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1 <br /> Total depth of borings 50 Feet Diameter of boring: 8 Inch Date drilled, 6/1/92 _ <br /> Casino diameter: 4 Inch Lenothi 30 Feet Slot size, 0 10 Inch <br /> 1 Screen diameters 4 Inch Length: 20 Feet Material type, PVC <br /> Drilling Company, Woodward Drilling Driller: Enc Rand <br /> Method Useds Hollow—stem auger, California modified split—spoon Field Geologlsto Claudio Avila <br /> Signature of Registered Professionals <br /> Registration No.A 43139 State, California <br /> I <br /> MEASLM SAMPLE IM0 <br /> PJ.D. USCS WELLDESCRIPTION <br /> DEPTH Na. m CODE CONST. <br /> 1 <br /> 0 <br /> Asphalt and gravel fill <br /> 2 <br /> I <br /> 4 <br /> 6 S-5 37 ppmv MI Clay silt, light alive gray, low plasticity, hard . <br /> i <br /> 8 <br /> 10 <br /> 5-10 33 0 Trace fine—grained sand <br /> i ppmv <br /> 12 <br /> 14 <br /> 16 5-15 31 ppmv (Very stiff) <br /> 18 <br /> I <br /> LOG OF BORING: 13-20/VW-10PLATE <br /> iAWAWtw/'7 ARCO Service Station No. 6100 <br /> 25775 South Patterson Pass 4 <br /> PROJECT NO. 30041 FILE N° Tracy, California <br /> _70041C4A <br />