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BORING LOG NO. SB4 Page 1 of 2 <br /> PROJECT: Mike Sandhu CLIENT: Sandhu Brothers Farms <br /> Tracy, Ca <br /> SITE: 23577 S. Mountain House Parkway <br /> Tracy, CA <br /> (Do LOCATION See Exhibit A-2 U) w <br /> wz 0- <br /> U_ O <br /> U Latitude:37.4441'Longitude:-121.3221° _ Q w o <br /> IL <br /> d W J d <br /> w <br /> a <br /> C7Q m Q <br /> DEPTH O <br /> SILTY SAND(SM),brown,80%sand,20%silt <br /> •,4.5 <br /> SAND(SW),dark brown, 100%sand 5 <br /> 0 <br /> N <br /> O <br /> M <br /> W <br /> } <br /> J <br /> J <br /> W <br /> 1 <br /> 0 <br /> z <br /> D <br /> 14.0 <br /> o <br /> SANDY SILT(MLS,brown,50%silt,40%sand, 10%gravel <br /> or <br /> 15— <br /> z z <br /> Z <br /> J <br /> J <br /> W <br /> Z <br /> c� 18.0 <br /> SILTY SAND(SM),black to brown,60%sand,45%silt,5%gravel <br /> Q . <br /> 0 2 <br /> 0 <br /> a <br /> z_ <br /> O •23.5 <br /> SILTY SAND(SMS,brown,50%sand,40%silt,5%gravel <br /> o :.;. <br /> o 2 <br /> W <br /> Stratification lines are appropmate.In-situ,the transition may be gradual. Hammer Type: Automatic <br /> Q <br /> IL <br /> Lu <br /> Advancement Method: See Exhibit A-3 for description of field procedures. Notes: <br /> 0 <br /> 6"Hollow Stem Auger <br /> Q See Appendix B for description of laboratory <br /> > procedures and additional data(if any). <br /> F- <br /> z0 <br /> Abandonment Method: See Appendix C for explanation of symbols and <br /> U) Boring backfilled with cement-bentonite grout upon abbreviations. <br /> 0 completion. Elevation estimated by google earth <br /> O <br /> WATER LEVEL OBSERVATIONS <br /> z Boring Started:11-26-2019 Boring Completed:11-26-2019 <br /> 0 <br /> Irerracon Drill Rig:D-50 Driller:Robert <br /> m <br /> 902 Industrial Way <br /> ? Lodi,CA Project No.:NA197074 Exhibit: A4 <br />