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LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER 0805-11402 BORING NO B28/VW12 <br /> PROJECT NAME ARCO Products Company Service Station No. 2130 PAGE 3 OF 4 <br /> BY D Foley DATE 8111195 SURFACE ELEV --15 ft. <br /> RECOVERY PED PENETRA- (n LITHO- WELL <br /> TION <br /> SJ GRAPHIC DESCRIPTION DETAIL <br /> E COLUMN <br /> (ft/ft) (ppm) (blws/ft) 0J <br /> 1 211 5 00 SII.T(NII.), continuedVA <br /> 19 <br /> VA <br /> 0 911 5 269 45 @45' as above, very stiff, slight hydrocarbon <br /> odor <br /> 30 <br /> 10/1 5 13 9 50 @50' as above, manganese-oxide staining over <br /> 5% of sample, hard, slight hydrocarbon odor <br /> 67 <br /> 8/11/95 SANDY SII.T(NII..), brown (10YR, 513), 65% low <br /> V plasticity fines, 35% fine-grained sand, trace <br /> 1 311 5 428 - 55 iron-oxide staining, hard, wet, slight hydrocarbon <br /> odor <br /> 57 � <br /> $/11/95 <br /> SILT(NII.), brown(10YR, 5/3), 90% low plasticity <br /> fines, 10% fine-grained sand, gray staining over <br /> 40% of sample, minor iron-oxide lined root <br /> cavities, hard, wet, slight to moderate <br /> 60111hydrocarbon odor <br /> . REMARKS <br /> Bonng drilled using 10-inch diameter conunuous-flight,hollow-stem auger drilling equepment and sampied with a <br /> modified California split spoon sampler Bonng converted to a 4-inch diameter vapor extraction well See Well <br /> Details sheet for well construction information <br /> E ON <br />