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' MONITORING WELL LOG <br /> PROJECT NAME San Joaquin County Courthouse LOG OF WELL MW-3 <br /> SITE ADDRESS 222 E Weber Avenue BOREHOLE DIAM (in ) 8 <br />' Stockton,California WELL DIAM In 2 <br /> DATE STARTED July 13,2002 DRILLERICOMPANY Eddie Mitchell <br /> DATE COMPLETED July 13,2002 Mitchell Drilling(C-57#672617) <br />' DRILLING METHOD Hallow-stem Auger GEOLOGISTIENGINEER Joseph Ramage, R G #5856 <br /> Split-spoon Sampler Ramage Environmental <br /> O .: <br />' a <br /> u j U-1 (!J <br /> = F E <br /> F 3 <br /> co CL FL CL <br /> U 0. <br /> 0 cn m a ((0 z D DESCRIPTION O <br />' 0 Asphalt surface Hand dug first 5-feet 0 <br />' 5 io 01 CL CLAY Dark brown,dry,stiff,no petroleum odor 5 <br /> 10 5 00 CL SILTY CLAY Medium orange-tan dry stiff 10 <br /> no petroleum odor <br />' 1512 00 ML CLAYEY SILT Medium tan dry stiff no petroleum odor 15 <br />' 209 00 ML SILT Some clay,medium tan dry,very stiff, 20 <br /> no petroleum odor <br /> 25 12 0 0 MW3 25 (grades moist,stiff) 25 <br /> Static groundwater at 26 38 feet bgs on 7124102 <br /> Encountered saturated soil at 30 0 feet bgs on 7113102 <br /> 30 15 00 MW3-30 SM SILTY SAND Some clay, light beige-brown,wet,stiff, 30 <br /> no petroleum odor �? <br /> r <br /> 35 18 za 00 MW3-35 ML CLAYEY SILT Light tan,moist,very stiff,no petroleum odor 35 <br /> Terminated boring at 35 ft Installed 2-in diameter pvc monitoring well <br />' Well Screen(0 020-in slot)from 15 to 35 ft Filter pack of#3 Sand from 13 to 35 ft <br /> Hydrated bentonite chips from 11 to 13 ft Neat cement from surface to 11 ft <br /> 40 1 Completed well with expansion cap and flush-mount street box E !Lj <br /> Page 1 of 1 <br />