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PROJECT: GROUNDWATER_ PILING <br /> Industrial Drive/Besse erAvenue Log of BOT ng B-1 <br /> Manteca, California PAGE 1 OF 2 <br /> BORING LOCATION: See Figure 2 <br /> DATE STARTED: 8/15/90 DATE FINISHED: 8115/90 NOTES: Logged by D. Asher <br /> DRILLING METHOD: 8-inch-diameter hollow stem auger <br /> HAMMER WEIGHT: — DROP: — STRENGTH DATA MOISTURE. <br /> oENsmoara <br /> SAMPLER: Continuous dry core <br /> SAMPLES Y �L amLL yLL a ms <br /> MATERIAL DESCRIPTION <br /> ma <br /> = H m Surface Elevation: 135 feet MSL ' J <br /> TOP SOIL <br /> 1 MEDIUM SAND <br /> 2 medium brown to gray, <br /> 3 medium to fine (dry) <br /> 4- <br /> 5- <br /> 6— <br /> 56 (trace coarse sand,dry to moist) <br /> 7 SP <br /> 8 <br /> 9 <br /> 10 <br /> 11 • <br /> 12 <br /> 13 <br /> 14 <br /> 15 <br /> 16 <br /> 17 <br /> ML SANDY SILT medium gray(moist) <br /> SPI FINE SAND gray(moist) <br /> 18- <br /> 19— CLAYEY SILT <br /> 20 ML medium gray with fine sand (moist) <br /> 21- <br /> 22— <br /> 1 22 FINE SAND <br /> 23 medium brown to gray, medium to fine (moist to wet) <br /> encountered water during drilling <br /> 24- <br /> 25— <br /> SIP <br /> a25 SP <br /> 6- <br /> 27 <br /> 28 • V (stabilized water level,8/15/90) <br /> 29 <br /> 30 <br /> TREADWELL AND ASSOCIATES,INC. Project No. 1107A-200 Figure 38 <br /> Consulting Engineers and Scientists <br />