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• Total depth of boring, 65 ft Diameter of boring: 8 in Date drilled: 12/17/91 <br /> Casing diameter, 4 in Length, 64 ft Slot size, 10 +n <br /> Screen diameter, 4 in Length: 20 ft Material type: PVC <br /> Drilling Company, Woodward Drilling Co Driller, Wayne/Eric <br /> Method Used: Hollow—stem Auger Field Geologist, Claudio <br /> Signaturerof Registered Professional, <br /> Registration No.: 43139 State: Calf <br /> DEPTH SAMPLE RIM PID. USCS DESCRIPTION CONST NO m CODE CONST <br /> 0 Asphalt gravel base fiO <br /> 2 <br /> 4 <br /> 6 S-6 41 ppmv ML Silt light brown slightly damp hard <br /> 8 <br /> 10 <br /> S-11 27 1 Silt some clay brown slight plasticity very st+tf <br /> ppmv <br /> 12 <br /> 14 <br /> 16 5-16 17 m <br /> PPy <br /> i <br /> j 18 <br /> i <br /> i <br /> 20 - <br /> S-21 82 2 Silt trace clay brown slight damp— dry <br /> ppmv no plasticity hard <br /> (section continues downwara) <br /> AVLMAM LOG OF BORING: B3/VW-1 PLATE <br /> ARCO Service Station No. 2130 <br /> FILE NO 7905 North EI Dorado Street C8 <br /> PROJECT NO. 30003-4 0003D2A Stockton, California <br />