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' Advanced BORING LOG <br /> GeoEnvironmental Inc. <br /> =- � BOREHOLE NO PB-20 <br /> 74:r 837 Shaw Road, Stockton, CA 95215 <br /> (209)467-1006 FAX (209) 467-1118 <br /> TOTAL DEPTH 45 FEET <br />' Protect Proposed EL DORADO APTS Drilling Co Enwlroprobe <br /> Site Location 2450 South El Dorado Street Rig/Auger Type Geoprobe 5400 / 1 25" rods <br />' Stockton, California Logged By P Dotson <br /> Reviewed By C Lee <br />' Protect No AGE-NC-04-1129 <br /> Date(s) Dulled 12 May 2003 <br /> Notes No samples were collected from surface grade to 23 feet sg - Water level during drilling Page 1 of 1 <br />' to surface grade with Portland cement 3E Water level in completed well <br /> Depth Sample Blows PID Soil USCS Class and Well Well <br />' ID (per 6"} (ppm) Symbol Soil Descnptlon Completion Description <br /> 0 <br />' -5 <br />' 0 <br /> --20 <br /> ML-CL Medium yellowish brown,SILTY CLAY,dry, <br />' - <br /> 25— -- slight petroleum hydrocarbon-like(HC)odor,100% <br /> PB20-25 0 recovery <br />' --- SP Medium yellowish brown,POORLY GRADED <br /> - <br /> 30— SAND,medium to coarse sand,dry,slight HC-like <br /> PB20-30 0 odor,85%recovery <br /> CL Grayish brown,LEAN CLAY,some silt,damp to <br /> -35— moist,no HC odor,90%recovery <br /> PB20-35 --- 0 <br /> 1 ML Medium yellowish brown,SILT,some clay, <br /> 0 PB20-40 saturated,no HC odor,90%recovery <br />' -- 0 <br /> 1 <br /> ML-CL Bluish gay,SILTY LEAN CLAY,moist,no <br />' - <br /> 45 - HC odor,75%recovery <br /> PB20 45 0 <br />