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I <br /> I <br /> LOG OF EXPLORATORY BORING i <br /> PROJECT NUMBER 0805.147.01 BORING NO. B-3/VW-1 <br /> PROTECT NAME ARCO Products Company Service Station No. 2186 PAGE 2 OF 4 <br /> BY D. Foley DATE 8/29/95 SURFACE ELEV. —1S.0 ft. <br /> I <br /> RECOVERY Flo PENETRA- N LITHO- WELL <br /> TIDN jW J GRAPHIC DESCRIPTION DETAIL <br /> CL m <br /> QW COLUMN <br /> (ft/ft) (ppm) (htws/ft) ' J + <br /> En <br /> 1.211.5 0 Cz)20'; as above; olive gray (5Y, 512); minor <br /> caliche lined root cavities; no hydrocarbon odor <br /> 17 <br /> 1,211.5 11 25 0425': as above; dark yellowish brown(10YR, <br /> 414); damp to moist; slight hydrocarbon odor <br /> 24 <br /> SAND (SP), olive brown(2.5Y, 413); 10010 <br /> fine-grained sand; medium dense; moist. slight to <br /> 1.4/1.5 84 30 moderate hydrocarbon <br /> 22 <br /> i <br /> 1.311.5 10 35 <br /> 20 SILT(ML), olive brown(2.5Y, 4/3); 100% low <br /> Plasticity fines; iron-oxide staining over 25% of <br /> sample; minor caliche: very stiff: damp: slight <br /> hydrocarbon odor <br /> 40 <br /> kF-MARKS <br /> Boring drilled using 10-inch diameter continuous-flight. hollow-stem auger drilling equipment and sampled with a <br /> modified California split-spoon sampler. Boring converted to a 2-inch diameter dual completion vapor extraction well. i <br /> See Well Details sheet for well completion information. <br /> E ON <br />