566, C702, C1252, D75, D2419, D3744, D4791, D5821
Sprayed Fire-Resistive Material - accredited since 4/8/2019
E605, E736
Concrete - accredited since 1/31/2004
C31 (Beams), C31 (Cylinders), C39, C42 (Drilling Cores of Concrete), C42 (Testing Drilled Cores of Concrete), C78, C138, C143, C157, C172, C173, C192, C231, C469, C496, C511, C617 (6000 psi and below), C1064, C1231 (7000 psi and below), C1542
Masonry - accredited since 12/9/2013
C67 (Brick: Absorption)
C67 (Brick: Capping)
C67 (Brick: Compressive Strength)
C67 (Brick: Measurement)
C67 (Brick: Specimen Preparation)
C140 (Full-Size Concrete Masonry Units) (Sampling and Testing Concrete Masonry Units and Related Units)
C511 (Moist Cabinets, Moist Rooms, and Water Storage Tanks Used in the testing of Hydraulic Cements and Concretes)
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)
C1019 (Sampling and Testing Grout)
C1314 (Prisms Constructed of Full-Size Concrete Masonry Units) (Compressive Strength of Masonry Prisms)
C1552 (Capping Concrete Masonry Units, Related Units and Masonry Prisms for Compression Testing)
Iron and Steel - accredited since 7/28/2009
A563-E18 (Internally Threaded Fasteners (Nuts): Rockwell Hardness)
A563-F606 (Internally Threaded Fasteners (Nuts): Proof Load Determination)
A615-A370 (Carbon-Steel Bars, Deformed and Plain: Tension (Elongation))
A615-A370 (Carbon-Steel Bars, Deformed and Plain: Tension (Ultimate Tensile Strength))
A615-A370 (Carbon-Steel Bars, Deformed and Plain: Tension (Yield Strength))
A615-E290 (Carbon-Steel Bars, Deformed and Plain: Bend Test)
A706-A370 (Low Alloy Steel Bars, Deformed and Plain: Tension (Elongation))
A706-A370 (Low Alloy Steel Bars, Deformed and Plain: Tension (Ultimate Tensile Strength))
A706-A370 (Low Alloy Steel Bars, Deformed and Plain: Tension (Yield Strength))
A706-E290 (Low Alloy Steel Bars, Deformed and Plain: Bend Test)
A970-A370 (Headed Steel Bars: Tension (Elongation))
A970-A370 (Headed Steel Bars: Tension (Ultimate Tensile Strength))
A970-A370 (Headed Steel Bars: Tension (Yield Strength))
A1064-A370 (Welded Plain Steel Wire: Tension (Ultimate Tensile Strength))
A1064-A370 (Welded Plain Steel Wire: Tension (Yield Strength))
A416-A1061 (Steel Strand, Uncoated Seven-Wire: Tension (Elongation))
A416-A1061 (Steel Strand, Uncoated Seven-Wire: Tension (Ultimate Tensile Strength))
A416-A1061 (Steel Strand, Uncoated Seven-Wire: Tension (Yield Strength))
A615-A1034 (Carbon-Steel Bars, Deformed and Plain: Testing Mechanical Splices)
A706-A1034 (Low Alloy Steel Bars, Deformed and Plain: Testing Mechanical Splices)
F3125 (Externally Threaded Fasteners (Bolts): Rotational Capacity)
F436-E18 (Hardened Steel Washers: Rockwell Hardness)
F3125-E18 (Externally Threaded Fasteners (Bolts): Rockwell Hardness)
F1554-A370 (Anchor Bolts: Tension (Elongation))
F1554-A370 (Anchor Bolts: Tension (Ultimate Tensile Strength of bar stock))
F1554-A370 (Anchor Bolts: Tension (Yield Strength))
F1554-F606 (Anchor Bolts: Tension (Ultimate Tensile Strength of finished bolts))
F3125-F606 (Externally Threaded Fasteners (Bolts): Proof Load Determination)
F3125-F606 (Externally Threaded Fasteners (Bolts): Ultimate Tensile Strength)
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 8/11/2026. Please visit https://aashtoresource.org for current accreditation status.
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