WSP USA Environment & Infrastructure, Inc.
San Diego,
California
View Accreditation Certificate
Jonathan
Bresee
9177 Sky Park Court
Suite A
San Diego
,
California
92123
Phone: (858) 514-6494
Fax:
jonathan.bresee@wsp.com
https://http://www.wsp.com
Quality Management System - accredited since 10/15/1994
R18, C1077 (Aggregate), C1077 (Concrete), C1093 (Masonry), C1222 (Cement), 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)
Pavement Preservation - accredited since 1/12/2020
D3910 (Measurement of Slurry Seal Consistency (Cone Consistency))
D3910/D6372 (Wet Track Abrasion Of Slurry Surfacing Systems)
Asphalt Mixture - accredited since 10/15/1994
R30, R35, R47, T166, T209, T312, T324, T329, D979, D1188, D2041, D2726, D2950, D3203, D3665, D4867, D5444, D6307, D6925
Soil - accredited since 10/15/1994
T100, T236, T289, D421, D422, D558, D559, D560, D698, D854, D1140, D1556, D1557, D1633, D1883, D2166, D2216, D2435, D2487, D2488, D2844, D4318, D4643, D4718, D4829, D4972, D6913, D6938, D7928, G187
Rock - accredited since 11/9/2012
D4543, D5731, D7012 (Method C)
Aggregate - accredited since 10/15/1994
R76, T11, T27, T84, T85, T100 (Mineral Filler), C29, C70, C88, C117, C123, C127, C128, C131, C136, C142, C295, C535, C702, C1252, D75, D2419, D4791, D5821
Sprayed Fire-Resistive Material - accredited since 4/6/2010
E605, E736
Concrete - accredited since 10/15/1994
T336, C31 (Beams), C31 (Cylinders), C39, C42 (Testing Drilled Cores of Concrete), C78, C87, C138, C143, C157, C172, C173, C174, C192, C227, C231, C232, C293, C305, C457, C469, C495, C496, C511, C567, C597, C617 (6000 psi and below), C642, C805, C856, C944, C1064, C1152, C1202, C1218, C1231 (7000 psi and below), C1260, C1383, C1437, C1567
Cement - Physical Tests - accredited since 9/11/2008
C109, C183, C305, C511, C1012, C1437
Masonry - accredited since 1/13/2006
C140 (Full-Size Concrete Masonry Units) (Sampling and Testing Concrete Masonry Units and Related Units)
C426 (Linear Drying Shrinkage of Concrete Masonry 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 1/30/2008
A615-CT670 (Carbon-Steel Bars, Deformed and Plain: Testing Mechanical and Welded Splices)
A706-CT670 (Low Alloy Steel Bars, Deformed and Plain: Testing Mechanical and Welded Splices)
A615 (Carbon-Steel Bars, Deformed and Plain: Unit Weight)
A706 (Low Alloy Steel Bars, Deformed and Plain: Unit Weight)
A709-A6 (Structural Steel: Tension (Elongation))
A709-A6 (Structural Steel: Tension (Ultimate Tensile Strength))
A709-A6 (Structural Steel: Tension (Yield Strength))
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)
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 10/27/2026. Please visit https://aashtoresource.org for current accreditation status.
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