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r „ <br /> Total depth of borings 60 Feet Diameter of borings 12 Inch Dale drilled. 9/2/92 <br /> Casing diameters 6 Inch Length, 50 Feet Slot size, 0 02 <br /> Screen diameter, 6 Inch Lengths 15 Feet Material types PVC <br /> Drilling Companyt Wayne Drilling Co Drifters Richard/Dan <br /> Method Useds Hollow—stem auger California modified split—spoon Field Geologists Claudio Avila <br /> Signature of Registered Professionals <br /> Registration Nos 43139 State: California <br /> MEASUREDSAMPLE � USCS WELL <br /> DEPTH NO. m P.I.D. CODE DESCRIPTION CONST. <br /> 0 <br /> Concrete and gravel fill <br /> 2 SM Silty sand, fine—grained light brown, dry <br /> 4 <br /> S-5 4 pp0 <br /> 6 mv ML Clayey slit, grayish brown dry low plasticity, soft ' <br /> 10 S_10 6 0 Silt some clay, light brown, non—plastic, medium stiff <br /> ppmv <br /> 12 <br /> 14 <br /> 5-15 7 0 SW Sand trace silt fine— to medium—grained, moderate brown dry <br /> 16 ppmv non—plastic, loose <br /> 18 <br /> ��v""% <br /> LOG OF BORING: B-13/RW-1 PLATE <br /> ffm"W1 Fire Engine Company No. 2 <br /> 110 West Sonora Street 13 <br /> PROJECT NO. 38000 FILE "° Stockton, California <br /> 8009E10A <br />