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Advanced BORING LOG <br /> GeoEnvironmental, Inc. BOREHOLE NO.: B2 <br /> 06;27 <br /> ' 837 Shaw Road, Stockton,CA 95215 <br /> TOTAL DEPTH: 20' <br /> (209)467-1006 FAX:(209)467-1118 <br /> Project: Delta College Caterpillar Center(Shima) Drilling Co.: Advanced GeoEnvironmental,Inc. <br /> Site Location: 5151 Pacific Avenue Rig/Auger Type: GeoProbe 5400/1.25" Probe Rods <br /> Stockton,California Logged By: REN <br /> Reviewed By: WRL <br /> Project No.: AGE-NC-09-1714 Date(s) Drilled: 21 September 2009 <br /> Notes: sz Water level during drilling Page t of 1 <br /> : 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 /> CL:Dark Yellow-Brown,Dry,SILTY CLAY with SAND;medium plasticity and toughness, <br /> 10%to 15%very fine,proorly graded sand,stiff consistency,no hydrocarbon(HC)odor. <br /> -5 62-5 0 <br /> CL:Dark Yellow-Brown to Dark Brown,Dry,SILTY CLAY with SAND;low plasticity, <br /> medium toughness,approximatley 20%very fine,poorly graded sand,hard consistency,no <br /> HC odor. <br /> -10 B2-10 0 <br /> CH: Dark Brown,Dry,CLAY;medium to high plasticity,medium toughness,hard <br /> consisency,no HC odor. <br /> -15 B2-15 0 <br /> CL: Dark(range-Brown,Dry,SILTY CLAY;low to medium plasticity,low toughness,stiff <br /> to hard consistency,no HC odor. <br /> -20 B2-20 0 <br />