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s <br /> ALTON GEOSCIENCE PROJECT NO_ 30-Q136-01 DATE DRILLED 4/3192 <br /> %wLOG OF EXPLORATORY CLIENT Former Mobil Oil Bulls Plant 04-343 BORING <br /> BORING LOCATION 500 E. Grantline_Read,Tracy,CaliforniaB-11 <br /> A LOGGED BY G. Nieder-Westermann _ <br /> APPROVED BY <br /> Page 1 of 1 <br /> FIELD SKETCH OF BORING LOCATION <br /> DRILLING METHODCME-55 Hollow Stem Au er HOLE DIAM. 8' <br /> SEE FIGURE 2 SAMPLER TYPE Continuous <br /> CASING DATA WA <br /> TOP OF CASING ELEVATION BILA DRILLER . West Hazmat Drilling Corporation <br /> Q _ DEPTH TO WATER 10' <br /> i Ul <br /> CL CO w DATE 413192 <br /> CL J 2 Z <br /> a 2 E � O U O TIME 1:24 PM <br /> v cn <br /> P a U) a m U CL DESCRIPTION <br /> 4 <br /> damp,dark yellowish brown, silty CLAY. <br /> 2 <br /> CL <br /> 4 <br /> stiff, damp,dark yellowish brown,silty CLAY. <br /> 6 ML __stiff1moist, moderate yellowish brown SILT] little sand; <br /> 0 ND/ND 8 stiff, moist, moderate yellowish brown,silty, very fine-grained <br /> NDMD SM : SAND. <br /> <15 10 medium stiff, wet, moderate yellowish brown, silty,fine- <br /> to medium rained SAND. <br /> 12 <br /> Boring terminated at approximately 11-112 feet below grade. <br />