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' Project West Clay Properties Project No AGE-NC-96-0235 BORING NO <br /> Site Address 639 West Clay Street Total Depth 30 Feet MW-7 <br />' Stockton, California Date 26 August 1998 <br /> Drilling Co Central Valley Drilling Logged by McKibben Page 1 of 1 <br />' Rag/Auger Type B53/8" Hollow Stem Reviewed by Henderson <br /> Ltolooti� gic Description <br /> ;6111� p <br /> C� <br /> MW7-5 0 7111113 CL Brown, damp,very stiff, silty CLAY, no hydrocarbon(HC) odor <br /> 1 <br /> 10— MW7-10 0 18/30/28 CL Brown,dry, hard,silty CLAY,no HC odor <br /> 1 <br /> MW7-15 0 12/15/19 CL Brown,moist,very stiff, silty CLAY, no HC odor <br /> 1 <br />' 20— MW7-20 0 7/11/15 ML Brown, saturated,very stiff, clayey SILT,no HC odor <br /> 1 <br /> MW7-25 0 7111119 ML Brown, saturated, very stiff, clayey SILT,no HC odor <br />' Gra saturated very stiff, medium SAND,poorly graded, <br /> 30— MW7-30 0 7111115 SM .E .I, . y, rY � <br /> �• ;�• ; i. very slight HC odor <br /> 1 Boring terminated at 30 feet bsg <br /> Ground water encountered at 17 feet bsg <br />' – Boring completed as ground water monitoring well MW-7 <br /> Screen interval 30-10' <br /> Filter pack 30-8' <br /> Bentonite plug 8-6' <br /> Portland cement 6-0 5' <br /> 40— <br /> 1� – <br /> 1 <br /> Advanced <br /> GeoEnvironmental, Inc. <br />' L%AMIPRO%B RIN -11WESTCL-15WCLAYMW7SAM <br />