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WEGE WELL CONSTRUCTION LOG <br /> PROJECT NAME REGAL STATION 603 MONITOR WELL NUMBER MW-12 <br /> 6425 PACIFIC AVENUE_ STOCKTON CA TOP OF CASING ELEVATION _ <br /> PROJECT NUMBER _ _ DATE COMPLETED -512-602-- <br /> WELL <br /> 9126(92__WELL TYPE MONITOR WELL fWATER1 <br /> REMARKS 10_BAGS CLEAN =2116 MONTEREY SAND 1 BUCKET BENTONITE PELLETS, 12 <br /> BAGS NEAT CEMENT WITH 5%SENTONITE 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—� - WELL CONSTRUCTION <br /> -- - 1 Total Depth of hole-7-0--- <br /> 2 <br /> 70 __2 Diameter of boring 10 —_ <br /> 5 8 3 Casing length_?_0__—____—_ <br /> 4 Y <br /> Diameter of casing 4 _ <br /> _ 5 Depth totooof screen 50 <br /> 10 6 Length of screeri20�______ <br /> screen interval 50--70 <br /> screen type machine cut slot _ <br /> 1 screen size_Q <br /> 3 <br /> 7 Surface seal 0-1 5 <br /> seal material_ sLngrete <br /> 11 6 <br /> -- 8 Backfill material 1 5'-43' <br /> seal material neat cemeni <br /> 9 Upper seal 43 -45 <br /> seal material bentonite pellets_ <br /> 10 Lower seal <br /> • ------- seal material <br /> 2 <br /> 11 Annulus 45'-70' <br /> material clean x!2116 Monier Y sant <br /> NOTE WELL SECURITY IS CONCRETED SO'STEEL MONUMENT WITH <br /> LOCKING HINDGED LID <br /> • WELL IS SECURED WITH LOCKING WATER TIGHT WELL CAP <br />