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Total depth of boring, 15 f=eet Diameter o4 boring:10-1 4 Inch Date drilled, 10/21/9-3 <br /> Casing diameter, 4 Inch 'Length, 15 Feet Slot size, 0 10 <br /> Screen diameter, 4 Inch Length: 5 Feet Material type: PVC <br /> Drilling Company, WESTER Driller: Mark John <br /> Method used, Hollow—stem auger, California modified ht—spoon Field geologist, Claudio Av:la <br /> Signature of Registered Professional: <br /> Registration No.: 4313 State. Cali arnja <br /> MUSURED SAMPLE USCS WELL <br /> DEPTH NO. P.S.D. CODE DESCRIPTION CONST. <br /> 0 <br /> Developed land <br /> 2 <br /> 4 <br /> S-5 18 PPmv ML Clayey silt moderate yellowish brown dry, low plasticity very stiff <br /> } <br /> 5-10 12 p�4 Silt trace fine—grained sand, olive gray non—plastic stiff E <br /> 10 <br /> 12 - <br /> 14 5-15 9 257 Clayey silt mogerate ye€lowish brown most, low plasticity <br /> ppmv <br /> Boring terminated at 15 feet <br /> Boring converted to vapor extraction well <br /> 18 <br /> LOG OF BORING: B®3/VW-3 PLATE <br /> RUIZ Grocery Store <br /> 4491 Weat Durham Ferry Road 12 <br /> PROJECT NO. 123020 RLE NO Tracy, Callfornla <br /> 3020A13A <br />