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LOCKING WELL COVER <br /> CONCRETE APRON <br /> _T SLIP CAP <br /> ' PORTLAND CEMENT 0-37 FEET <br /> BLANK 40 PVC SCREEN (SCHEDULE 40) �d ` <br /> 0-42 FEET rylhi ' <br /> BEI`TONITE PLUG 37-40 FEET <br /> I 11 <br /> i <br /> 0 020 SLOTTED PVC SCREEN (SCHEDULE 40) I <br /> 42-57 FEET <br /> 1 FILTER PACK (#3 SAND) 40-57 FEET <br /> 1 <br /> BENTONITE PLUG 57-70 FEET BSG <br /> TYPICAL MONITORING WELL DESIGN 8 BOREHOLE DIAMETER <br /> ALL DEPTHS RELATIVE TO SURFACE GRADE <br /> ' NOT TO SCALE <br /> AS-BUILT DIAGRAM, VW- 1A?- b <br /> �4dvanced <br /> GeoEnvlrozimental, Inc <br /> PACIFIC GAS at Northern Cablornia <br /> 2088 MARIPOSA ROAD PROJECT NO 0120 FILE MWELL FIGURE <br /> ' STOCKTON, CALIFORNIA DOTE 2/19/96 DRAWN BY T C 1 3 <br />