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Advanced i RING LOG <br /> GeoEnvironmental, Inc. BOREHOLE NO.: B1 <br /> 837 Shaw Road, Stockton, CA 95215 <br /> � (209)467-1006 FAX: (209)467-1118 TOTAL DEPTH: 35' <br /> Project: Prem Dor Drilling Co.: Enviroprobe <br /> Site Location: 433 W Scotts Avenue Rig/Auger Type: GeoProbe 5400/1.25"Probe Rods <br /> Stockton, California 95205 Logged By: Daniel W.Kalmbach <br /> Reviewed By: Calvin F. Lee <br /> Project No.: AGE-NC-02-0950 <br /> Date(s) Drilled: 15 October 2002 <br /> Notes: Groundwater encountered at 22 feet b.s.g a Water level during drilling <br /> _ Page 1 of 1 <br /> Ground water sampled = Water level in completed well <br /> Depth Sample Blows PID Soil USCS Class and <br /> ID (per 6") (ppm) Symbol Soil Description <br /> 0 <br /> -5 B1_5 <br /> FILL:Brown,FILL MATERIAL,well compacted,clays and silts. <br /> -10 B1=10 -- 911 <br /> ML:Brownish=gray,CLAYEY SILT,low plasticity,damp,moderate hydrocarbon(HC)odor <br /> —15 B1-15 --- 1825 <br /> ML:Reddish-brown to gray,CALYEY SILT,low plasticity,damp,strong HC odor <br /> —20 B1-20 --- Over <br /> Limit CL:Brownish-gray,CLAY,(<5%silt),medium plasticity and toughness,damp,strong HC <br /> (OL) odor <br /> —25 B1-25 --- OL <br /> ML:Gray,CLAYEY SILT,with highly plastic fines,saturated,strong HC odor <br /> SW:Gray,COARSE SAND,well graded,(<5%fines),saturated,HC odor <br /> —30 B1-30 --- 129 _ <br /> CL:Bluish-gray,CLAY,(-10%silt),medium plasticity,high toughness,damp,faint HC odor <br /> —35 B1-35 -- 153 <br /> CL:Bluish-gray,CLAY,(—IO%silt),medium plasticity,high toughness,damp,faint HC odor <br />