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AL <br /> ' ONITORiNG WELL CONSTRUCTION DETAIL <br /> FOR MW-28,MW-29,AND MW-30 <br /> DEPTH FROM G S (FEET) ELEVATION(FEET) <br /> FLUSH MOUNTED STEEL TOP OF STEEL BOX FLUSH MOUNT <br /> TRAFFIC RATED WELL BOX <br /> GROUND SURFACE <br /> ' GROUND SURFACE -9- <br /> LOCKING CAP <br /> TOP OF CASING —05 BGS <br /> ' --7- 2"BLANK SCH 40 PVC TOP OF CEMENT GROUT SEAL t BGS <br /> — PORTLAND CEMENT AND X595 <br /> BENTONITE POWDER <br /> — — TOP OF BENTONITE CHIPS 46 BGS <br /> BENTONITE CHIPS <br /> TOP OF#3 SAND 48 BGS <br /> TOP OF SCREEN 50 BGS <br /> ' 2 (1/20 SLOT)SCH 40 PVC <br /> 1 <br /> #3 LONESTAR SAND <br /> 1 <br /> ' BOTTOM OF SCREEN 70 BGS <br /> V BASE OF#3 SAND 70 BGS <br /> 00mEuOLEDI RAETED n000nv11an7Fiva- <br /> BOTTOM OF BOREHOLE 70 SGS <br /> NOT TO SCALE <br /> EN ��O PROPOSED WELL CONSTRUCTION DETAILS FIGURE <br /> SINGLE COMPLETION <br /> • Former UNOCAL Station 5098 <br /> Monitoring Wells <br /> 10411 Old Placerville Road Ste 210 5400 and 5606 Pacific Avenue v <br /> MW-28,MW-29,and MW-30 <br /> Sacramenlo Cahfomza 95827 Stockton California <br /> Phone (9 16)362 7100 PRAWN BY DATE PROJECT NUMBER <br /> Fax (916)362.8100 <br /> Web www ENSR COM G BORCHARDT j 6/8/2004 06940-293 <br /> 1%ProjecIs%0C940\5098 2935CAD1200415098_WELL CONSTRUCTION dwg 6!872004 1 11 40 PM 9borchardt <br />