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<br />Hushmand Associates, Inc. <br />250 Goddard, <br />Irvine, CA 92618 <br />p. <br />w. haieng.com <br />e. hai@haieng.com <br /> <br /> <br /> <br />October 9, 2019 <br /> <br /> <br />Sierra Geotechnical Services Inc. <br />7040 Avenida Encinas, Ste. 104-469, <br />Carlsbad, CA 92011 <br /> <br /> <br />Attention: Mr. Joseph A. Adler <br /> <br />SUBJECT: Laboratory Test Results <br /> Project Name: SCE Santa Ana SK Logistics Bldg <br /> Project No.: SGSI # 3.31634 <br /> HAI Project No.: SGS-19-001 <br /> <br />Dear Mr. Adler: <br /> <br />Enclosed is the result of the laboratory testing conducted on samples for the subject project. The testing <br />was conducted in general accordance with the following test procedures: <br /> <br /> Type of Test Test Procedure <br /> Moisture Content & Dry Density ASTM D2216 & D2937 <br /> Particle Size Analysis (Sieve only) ASTM D6913 <br /> Atterberg Limits ASTM D4318 <br /> Modified Proctor Compaction (4’’) ASTM D1557 <br /> Expansion Index ASTM D4829 <br /> Direct Shear (Consolidated & Undrained) <br /> R value CTM301 <br /> Corrosion (Set 1) ASTM G187, D516, D512B, G51 <br /> <br />Attached is: four (4) Moisture Content & Dry Density test results; two (2) Particle Size Analysis (Sieve only) <br />test results; one (1) Atterberg Limits test result; one (1) Non Plastic Atterberg Limits test result; one (1) <br />Modified Proctor Compaction (4’’) test result; one (1) Expansion Index test result; one (1) 3-point Direct shear <br />test result with one (1) Sample Remold; one (1) R Value test result; and one (1) Corrosion test result. <br /> <br />We appreciate the opportunity to provide our testing services to Sierra Geotechnical Services Inc. If you <br />have any questions regarding these test results, please contact us. <br /> <br />Sincerely, <br /> <br />HUSHMAND ASSOCIATES, INC. <br /> <br /> <br />Kang C. Lin, BS, EIT Woongju (MJ) Mun, Ph.D. <br />Laboratory Manager Senior Staff Engineer <br />81 of 100 <br />1327 S Grand Ave <br />12/12/2024