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I <br /> Estimated 300 angle boring5' West of <br /> Drilled by Golden West line B—B' <br /> Environmental <br /> B MW1 P2 82 MW2 B <br /> I l <br /> ND <br /> 10- <br /> I I <br /> 1 I <br /> I <br /> ND <br /> 10 <br /> ND <br /> 15 NDND 15 <br /> I SANDY SILT <br /> 110_JP4 <br /> 20 ND-_G---------- -- -- <br /> ND —Z—D ND FlU—` 2 0 <br /> — — — 1200—JP4 <br /> ND-G — - <br /> Na-D <br /> ti 25 ND — — ND NO 25 <br /> w _- <br /> - D 3200-JP4 -7F 30 - ND SPS 1 - ND-D 30 <br /> ND ND <br /> _—� 2506—JP4 <br /> I <br /> ND—G <br /> __ — ————ND—D <br /> 35 <br /> y ND 7700—JP4 _ — ND 35 <br /> DY SILT ND—G <br /> NO-D <br /> 40 = NDND ND 40 <br /> SAND/SILTY SAND <br /> 45---= ND _� rlD _ ND 45 <br /> --------------- ------------------------------- -------- I= <br /> 50 _ ND —_--- y—SAND_WELLD—GRADED __ 50 <br /> = 50 <br /> __ —_ <br /> ---------- <br /> 55 = SILTY CLAY/CLAY _ 55 <br /> - T.D 5T <br /> 60 TD 59' 0 <br /> I 7 <br /> 65 -65 <br /> KEY _NOTE <br /> [� = Soil boring sample Analytical data from previous <br /> investigations though not <br /> ND = Not Detected for Gasoline, Diesel or JP4 plotted, was used to aid in 0 5 to <br /> G = Gasohne Hydrocarbon contamrnotion (mg/kg) estimating the hydrocarbon <br /> D = Diesel Hydrocarbon contammatton (mg/kg) plume Scale �n Feet <br /> Vertical 8[ Horizontal <br /> 110—JP4 = Aviation Fuel Hydrocarbon contamination (mg/'kg) <br /> SAMPLE LOCATION & TPH—CONCENTRATION WKA NO 208605 <br /> NN#*ii CROSS SECTION B—B' DATE 3/93 <br /> WALLACE • KUHL & ASSOCIATES INC 2000 STIMSON ROAD <br /> QEOTSCHNICAL IIN4111118ERINII Stockton, California PLATE NO 16 <br /> GEOLOGIC d ENVIRONMENTAL SERVICES <br />