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Total depth of boring, 65 ft Diameter of borings 8 in Date drilleds 12/18/91 <br /> Casing diameters 4 in Lengths 64 5 ft Slot size, 10 in <br /> Screen diameters 4 in Length, 25 It Material types PVC <br /> Drilling Company, Woodward Drilling Co Driller, wayne/Enc _ <br /> Method Useds Hollow-stem Auger Field Geologist, Claudio <br /> Signature of Registered Professional, <br /> Registration Nos 43139 States Calif <br /> DEPTH SAMPLE o P.I.D. USCS DESCRIPTION WELL <br /> NO. CODE CONST. <br /> 0 Asphalt gravel base fill <br /> 2 <br /> CL Clay black Camp slight plasticity <br /> 4 <br /> 6 S-6 33 pp <br /> 0 ML Silt, light brown slightly damp hard <br /> 8 <br /> 10 - <br /> S-11 26 pp0 Silt some clay moderate brown damp <br /> i <br /> ' 12 <br /> 14 <br /> 16 5-16 22 pp0 Very stiff <br /> 18 <br /> 20 <br /> S-20 50 ppmv Silt moderate crcwn slightly damp hard <br /> (section continues downward) <br /> • AW"ALMAM LOG OF BORING: B5/VW-3 PLATE <br /> PKA"AWAFWAPME ARCO Service Station No. 2130 <br /> cItE NO <br /> 7905 North El Dorado Street C11 Stockton,PROJECT N0. 30003-4 000303A California <br />