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Total depth of borings46-1/2 Feet Diameter of borin' .10-1 4 Inch Date drilled, 71/3/93 ^ <br /> Casing diameters 4 Inch Length, 44 Feet Slot size, 0.10 Inch <br /> Screen diameter, 4 Inch Length= 20 Feet Material type. PVC <br /> Drilling Company. woodward Driller: Eric Randy <br /> Method Used, }follow—stem au -r; California modified split—spoon Field Geologist, Claudio Avila <br /> Signature of Registered Professional: <br /> Registration Naz 4313 State, California <br /> MEASURED SAMPLE o Pd.D. USCS DESCRIPTION WELL <br /> DEPTH NO. c CODE CONST. <br /> 0 <br /> Asphalt and grovel fill <br /> 2 <br /> 4 <br /> S-5 <50 ppmv ML Silt, some clay, moderate yellowish brown, dry, non—plostic, hard. <br /> 8 ,• <br /> S_10 C0 10 Moderate brown. <br /> ppmv <br /> 12 <br /> 14 — <br /> S-15 27 360 Moderate yellowish brown, ver stiff. <br /> 15 ppmv Y <br /> 18 <br /> S�iIA LOG OF BORING: B-20/VW-4 PLATE <br /> ARCO Service Station No. 548 <br /> 1612 Hammer Lane <br /> 004JA <br /> PROJECT NO. 30004 �0 N3 Stockton, California <br />