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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 3 OF 4 <br /> BY D Foley DATE 9/7/95 SURFACE ELEV ---15.0 ft <br /> RECOVERY PID PENETRA- � W LITHO- WELL <br /> TION �� GRAPHIC DESCRIPTION DETAIL <br /> �<Cw L�i_1-� Q COLUMN <br /> (ft/ft) (ppm) (b[wstft) '0--i r <br /> 1 011 5 86 4 @40' as above, light olive brown (2 5Y, 5/3), <br /> iron-oxide staining over 25% of sample, abundant <br /> 19 caliche, very stiff, moist, slight to moderate <br /> hydrocarbon odor <br /> 1 1/15 31 6 ! 45 @45 as above dark grayish brown (2 5Y, 4/2), <br /> iiron-oxide staining over 15% of sample, minor <br /> 48 caliche, hard, damp to moist, slight hydrocarbon <br />' odor <br />' SANDY SU..T(ML), dark brown (IOYR, 3/3), 65% <br /> low plasticity fines, 35% fine-grained and, <br /> iron-oxide staining over 20% of sample, gray <br /> staining over 5% of sample, minor root cavities, <br /> 1 111 5 147 50 stiff, moist, slight to moderate hydrocarbon odor <br /> 12 <br /> SILTY SAND(SM), olive brown (2 5Y, 4/3), 15% <br />' fines, 85% fine-grained sand, medium dense, <br /> moist, slight hydrocarbon odor <br />' 1 2/15 142 55 <br /> 74 <br /> 9/7/95 SAND (SP), dark -ray (5Y 411) 100% tine-Brained <br />' I 1 sand, medium dense, wet, slight hydrocarbon <br /> 2 odor <br /> J 9/7/95 60 <br /> Rt-`l kRr,.a <br /> Boring drilled using 10-inch diameter continuous flight, hollow-stem auger drilling equipment and sampled w ph a <br /> modified California spirt-spoon sampler Boring converted to a 2 inch diameter dual completion vapor extraction well <br /> E:QrVONSee Well Details sheet for well completion information <br /> EN ON <br />