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a <br /> d <br /> LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER 0805-152.03 BORING NO VW-20 <br /> PROJECT NAME ARCO Products Company Service Station No. 6100 PAGE 4 OF 5 <br /> BY C. Avila DATE 7/6/95 SURFACE ELEV NA ft. <br /> RECOVERY PID PENETRA- V1 LITHO- <br /> N <br /> TION WELL <br /> W d GRAPHIC DESCRIPTION DETAIL <br /> ¢W s COLUMN <br /> (ft/ft) i (Ppm) (btws/ft) J N <br /> 82 SILT(ML), continued <br /> 10/1 0 74 @64' as above <br /> 67 65 <br /> 1 0/1 0 27 @69' as above <br /> 69 70 <br /> 1 511 5 20 @74' SILT, trace fine-grained sand, moderate <br /> yellowish brown, non plastic, dry, hard, no <br /> 90 75 hydrocarbon odor <br /> 1 511 5 3@79' as above rte` <br /> w <br /> 80 <br />. RRAdA O <br /> Boring dnlled using 8-inch diameter conunuous-flight,hollow-stem auger drilling equipment and sampled with a <br /> modified Cahforma split-spooa sampler Boring logged from drill cuttings between the 4 and 19 foot sample intervals <br /> Boring converted to a 4-inch din ter vapor extraction well See Well Details sheet for well construcuon information <br /> E ON <br />