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WELW ASSOCL iTES <br /> Y= godng 4 UTHOLOGY DESCRIPTION <br /> 0 0 Concrete <br /> 1 <br /> Clayey SAND(SC).black to dark-gray, <br /> _ - medium dense,damp,10-20%dal,fine 10 <br /> rrwdium grain nand.20,10%roundod <br /> Pebbles to 1 1/4',organic odor,moderate <br /> _ esti mated permeability ----»------ <br /> Sity CLAY(CL),dark-gray,stiff,damp. <br /> _ 10.30%mitt,<5%%jsy fine grain sand.low <br /> t j — estimated permeability <br /> uJ Grout _ — Saturated with chess!,fractured ceramic <br /> drain pipe at 5 <br /> 10 10 Moist,strong hydrocarbon odor 7 ft. <br /> W - <br /> a <br /> Ma NO— <br /> z istto wet,<5%roundod pebbles to t(n moderate diesel odor,low estimatod <br /> 15 Permeability at 14 ft. <br /> 15 <br /> 8Apr 87 4 _ .-mderate diesel odor at 17 N. <br /> rViet at 19.0 ft. <br /> — ! <br /> � <br /> Increasing silt,20-41)9'e sift.5.1 o%very fine <br /> 2p --- grain sand,Possible very slight <br /> 20 —_- hydrocarbon odor,low estimated <br /> permeability <br /> 0 }�--►1 <br /> U.1 8 12' <br /> CCk <br /> r <br /> ULJ <br /> ! i <br /> I <br /> [L <br /> � 4 <br /> I <br /> i <br /> Q Water level(date) ® Location of spR tube drive sample <br /> Contac.(dashed where approximate) ® Locellon Of apittube drive <br /> yarn pie In bra»to b e <br /> Gradational Contact Plug attmple <br /> Safeway Stockton 44-245 <br /> Baring Log-B-4 <br />, <br />