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LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER 0805-147.01 BORING NO, B-5/MW-3 <br /> PROJECT NAME ARCO Products Company Service Station No. 2186 PAGE l OF 4 <br /> BY D. Foley DATE 9/6/95 SURFACE ELEV. 14.9€t, <br /> RECOVERY PID PEN;ORA- J W LITHO- WELL <br /> TN <br /> u� t y J GRAPHIC DESCRIPTION DETAIL <br /> w ¢ COLUMN <br /> (ft/ft) Ippm) (bless/ft) 95-1 <br /> 17 ASPHALT � <br /> FILL, BASEROCK <br /> SII..T(ML), dark brown (10YR, 3/3); 100% low <br /> plasticity Eines; damp; no hydrocarbon odor i <br /> @2.5': brown to dark brown (10YR, 4/3) <br /> i <br /> 1.3/1.5 0.0 5 @5': as above; iron-oxide staining over 10% of <br /> sample; trace manganese-oxide staining; abundant <br /> 32 caliche; very stiff; dry to damp; no hydrocarbon <br /> odor <br /> 1.011.5 0.0 10 @10': as above; yellowish brown (10YR. 5/4); <br /> iron-oxide staining over 30`/0 of sample; <br /> 20 manganese-oxide staining over 5% of Sample; <br /> damp; no hydrocarbon odor <br /> i <br /> 1.3/1.5 0.0 15 @ 15': as above; trace caliche; no hydrocarbon <br /> odor i <br /> 29 , <br /> I <br /> 20 <br /> REMARKS <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 4-inch diameter groundwater monitoring well.See <br /> Well Details sheet for well completion information. <br /> ENTMON <br /> i <br />