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BORING LOG <br /> ect No Boring Diameter 8 75" Logged By <br /> 4KiEl-P88-1013 P4 Casing Diameter 2" T S r�E� �G 3 3 <br /> Protect Name Unocal SIS#5098 Well Cover Elevation Date Dnlled <br /> 5606 Pacific Avenue,Stockton NIA 11/20/95 <br /> Boring No Drilling Hollow-stem Drilling Company <br /> MWIb Method Auger Woodward Drilling <br /> Pene- GW O V M Depth Stratigraphy <br /> tration level (P P M) (feet) ❑SCS Description <br /> blows/6" Samples <br /> 45 CIay,estimated at 10-20% sand,trace silt, very stiff, moist,dark <br /> 9113116 yellowish brown and dark gray,mottled <br /> CL ------------------.----------- <br /> 50 Silty clay, estimated at 25-35% silt, trace sand, stiff,moist, dark <br /> 4/619 yellowish brown and dark gray,mottled <br /> --------------------------- <br /> - <br /> �_ .$.s j. Silty sand, estimated at 25-30%o silt, 5-15%clay, sand is fine to <br /> 7110114 SM F'•i•f`s` <br /> medium-brained, medium dense,moist to wet,olive brown <br /> - ------------------------- <br /> S5 Poorly graded sand, predominantly medium-grained,trace silt, medium <br /> 6/12126 SP dense to dense,saturated, olive gray <br /> Silt with sand and clay, estimated at 15-20%predominantly fine <br /> -- grained sane, iV-GU%O 41dY,1lalU,111V1JL, Viir�, a11av­ <br /> ML —_-- <br /> Silt with sand,estimated at 15-25%fine to medium-grained sand, <br /> 10-20% clay,hard, wet,olive,friable,with caliche <br /> TOTAL DEPTH 64' <br /> 6L==L F 65 <br /> Page 3 of 3 <br />