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SECOR <br /> Mte_mahond Incorporated <br /> Logged By Dates Dnlled Dnlhng Contractor Project Name Method/Equipment Boring Number <br /> 7/11/01 WEST ARCO#4932 CONTINUOUS CORE <br /> CM 7/11101 RAZMA.T STOCKTON,CA HSA SB-2 <br /> See"Legend to Logs"for Boring Surface Groundwater Depth(ft} Total Dnve Drop <br /> sampling method, Diam.(in) Elev(ft) 27 FIRST Depth(ft) wt(lbs) Dist.(in) <br /> classifications and laboratory 8 NA 78.5 NA NA <br /> testin ethods <br /> Well Description <br /> Construction <br /> a. <br /> SILTY SAND(SM) brown(10YR4/3),fine-grained sand,dense,moist to wet 17 <br /> -,(0,80.20,0) <br /> SAND(SP).dark yellowish brown(10YR3/4,with trace silt,fine-grained,dense, <br /> wet,micaceous(0,95,5,0) <br /> SANDY SILT(ML)-dark yellowish brown(10YR4/6),fine-grained sand,low 1 <br /> lastici stiff,moist 0 35 65 0 <br /> sa <br /> 8S <br /> 90- <br /> 95— <br /> The <br /> 095The substrata descriptions above are generalized representations and based upon vtsuaVmanual classification of cuttings and/or <br /> samples obtained during drilling Predoniiinant material types shown on the log may contain different materials and the change from <br /> one predominant material type to another could be different than indicated. Descnptions on this log apply only at the specific location <br /> at the time of drfflmg and may not be representative of subsurface conditions at other locations or times <br /> Project No 077.43286.330 Date 8114101 PR Log of Boring <br /> 4932SB2 GPJ Approved by <br /> IAC'OF BOREHOLE <br /> Figure (sheet 4 of 4) <br />