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Advanced BORING LOG <br /> I <br /> GeoEnvironmental, Inc. BOREHOLE NO CPT-4 <br /> �7r 837 Shaw Road, Stockton, CA 95215TOTAL DEPTH ��3 <br /> (209)467-1006 FAX (209)467-1118 <br /> Project Thrifty Oil#171 Date(s) Drilled 21 November 2003 <br /> Project No AGE-NC-03-1077 Page 2 of 2 <br />' Depth Sample Blows PID Soil USCS Class and <br /> p ID (per 6") (ppm) Symbol Soil Description <br /> 1 <br />' - 0 CPT-4-70 --- -- SM Gray brown,very moist to saturated,poorly graded,fine grained,SILTY SAND, <br /> strong HC odor <br /> -75- <br /> - CPT-4-75 --- --- SM Gray brown,very moist,moderately graded,fine to medium gramed,SILTY SAND, <br />' strong HC odor <br /> -$0 - CPT-4-80 --- --- SP Brown,saturated,poorly graded,fine grained,CLEAN SAND,strong HC odor <br />' o000 <br /> -85- <br /> - CPT-4-85 -- --- V V V MH Brown,moist, SILT,HC odor,low toughness,low to moderate plasticity <br /> -90 <br /> CPT-4-90 --- ML-CL Brown,saturated,CLAYEY SILT,HC odor,low toughness, tow to medium <br />' plasticity _- <br /> -95 <br />' 10 CPT-4-100 --- -- ML-CL Orange brown,saturated,CLAYEY SILT with sand,HC odor,low toughness, <br /> low to medium plasticity <br />' -11 CPT-4-110 -- -- <br /> SM Gray btUwn,saturated SANDY SILT with 10%clay,HC odor,low toughness, low <br />' -11 plasticity. <br /> -12 CPT-4-120 --- --- No sample collected,could not pass 115 feet below surface grade <br /> t <br /> -12 <br /> 0 <br /> 1 <br />