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i <br /> Total depth of borings 65 ft. Diameter of baring: 10 in. Data drilled 10/14/91 <br /> Casing diameters 4 in. Lengt1w 65 ft. Slot sizes 0.020 in. <br /> Screen diameter, 4 in. Lengths 15 ft. Material types P_y.C. <br /> Drilling Company, Westex Drillers Tony & Mark <br /> Method Used, Hollow—stern Auger Field Qsvioglats Claudio <br /> Signature of Registered Professionals <br /> Registration Nos 4313 fes Calif. <br /> DEPTH SAMPLE P.I.D. USGS DESCRIPTION WELL. <br /> NO, m CODE CONST. <br /> r <br /> Q Asphalt. <br /> 2 <br /> 4 <br /> S-5 24 ppmv ML Silt with trace clay, light brown, slightly damp, slight plasticity- <br /> 6 <br /> S ' <br /> _ 10 - S-10 o--fi m Stiff. <br /> pp v <br /> - 12 - <br /> - 14 - <br /> S-15 <br /> 214S-15 58 0 Hard. <br />� 16 ppmv .. <br /> 18 <br /> S-2D 23 0 SM Sandy silt,' fine—grained sand, moderate brown, slightly <br /> 20 ppmv damp, no plasticity, very stiff. <br /> (section continues downward) <br /> ..--.. "AIW,s/,Is LOG OF BORING: B-6/MW-1 PLATE <br /> ARCO Service Station No. 548 <br /> 1612 Hammer Lane <br /> PROJECT NO. 30004-4 RLE Na' Stockton, California <br /> 000465A <br />