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rMONITORING WELL, LOG <br /> PROJECT NAME San Joaquin County Parking Garage LOG OF WELL MW-3 <br /> SITE ADDRESS 130 N Hunter Street BOREHOLE DIAM (In ) 8 <br /> Stockton,California WELL DIAM in 2 <br /> DATE STARTED July 12,2002 DRILLER/COMPANY Eddie Mitchell <br /> DATE COMPLETED July 12,2002 Mitchell Drilling(C-57#672617) <br /> DRILLING METHOD Hollow-stem Auger GEOLOGIST/ENGINEER Joseph Ramage, R G #5856 <br /> Split-spoon Sam ler Ramage Environmental <br /> J <br /> 6T m o <br /> L 2 N <br /> W w <br /> m to Q O Im C/1 O F <br /> a- E aQ U U a <br /> U n m a U) z CO) DESCRIPTION p <br /> I <br /> b NA No Concrete surface Mand dug first 5-feet 0 <br /> SOIL. <br /> SAMPLES <br /> 5 01 CL CLAY Some silt medium orange-brown dry 5 <br /> no petroleum odor <br /> 10 00 ML SILT Some clay,medium orange-beige dry, 10 <br /> no petroleum odor <br /> 15 07 ML CLAYEY SILT Medium orange-brown,dry, 15 <br /> no petroleum odor <br /> 20 45 ML SILT Some fine sand medium beige-brown dry 20 <br /> slight petroleum odor <br /> Static groundwater at 23 54 feet bgs on 7124102 <br /> 25 105 ML CLAYEY SILT Medium gray-brown mast,slight 25 <br /> petroleum odor <br /> Encountered saturated soil at 28 5 feet bgs on 7/12102 <br /> 30 88 CL SILTY CLAY Medium gray-brown,moist to wet slight 30 <br /> petroleum odor <br /> 1 35 118 (grades moist) 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 /> ' <br /> 40 Hydrated bentonite chips from 11 to 13 ft Neat cement from surface to 11 ft <br /> Completed well with expansion cap and flush mount street box P 40 <br /> Page 1 of 1 <br />