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ARCADIS <br /> Well Construction Log <br /> Not to Scale <br /> ft Project Climax Molybdenum Wells Well EV-MW-004 <br /> LAND SURFACE <br /> Borehole Diameters Town/City Climax <br /> 8 5/8-inch Casing Advance <br /> 7 1/2 inch Downhole Hammer— County Eagle State CO <br /> well completed w/ <br /> locking above ground surface completion Installation Date(s) 09/09/2012-09/12/2012 <br /> Drilling Method ODEX Casing/Downhole Hammer <br /> Well casing <br /> Drilling Contractoi Precision Samploing,Inc. <br /> 4 inch diameter, <br /> Schedule 40 PVC Drilling Fluid Air and Water <br /> Grout Seal <br /> 20%solids mix Well Purpose Compliance and Monitoring <br /> 14 bags/238 gallons water <br /> —1.2 kg/L <br /> Remarks Surged 10 times then airlifted. <br /> Centralizers at 160, 185,and 210 ft below <br /> ground surface <br /> 151.8 ft*Medium Benlonite Chi, <br /> 154.3 ft* <br /> 159.9 ft* <br /> Well Screen. Prepared by Matt Bauer, PG <br /> 4 inch diameter <br /> Schedule 40 PVC 20 slot <br /> Sand Filter Pack <br /> 10/20 Sand <br /> Measuring Point is <br /> Top of Land Surface <br /> Unless Otherwise Noted. <br /> 209.9 Depth Below Land Surface <br /> 210.3 ft* <br /> ---L*L--*— <br /> g:\common\FORMS\EV-MW-004 Well Construction single screen.xlsx <br /> 10/23/2012 <br />