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' Total depth of boringr 60-1/2 1=eetDiameter of boring;6LVj Inch Date drllleds 10/22/93 <br /> Casing diameters NA Length, NA Slot SIZe, NA <br />. Screen dlameter, NA Lengths NA Material types NA <br /> Drilling Company: WESTER Drillers Mark John <br /> Method Usadr Hollow—stem auger, California modified s I s oo Field Qe lOgleti Claudio Avila <br /> Signature of Registered Professional 44 0 —A <br /> Registration No.s 4313 S e: Col�forni <br /> MEASURED SAMPLE USCS WELL <br /> DEPTH NO. m P.I.D. CODE DESCRIPTION CONST. <br /> d <br /> Asphalt and gravel fill ' <br /> 2 <br /> 4 <br /> 6 S-5 52 PPmv ML Clayey silt, dark yellowish brown, dry, low—plasticity •.• <br /> 8 • ' <br /> 10 <br /> S-10 32 0 ' <br /> ppmv . <br /> 12 - <br /> - 14 — <br /> S-15 <br /> 2 14S-15 X50 ppmv Moderate yellowish brown <br /> 16 <br /> 18 , <br /> �lAI/t1i LOG OF BORING: B-5 PLATE <br /> BP Facility No. 11191 <br /> 1469 East Hammer Lane 4 <br /> 13013A5APROJECT NO. 123013N0Stockton, California <br />