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I LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER 0805-147.01 BORING NO B-7/VW-2 <br /> PROJECT NAME ARCO Products Company Service Station No 2186 PAGE 2 OF 4 <br /> BY D Foley DATE 9/7/95 SURFACE ELEV --15 0 ft <br /> RECOVERY PID PENETRA- to LITHO- WELL <br /> TION 7j� J GRAPHIC DESCRIPTION DETAIL <br /> lj -k <br /> 0- <br /> COLUMN ; <br /> (ft/f t) (ppm) (btws/ft) <br /> 1 1/1 5 32 0 @20' as above, brown (10YR, 513), iron-oxide <br /> staining over 20% of sample, trace <br /> 19 manganese-oxide staining, abundant root cavities, <br /> Islight hydrocarbon odor <br /> SANDY SILT(MI_), brown (10YR, 513), 75% low <br /> plasticity fines, 25% fine-grained sand, <br /> iron-oxide staining over 65% of sample, <br /> manganese-oxide staining over 10% of sample <br />' 1 111 5 465 25 minor root cavities very stiff, moist slight <br /> hydrocarbon odor <br /> 27 <br /> SAND(SP), very dark grayish brown (2 5Y, 312), <br /> 100% fine-grained sand, medium dense damp, <br /> moderate hydrocarbon odor <br />' 1 511 5 80 1 30 <br /> 29 <br /> I <br />' SII.TY SAND (SM), olive brown (2 5Y, 4/3), 30% <br /> fines, 60% Fine to medium- grained sand, 10% <br /> tine to medium-grained grave[, moist, moderate <br /> 35 hydrocarbon odor <br />' 1 211 5 118 2 SILT(ML), olive brown (2 5Y, 4/3), 100% low <br /> 15 plasticity fines, gray staining over 5% of sample, <br /> stiff, moist, moderate hydrocarbon odor <br /> I <br /> 40 <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 2-inch diameter dual completion vapor extraction well <br />' CEOONSee Weil Details sheet for well completion information <br />