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LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER 0805-15203 BORING NO VW-18 <br /> PROJECT NAME ARCO Products Company Service Station No. 6100 PAGE 1 OF 4 <br /> BY D Foley DATE 6/26/95 SURFACE ELEV NA ft. <br /> RECOVERY FID PENETRA- to LITHO- WELL <br /> TION Wt j F�'y _J GRAPHIC DESCRIPTION DETAIL <br /> M¢W E COLUMN <br /> (ft/ft) (ppm) {blws/ft) 0 en <br /> 0 510 5 00 y SANDY SILT(NII.), light brownish gray (2 5Y, 612), t <br /> 60% low plasticity fines, 40% fine to } <br /> medium-grained sand, trace coarse-grained sand, <br /> dry, no hydrocarbon odor <br /> 05105 00 <br /> 1 011 5 00 5 @5' as above, very dense, no hydrocarbon odor <br /> 52 <br /> • <br /> 0 9/1 0 00 10 @10' as above, very dense, no hydrocarbon odor <br /> 58 <br /> 1 411 5 00 15 @15' as above, 80% low plasticity fines, 20% <br /> fine-grained sand, minor iron-oxide stained root <br /> 50 cavities, dry, very dense, no hydrocarbon odor <br /> SILT(NII..), light gray (2 5Y, N7/0), 100% low <br /> plasticity fines, abundant white and yellow <br /> caliche, dry, hard, no hydrocarbon odor <br /> 20 <br /> REMARKS <br /> Boring <br /> Boring drilled using 8-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 vapor extraction well See Well Details <br /> sheet for well construction informationE ON <br />