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s3' <br /> Total depth o4 boring, 75 ft. DIAMeter of borings 10 in. Date drilled, 12/19/91 <br /> Catling diameter: 4 in. Length, 64.5 ft. ~� <br /> Slot Sizes .02 in. <br /> SorEan diameter, 4 in. Length: 15 ft. <br /> Material type, PVC <br /> Drilling Companr, Woodward Drilling Co. <br /> Driffer, Wovne/Eric Robert <br /> Method Used, Hollow-stem Au er <br /> Field Geologist, CSQudio _ <br /> Signalure of Registered Professionals <br /> Registration Noa 43139 State. Calif. <br /> t� <br /> DEPTH P10.� PUSCS <br /> NO, m .1.D. CODE DESCRIPTION HELL <br /> CONST. <br /> C Asphalt, gravel base fit). <br /> 2 <br /> CL Cloy, black, slightly damp, slight plasticity. <br /> 4 <br /> B S-6 33 0 Sandy silt, fine— medium—grained sand, brown, !' <br /> ppmv SPS dry, hard. <br /> 10 <br /> S '1 4f) ppmv ML Silt trace clay, moderate brown. <br /> 12 <br /> 14 <br /> 16 5-16 gg C <br /> ppmv Shl Sandy silt, fine— medium—grained, brown, slightly damp. <br /> 18 <br /> Mi 20 <br /> 5-21 <br /> 98 ppmv ML Silt trace cloy, moderate brown, no plasticity. <br /> (section continues downward) <br /> ®®®AK LOQ OF BORING, B8/MW3 PLATE <br /> � W <br /> t ARCO Service Station No. 2130 <br /> 7905 Nerth El Dorado Street C23 <br /> PROJECT NO. 30003.4 AL3NO. <br /> Stockton, California <br />