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LOG OF EXPLORA'T'ORY BORING <br /> PROJECT NUMBER 0805-152.03 BORING NO VW-18 <br /> PROJECT NAME ARCO Products Company Service Station No 6100 PAGE 4 OF 4 <br /> BY D. Foley DATE 6/26195 SURFACE ELEV NA ft. <br /> RECOVERY FID PETION � � W LITHO- WELL <br /> W _J GRAPHIC DESCRIPTION DETAIL <br /> M4= M COLUMN <br /> (ft/ft) (ppm) (b(ws/ft) L3J it C <br /> 0 510 9 12 SILTY SAND (SM), continued <br /> 7310 9 @60' as above, slight to moderate hydrocarbon <br /> odor <br /> SANDY SILT(ML), light brownish gray(2 5Y, 612), <br /> 80% low plasticity fines, 20% fine-grained sand, <br /> damp, very dense, slight hydrocarbon odor <br /> 06/10 32 65 <br /> 64 <br /> SILT(ML), light yellowish brown (2 5Y, 6/3), 90% <br /> low plasticity fines, 10% fine-grained sand, <br /> locally well cemented, minor caliche, damp, hard, <br /> very slight hydrocarbon odor <br /> 0 811 0 4 70 <br /> 75 <br /> SANDY SILT(Mi-), grayish brown (2 5Y, 5/2), 80% <br /> low plasticity fines, 20% fine-grained sand, <br /> locally well cemented, damp, very dense, no s <br /> 75 hydrocarbon odor <br /> 0 511 0 2 <br /> 88 <br /> 4- - <br /> �q <br /> 80 BORING TERMINATED AT 80 0 FEET fi Y- <br /> . Jr <br /> RF11r1ARKS <br /> Boring drilled using 8-inch diameter continuous-flight,hollow-stem auger drilling equipment and sampled with a <br /> modified California spht-spoon sampler Boring converted to a 4-inch diameter vapor extraction well See Well Details <br /> sheet for well construction information <br /> E ON <br />