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Geotechnical Engineering Investigation Page 3 of 24 <br /> New Residential Subdivision <br /> 2706 Pock Lane <br /> Stockton, CA 95205 <br /> March 30, 2021 CTE Job # 25-1097G <br /> sampler penetration) at each sampling location was recorded and the raw results of the drive <br /> sampler testing are shown on the boring logs (contained in Appendix B) in the column "Blows/6 <br /> inches". The standard penetration blow counts(N)were collected and used during the geotechnical <br /> engineering evaluation and analysis to correlate soil strength and structure bearing characteristics. <br /> Soils were logged in the field by a CTE Field Geologist and were classified based on the Unified <br /> Soil Classification System (ASTM D2487), sampler drive resistance, field testing, and visual <br /> observations. Exploration logs prepared for each of the borings provide soil descriptions, and blow <br /> count data. The boring logs are included in Appendix B which also contains the Boring Log <br /> Legend and Definition of Soil Terminology. The location of the test borings are shown on Figure <br /> 2 at the end of this report. <br /> Relatively undisturbed soil samples were obtained from the drive sampler during exploration <br /> activities. The samples were collected in capped, stainless steel sample tubes or placed in zip lock <br /> plastic bags. Bulk soil samples were recovered directly from drill cuttings or were obtained from <br /> surface deposits and placed in sample bags. <br /> Soil samples were then transported to CTE's laboratory for further testing. Field descriptions <br /> within the boring logs have been modified, where appropriate, to reflect laboratory test results. <br /> Upon completion of drilling,the borings were backfilled from final boring depth to original ground <br /> surface. Details of the soils encountered are shown on the Boring Logs which are presented in <br /> Appendix B. <br /> 3.2 Laboratory Testing Program <br /> Laboratory tests were conducted on representative soil samples for classification purposes and to <br /> evaluate physical properties and engineering characteristics. Laboratory tests conducted on <br /> representative soil samples collected from the borings included in situ moisture content, dry <br /> density,relative fines content,Atterberg Limits, and a Resistance Value. Test method descriptions <br /> and laboratory test results are presented in Appendix C. <br />