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MONITORING WELL LOG <br /> PROJECT NAME San Joaquin County Courthouse LOG OF WELL MW-2 <br /> SITE ADDRESS 222 E Weber Avenue BOREHOLE DIAM (In ) 8 <br /> Stockton California WELL DIAM In 2 <br /> DATE STARTED July 13 2002 DRILLER/COMPANY Eddie Mitchell <br /> DATE COMPLETED July 13,2002 Mitchell Drilling(C-57#672617) <br /> DRILLING METHOD Hollow-stem Auger GEOLOGISTIENGINEER Joseph Ramage R G #5856 <br /> Split-spoon Sampler Ramage Environmental <br /> O <br /> icn 0 (1)i <br /> L� n ix 3 <br /> t <br /> F � W U) � <br /> F— a w a a m U) o l�- <br /> W E 3 <br /> O 0 m a U) z :DDESCRIPTION Q <br /> 0 Asphalt surface Hand dug first 5-feet 0 <br /> 5 5 00 ML SILT Medium tan,dry,medium stiff no petroleum odor 5 <br /> 1 10 � 00 CL CLAY Minor silt,medium brown,moist,medium stiff, 10 <br /> no petroleum odor <br /> Static groundwater at 14 67 feet bgs on 7124/02 <br /> 15 9 00 MW2-15 (grades medium gray-brown stiff) 15 <br /> Encountered saturated soil at 19 0 feet bgs on 7/93/02 <br /> 20 6 02 MW2-20 CL SILTY CLAY Medium gray moist to wet,medium stiff, 20 <br /> no organic/petroleum odor <br /> 2518 06 MW2-25 ML CLAYEY SILT Medium gray,moist to wet,very stiff 25 <br /> slight organic/petroleum odor <br /> 30 30 <br /> Terminated boring at 25 feet Installed 2-inch diameter pvc monitoring well <br /> Well Screen(0 020-inch slot)from 5 to 25 feet. <br /> 35 Filter pack of#3 Sand from 4 to 25 feet 35 <br /> Hydrated bentonite chips from 2 to 4 feet <br /> !Neat cement from surface to 2 feet <br /> Completed well with expansion cap and flush-mount street box <br /> Page 1 of 1 <br />