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Total depth of boring, 26 Feet Diameter of boring,8-t 4 Inch Date drilled, 1/12/93 <br /> Casing diameter, 4 Inch Length, 25 Feet Slot size, 0 10 Inch <br /> Screen diameter: 4 Inch Length, 20 Feet Material type, PVC <br /> Drilling Company, ,ICON Driller, Jirn John <br /> Method Used, Hollow-stem ou er California modified split-spoon Field Geologist, Claudio Avila <br /> Signature of Registered Professional, <br /> Registration No, 4313 State, California <br /> MEASURED SAMPLE N USCS WELL <br /> DEPTH NO m P.I.D. CODE DESCRIPTION <br /> f CONST <br /> O <br /> I <br /> Concrete <br /> 4 <br /> . S-5 21 2 Clayey silt moderate yellowish brown dry low—plostic ty <br /> 6 ppmv L very stiff <br /> 8 <br /> 10 12 <br /> 5-10 50 <br /> ppmv Dark vellowish brown <br /> 12 � ~ <br /> 14 --� <br /> 5-15 25 113 <br /> ppmv Silt some cloy moderate yellowish grown iCn-pias, c <br /> 15 <br /> 18 <br /> e_A►M® LOG OF BORING: B-17/VW-5 PLATE <br /> rVAYmE ARCO Service Station No. 2168 <br /> 441 West Charter Way B-36 <br /> PROJECT NO. 31009 1009c6A Stockton, California <br />