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CLIENT SITE NUMBER LOCATION <br />' ETICExxonMobil 7-3942 444 N Pershing Avenue <br /> • Stockton CA <br /> Engineering, Inc DRILLING AND vacuum Geared to B feet bgs on 9/17104 Drilled with CME 75 ng using <br /> SAMPLING METHODS 6 25"diameter hollow stem augers Sampled with 18"and 24" <br />' LOG OF SOIL BORING EBI split-spoon samplers <br /> WATER LEVEL 26 23 2 <br />' COORDINATES START FINISH <br /> ELEVATION TOP OF CASING TIME 1015 1105 TIME TIME <br /> CASING BELOW SURFACE 0937 1430 <br /> DATE 9122104 9122104 <br />' DRILLING COMPANY Cascade Drilling, Inc DATE DATE <br /> LICENSE NUMBER C57-717510 REFERENCE GS GS 9122104 9122104 <br /> INCHES ,,, SURFACE CONDITIONS <br />' K ca 0 w n w� � Open soil <br /> Ww a � x <br /> z > v,-i z x <br /> o0 �C ¢0 1-- a0 <br /> O m Y o w O DESCRIPTION BY DETAILS <br /> EE it m u¢i o w a l a �WW 0—) Tracy l l Bryan G <br />' SANDY SILT dark brown(10YR 313),firm low <br /> plasticity,well graded fine to coarse sand minor <br /> 1 clay and gravels up to 3 mm dry <br />' MUCL <br /> Cement grout from <br /> surface to 62 feet <br /> bgs <br /> SANDY SILT light olive brown(2 5Y 516), hard,no <br /> . plasticity,poorly graded fine sand dry <br /> Color change to dark yellowish brown(10YR 416) <br /> 6 495 <br /> 7- <br /> 10— <br /> 1 Becomes stiff low plasticity very fine to fine sand <br /> 18 18 8 <br /> 7 78 11 <br />' 15 <br /> ML <br /> 12- <br /> 13- <br /> 14- <br /> 15— <br /> 1 141 Increase in very fine to fine sand content,soft rare <br /> 0 18 18 15 medium to coarse sand <br /> 18 68 1 <br /> w 22 <br />' 17 <br /> N <br /> � 1 <br /> Crz <br /> m <br /> J 1 <br /> 0 <br /> y <br />' o <br /> cD 2 <br /> � Page 1 of 3 <br />