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M1 I <br /> BORING LOG <br /> Protect No Boring Diameter 851, Logged By <br /> KEI-P88-1013 Casing Diameter 2" D L ��G 3 3 <br /> Protect Name Well Cover Elevation Date Drilled <br /> Unocal S/S #5098 N/A 7/13194 <br /> 5606 Pacific Ave Stockton <br /> Boring No Drilling Hollow-stem Drilling Company <br /> MW14 Method Auger Woodward Drilling <br /> Penetration G W Depth Strati- <br /> blows/6" level (feet) graphy Description <br /> Samples USCS <br /> ML ——— Silt as above <br /> n � Well graded sand,estimated at up to 10%silt,dense,slightly moist to <br /> SW yap <br /> moist,dark yellowish brown <br /> 16/25/27 n <br /> 25 <br /> SP Poorly graded sand, trace silt,sand is fine-grained, very dense, slightly <br /> moist to moist, brown <br /> Well graded sand,trace rounded gravel to 3/8 inch in diameter,dense, <br /> SW 'ae�r slightly moist,dark yellowish brown <br /> 14/17/19 30 <br /> i ir4 f <br /> Silty sand, estimated at up to 20%silt, sand is fine to medium-grained, <br /> SM f•f dense, moist, dark grayish brown <br /> r r r <br /> SP/ML interbedded sandy silt and poorly graded sand with trace silt, silt is <br /> 15/18/19 35 very stiff, moist,sand is dense, slightly moist, olive to olive brown <br /> Ciayey silt,estimated at 35-4550 clay, very stiff to hard,friable, infolst, <br /> 7115119 40 ML — <br /> olive, locally grades to very silty clay <br /> Silty sand, estimated at up to 25%silt,trace clay, medium dense, <br /> SM S% s moist, olive brown, appears disturbed, sand is predominantly fine to <br /> coarse-grained <br /> Page 2 of 4 <br />