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MIP Y , 5 <br /> VfA <br /> Total depth of barings 20-1/2 ft, Diameter of boring, 8 in, Dela driiloch 8 18Iy0 <br /> Casing diameters N/A Length, N/A Slot Sizes N A <br /> Screen diameters NZA _ Lengths N/A _ Material types N/ <br /> Drliling Companys Wayne Drilling Co. _ Drlllorl Richard and Jay _ <br /> Method Used, Hollow—stem Auger FieldCie 1 1811 G. ASt;mari <br /> Signature of Raglatarod Profef alona6 <br /> Reglatratlon No., 4313 etas Calif. <br /> DEPTH SAMPLEPJ.D. U3C5 DESCRIPTION WELL NO. m CODE CONST. <br /> 0 Asphalt and gravel base. <br /> r+ � <br /> 4 <br /> S-5 7 ppmy 5M Silty sand, fine— to medium—grained, moderate brown, <br /> slightly darnp, loose. <br /> 6 <br /> 3 <br /> 10 S-10 10 ppmv medium dense. <br /> 12 <br /> 14 <br /> S-15 16 0 <br /> yf ppmy SW Sand, fine— to coarse—grained with trace fine- to <br /> coarse—grained gravel, pale yePow, slightly damp, <br /> 16 medium dense. <br /> 18 <br /> 0 ML Silt, pale yellow brown, slightly damp, very stiff, slight <br /> -20- S-20 l9 ppmv V plasticity. <br /> Total depth = 20-1/2 feet. <br /> Ground water encountered at 20-1/2 feet. <br /> poring backfilled with bentonite/cement slurry. <br /> Nw <br /> LOG OF BORING: B-7 PLATE <br /> -� - -- - <br /> ---- -- ------ ARCO-Service Staf10n-NO---6020--- <br /> 1711 <br /> Nv 60213--1711 YoSemite Avenue P-11 <br /> PROJECT NO, 30055-1 Manteca; California <br /> ra>f> <br />