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Advanced BORING LOG <br /> _ GeoEnvironmentat, Inc. <br /> BOREHOLE NO.: CB-4 <br /> 837 Shaw Road, Stockton, CA 95215 <br /> (209) 467-1006 FAX: (209) 467-1118 TOTAL DEPTH: SQ' <br /> tProject: Ripon Faun Service Drilling Co.: Enviroprobe <br /> Site Location: 22871 South Highway 99 Rig/Auger Type: Geoprobe 5400 <br /> ' Ripon, CA Logged By: Donna Sexton <br /> 95366 <br /> Reviewed By: Bill Little <br /> ' Project No.: AGE-NC-95-0137 <br /> Date(s) Drilled: 15 October 2003 <br /> Notes: Ground water encountered at 45 feet below surface grade sz Water level during drilling Page 1 of 2 <br /> Ground Water Sampled m Water level in completed well <br /> Depth Sample Blows PID Soil USCS Class and Well Well <br /> ' ID (per 6") (ppm) Symbol Soil Description Completion Description <br /> -10 <br /> CB4-10 I 0 p MH:Brown,SILT with GRAVEL;gravel up to 1/2% <br /> ' ® low plasticity,low toughness,dry,no hydrocarbon <br /> (HC)odor. <br /> 1 <br /> ' 15 CB4-15 0 <br /> 5P:Light Brown,clean SAND;fine grained,poorly <br /> graded,dry,no hydrocarbon(HC)odor. <br /> ' CB4-20 0 SM;Light Brown,fine SAND with SILT;poorly <br /> graded,moist,no hydrocarbon(HC)odor. <br /> ! -251 C134-25 0 <br /> CL:Light Brown,SILTY CLAY;moderate plasticity, <br /> low toughness,moist,no hydrocarbon(HC)odor. <br /> ' -30 <br /> C134-30 0 -Q SW:Orange Brown,clean SAND;medium grained, <br /> �D. well graded,very moist,no hydrocarbon(HC)odor. <br /> ! Od <br /> 0 <br /> C134-35 0 V V MH:Orange Brown,CLAYEY SILT; 15%clay,low <br /> plasticity,low toughness,very moist,no hydrocarbon <br /> (HC)odor. <br />