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Total depth of boringp31-1/2 Feet Diameter of boringo S Inch Date drilled 6/3/92 <br /> . Casing diameter, 4 Inch Lengths 29-1/2 Feet Slot slZe, 0 10 Inch <br /> Screen dlarneter, 4 Inch Length, 20 Feet Material typem PVC <br /> Drilling Companym Woodward Drilling Drillers Eric/Randy <br /> Method Used+ Hollow--stem auger, California modified split—spoon Field Qeologlati Claudio Avila <br /> Signature of Registered Professfonalo <br /> Regl3tration No.s 43139 States California <br /> MMURM SAMPLE P.I.D. USCS DESCRIPTION WELL <br /> DEPTH NO. CODE CONST. <br /> i <br /> 0 <br /> Asphalt and gravel fill <br /> 2 <br /> 4 <br /> 8 S-5 15 PP8 MI Clayey silt, olive black, dry, low—plasticity, stiff <br /> 8 <br /> 10 <br /> S-10 3a 59 Pale olive, hard <br /> ppmv <br /> 12 - <br /> 14 - <br /> 5-15 <br /> 2145-15 46 ppmv Clayey silt/silt clay, pale alive, dry low plasticity, hard <br /> 18 <br /> �'��m" LOG OF BORING,~ B-24/VW-14 <br /> PLATE <br /> 5�51111111WA111r'VA11111=11111111. ARCD Service Station No. 6100 <br /> 25775 South Patterson Pass 13 <br /> RE NO Tracy, California <br /> PROJECT NO. 30041 0041CSA <br /> r <br />