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ameO <br />necessary) and compacted using a 10 -ton vibratory smooth drum compactor, passing over the <br />entire fill surface at least 4 times (method compaction technique was applicable). <br />Removal of previously placed overburden fill was performed to allow for the Mill platform /Phase IV <br />geomembrane tie -in. This was performed using CAT 40 -ton articulating haul trucks loaded by a <br />John Deere 850 excavator. <br />C) Slope Contouring <br />Slope contouring was performed using a John Deere 850 excavator and various CAT dozers. <br />Material generated during slope contouring was placed as overburden fill at the top of the slope. <br />D) Soil Liner Fill (SLF) <br />Processing of Soil Liner Fill material continued at the East Cresson Clay Processing area. A CAT <br />D -8 dozer, a Hitachi 200 excavator, and a CAT 980 front -end loader were used to process the <br />material. The processed material was hauled from the East Cresson Clay Processing area to a <br />temporary stockpile designated by CC &V. <br />SLF from the S. Cresson (Shop) Clay Borrow and Squaw (Dump 4) Clay stockpile was hauled to <br />a stockpile location designated by CC &V. This was performed using CAT 40 -ton articulating and <br />CAT 777 haul trucks loaded by a CAT 992 and CAT 988 front -end loader. <br />Location <br />This Week <br />Cumulative <br />Comments <br />(tons) <br />(tons) <br />E.Cresson Clay Process <br />5,114 <br />47,740 <br />DCF processing is temporarily paused <br />Total <br />5,114 <br />47,740 <br />DCF processing is temporarily paused <br />E) Drain Cover Fill (DCF) <br />No work performed during the week. <br />Location <br />This Week <br />Cumulative <br />Comments <br />tons <br />tons <br />DCF Process <br />- <br />158,613 <br />DCF processing is temporarily paused <br />Total <br />- <br />158,613 <br />DCF processing is temporarily paused <br />F) Miscellaneous <br />No work performed during the week. <br />II) Underground Mine Workings <br />A) Discovery <br />No work performed during the week. <br />B) Drilling <br />No work performed during the week. <br />C) Remediation <br />The crown pillar at Underground Working #4092 was removed using a CAT 330 excavator and <br />observation was performed by an AMEC field representative. The working was completely <br />removed during excavation and competent rock was encountered. A CAT 330 excavator was <br />MEW Weekly Report WE 07.28.2012 <br />