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WEGE WELL CONSTRUCTION LOG <br /> PROJECT NAME REGAL STATION 603 MONITOR WELL NUMBER Mw-11 <br /> 6425 PACIFIC AVENUE, SrOCKTON, CA TOP OF CASING ELEVATION <br /> PROJECT NUMBER DATE COMPLETED 912x192 <br /> WELL TYPE MONITOR WELL (WATER) <br /> REMARKS 10 BAGS CLEAN #2116 MONTEREY SAND 1 BUCKET BENTONITE PELLETS 12 <br /> BAGS NEAT CEMENT WITH 5% BENTONITE POWDER 20' of 4' SCH 480 SLOTTED PVC <br /> CASING, 50' of 4 SCH 480 BLANK PVC CASING 1 WATER TIGHT SECURED TRAFFIC BOX <br /> TYPICAL MONITORING WELL <br /> 7 1 WELL CONSTRUCTION <br /> 1 Total Depth of hole 70' <br /> 2 Diameter of boring 10' <br /> 5 $ 3 Casing length 70' <br /> 4 <br /> 4 Diameter of casing 4 _ <br />• 5 Depth to top of screen 50' <br /> I E I <br /> 9 <br /> 10 6 Length of screen 20' <br /> screen interval 50'-70' <br /> screen type machine cut slot <br /> screen size it of _ <br /> 3 <br /> 7 Surface seal 0-1 5' <br /> seal material concrete <br /> 6 <br /> 8 Backfill material 1 5 -43' <br /> seal material neat cement <br /> c = 9 Upper seal 43 -45' <br /> seal material bentonite peliets <br /> I i I n I —rer nc- I <br /> f V VUYY1 J4µ1 <br /> seal material <br /> 2 11 Annulus 45'-70' <br /> material clean #2116 Monterey 5anc <br /> NOTE WELL SECURITY IS CONCRETED 10 STEEL MONUMENT WITH <br /> LOCKING HINDGED LID <br />• WELL IS SECURED WITH LOCKING WATER TIGHT WELL CAP <br /> I <br />