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Total depth of boringa 17 Feet Diameter of boring:6-1/4 Inch Date drllledo 10/20/93 <br /> Casing diameters NA Length, NA Slot Slzes NA <br /> Screen diameter, NA Length NA Maternal types NA <br /> Drilling Company: WESTER Drillers Mark John <br /> Method Usedo Hollow—stem auger, California modified s t—s oon Meld Geologists Claudio Avila <br /> Signature of Registered Professional- <br /> Registration No., 4313 Titaie. California <br /> l <br /> MEASURED SAMPLE 3c," USCS WELL <br /> DEPTH NO. CDP 8�.1.�. CODE DESCRIPTION CONST. <br /> M <br /> 0 <br /> Developed land <br /> 4 . <br /> 6 S-5 27 P 0 ML Clayey silt, moderate yellowish brown dry, low plasticity, very <br /> stiff - <br /> 10 ' � <br /> 12 <br /> S-10 17 0 • <br /> ppmv <br /> 14 <br /> 16 S-15 11 ppmv © SiU, some fine grained sand, moist, non—plastic, stiff <br /> Boring terminated at 17 feet <br /> 1 g Hydropuncn sampled from 17 to 20 feet <br /> Boring backfilled with neat cement <br /> 1 <br />' 0�ru,l� LOG OF BORING: HP-4 PLATE <br /> ��►t RUIZ Grocery Store <br /> 4499 Vilest Durham Ferry Road 7 <br /> PROJECT NO. 123020 30 0A8A Tracy, California <br /> r <br />