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dCOt�SonHelgoth PROPOSED ABOVE GRADE <br /> J <br /> CONSULTANTS Monitoring Well Construction <br /> Project Name Project No. Drilling Company Date Drilled <br /> California Concentrates 493-01 Westex I N/A <br /> Well No. Location Ground Surface EI. Drilling Rig Type&Drilling Method Date Constructed <br /> MW-3,4, &5 Shown on Map Est. 98 ft st.Datum Hollow Stem Auger N/A <br /> Borehole Diameter Elevation Depth <br /> 81/4 From LOCKABLE, STEEL <br /> Reference r►PROTECTIVE COVER <br /> Survey Reference Point 2 <br /> On-site TOP OF CASING <br /> TOP CAP <br /> Joint Type Est.s8 0 GROUND <br /> Flush Thread O-rings SURFACE <br /> Type/Size of Casing CONCRETE <br /> SURFACE SEAL <br /> Sch 40 PVC/2 inches <br /> Type/Size of Screen <br /> Sch 40 PVC/2 inches <br /> Screen Slot Size <br /> 0.010 <br /> Type/Amount of <br /> Grout/Fill GROUT OR <br /> Neat cement (fill) CONCRETE <br /> Concrete (surface) <br /> Type/Amount of Seal <br /> Bentonite Chips WELL CASING <br /> Type/Amount of Filter <br /> Pack <br /> 10X20 silica sand <br /> Development Technique <br /> Pump/bailer 18 TOP OF SEAL <br /> SEAL <br /> 20.5 TOP OF FILTER PACK <br /> Water Volume Removed <br /> 17 gallons 23 TOP OF SCREEN <br /> FILTER PACK <br /> 83 ESTIMATED WATER LEVEL '' <br /> WELL SCREEN <br /> 33 BOTTOM OF SCREEN <br /> 33.5 BOTTOM OF CASING BOTTOM CAP <br /> 35 BOTTOM OF FILTER PACK <br /> ETF 4.08-2 NOT TO SCALE <br />