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WEGE WELL CONSTRUCTION LOG <br /> PROJECT NAME SANCHEZ MONITOR WELL NUMBER MW94 <br /> 1879 Counta Club Blvd , Stockton TOP OF CASING ELEVATION <br /> PROJECTNUMBER DATE COMPLETED June22, 2004 <br /> WELL TYPE GROUNDWATER MONITORING WELL <br /> REMARKS WELL INSTALLED THROUGH 8 INCH HOLLOW STEM AUGERED <br /> BORING <br /> TYPICAL MONITORING <br /> WELL <br /> 7 WELL CONSTRUCTION <br /> 1 Total Depth of hole 18 FT <br /> 2 Dlameterof boring $INCH <br /> 5 4 8 3 Casing I engt 18 FEET <br /> 4 Diameterof casing 2INCH <br /> 5 Depth to top of screen 12.5F <br /> 6 Length of scree 5 FEE1 <br /> --- -- - screen interval 12 5'-17 <br /> — _ screen type— MONOFLEXF48C <br /> - 4— 3 screen size 0.0101NCF <br /> Y <br /> 7 Surface seal 8"TRAFFIC BOX <br /> seal materia CONCRETE <br /> �] 6 — <br /> _ } _; 8 Backfill 611-10.25' <br /> y seal material NEATCEMENT <br /> —_' 9 Upper seal 10.25'- 11.5 <br /> seal material BENTONITE <br /> 10 Lower seal <br /> - - seal matenal <br /> 2 <br /> 11 Annulus <br /> material #2112 SAND <br /> NOTE Well constructed with poly vinyl chloride(PVC) <br /> casing with threaded bottom cap and slip on top cap <br /> Also, PVC steam cleaned before constructing each well <br /> Traffic boxes are watertight and locked for security <br />