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Total depth of bortnip 65 ft. Diameter of boring, 10 in. Date drilled, 10/17/91 <br /> Casing diameter, 4 in. Length, 64 ft. Slot size, 0.020 in. <br /> ' Screen diameters 4 in. Length, 20 ft. Materim type. PVC <br /> Drilling Company, westex Driller, Chris & Mark <br /> Method Used, Hollow--stem Auaer Field Geologist, Clouaio <br /> Signage of Registered Professional, <br /> I'Iegiatration Noa 4313 State: Calif. <br /> SAMPLE 1 � USCS I WELLDEPTH NO. P.I.D. CODE 1 DESCRIPTION <br /> m CONST.I <br /> asphalt. <br /> I <br /> lona, reactish crown. i <br /> - Nana some silt. <br /> tl ! <br /> S-5 56 ML <br /> Silt some gay, ❑IacK to Baht brown, slightly ccmo. siiaht <br /> ppmv i plasticity, nard. <br /> ' s_}p lg 0 J,N Sana, tine- to mea ium-trained, !iaht brown ,+aht olive <br /> ,0 <br /> PPmv ! green, sl�gntly arnp, meaium Cense. .� <br /> 12 I •i ..; <br /> - i I I •i <br /> S-115 25 PPmv Moderate brown. -1 _•.i <br /> - <br /> 15 <br /> Slit, some clav, light brown, slightly Camp, siiant plasticity, <br /> - 211 5-20 40 ML` PPM I hard. <br /> (section continues downworclj <br /> �AWAWAM M LOG OF BORING: B-9/MW-4 PLATE <br /> i— WiMA"s ARCO Service Station No. 548 <br /> 1612 Hammer Lane 13 <br /> PROJECT NO. 30004-4 o a NO. <br /> Stockton, California <br />