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' IL WELL CONSTRUCTION LOG: DPW-1 <br /> SO BORING AND Project No ZS178C <br /> CLEARWATER GROUP Sheet-L of I <br /> . FIELD LOCATION OF BORING CLIENTILOCATION PLANNED USE BORING DEPTH BORING/WELL NO <br /> Barnes Trucking, Stockton, CA Dual Phase Extractior 30 feet DPW-1 <br /> DRILL RIG TYPE WELL DEPTH BORING DIAMETFR <br /> I _I N DRILLINGCONTRAC"roR CME 75 30 teet 10 Inches <br /> _ Mitchell Drilling Environmenta <br /> PnnneT� <br /> 1/3_ _ DRILL RIG OPERATOR WELL MATERIAL WELL DIAMETFR SCREEN SLOT SIZE <br /> TtnA O Ed Mitchell <br /> 40 PVC 4 Inches 0 020 Inches <br /> LnL tion ASI Q I 2 <br />' DPW-I I LL WELUBGREHOLE SEAL DRILLING DATE FILTER PACK <br /> Cn Neat Cement over Hydrated Bentonite 2122102 #3 Sand <br /> Nate dr,NLrtg not to scale 1 <br />' <br /> SAMPLING ESTIMATED SAMPLING METHOD CA Modified Split Spoon z PERCENT <br /> 0 <br /> MONITORING INSTRUMENT Photvar-2020-PID <br /> P U <br /> 3OQ j W z W ¢� > cn FIRST ENCOUNTERED WATER DEn-H Approximately 12 feet bgs <br /> V. W m .. a 3 ° a L) ' STATIC WATER DEPTH DATE 10 71 feet below TOC-- 3112102 <br />' Conctrete over gravel fill <br /> i <br /> 2 <br /> M � � <br /> 4 <br /> IO <br /> ,a 14 5 I s u I 99 Silty CLAY (CL) wl sand and trace gravel, brownish grey <br /> E , moderate plasticity, stiff diy to damp <br /> In fi r, <br />' z 7 <br /> a <br /> � h <br /> IIS <br /> 15 ® IO 21 II 1 99 Clayey SILT(ML) w/sand and, grey with orange mottles, <br /> moderate plasticity, sdtf, moist to wet <br /> I1 <br /> I _ — 12 <br /> = 13 <br /> O _ <br /> 7 <br /> r3 liY $� 14 <br /> c = 12I5 SILT(N4L) w/ sand and trace gravel, light blueish grey, <br /> 2 = modeiate plasticity, stiff, saturated <br /> o =_ <br /> 1 W _ <br /> 177 <br /> I <br /> � <br /> P� <br /> iH <br /> IO 19 <br /> W zr 0n 1 yv Silty CLAY {CL} w/sand , darkblueish grey moderate plasticity, <br /> 2" stiff saturated <br /> _ zl <br /> 22 <br /> 27 <br />' 24 Silty CLAY (CL) wl sand , darkbluelsh grey moderate plasticity, <br /> — ly 111 „r stitf, saturated <br /> 25 <br /> 2(, <br /> � = 27 <br /> Q <br /> W <br /> 28 <br /> p Claey SAND, darkblueish greyclay with poorly sorted sand <br /> a _ 29 moderate plasticity, stiff saturated <br /> _ n ru an <br /> 10 <br />