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I� Total depth of boring, 40 feet Diameter of borings 10 inch Date drilled. 5/7/90 <br /> Casing diameters 4 inch Length, 40 feet Slot sizes 10 <br /> Screen diameters 4 inch Lengths 25 feet Material types PVC <br /> Drilling Companys Wayne Drilling Co Drillers Steve/Wade <br /> Method Useds Hollow-stem auger California moaihed split-spoon Field Geologists Cioudio <br /> Signature of Registered Professionals <br /> Registration No., 43139 States Coliforma <br /> MEASURED SAMPLE P.I D. USCS DESCRIPTION <br /> WELL <br /> DEPTH NO m CODE CONST. <br /> 0 <br /> Asphalt and gravel till <br /> 2 <br /> 4 <br /> 5-5 13 0 ML Silt some clay moderate yellowish brown dry low plasticity <br /> ppmv (black molting medium strff) <br /> 6 <br /> 8 <br /> 10 S-10 X 0 k <br /> ppmv Ii <br /> E <br /> 12 - <br /> 14 — <br /> S-15 <br /> 214S-15 X 0 X <br /> ppmv <br /> 16 � <br /> i <br /> 18 <br /> i <br /> LOG OF BORING: B-11/VW-3 PLATE <br /> i�,l�/�!■1� i ARCO Service Station No.2168 <br /> 44 West Charter Way B-23 <br /> PROJECT NO. 31008 FILE <br /> NO Stockton, California <br /> 1009D25A <br />