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Total depth of boring, 72 feet Diameter of borings B-1/2 ir®hte drilled $ 24 92 <br /> Casing diameter: 2 inch Lengths 51 feet Slot sizes 0 010 <br /> Screen diameter, 2 inch Lengths 20 feet Material types PVC <br /> Drilling Companys WESTER Drillers Ton Mark <br /> Method Useds Hollow-stem auger, California modified split-spoon F191JA Geologist, Richard Alden <br /> Signature of Registered Professional, <br /> Registration Nor 4313 Sates California <br /> MEASURED SAMPLE 1100 o P.I.D. us CS DESCRIPTION WELL <br /> DEPTH NO. m CODE CONST. <br /> 0 <br /> 1/4 foot concrete over native fill <br /> 2 <br /> 4 <br /> S-5 41 ppmv ML Silt, with some coarse sand and fine—gravel, dark yellowish <br /> brown dry non—plastic hard <br /> 6 .• <br /> 8 <br /> 10 S-10 84 PPmv Mottled, darn to moderate yellowish brown, with calcite veins <br /> 12 — <br /> _ 14 — <br /> S-15 <br /> 2 14S-15 72 ppmv Moderate yellowish brown <br /> 16 + <br /> 18 <br /> LOG OF BORING= B-19/MW-13 PLATE <br /> s�►�r/��� <br /> Unocal Service Station No. 6981 <br /> 4707 Pacific AVenue <br /> ME No <br /> PROJECT NO. 38032 8032H4A Stockton, California <br />