Laserfiche WebLink
QUARTERLY COAL WASTE BANK INSPECTION REPORT <br />CDMR Rules 4.09.1(11) and 4.10.2(2) <br />Mine: New Elk Mine <br />Waste Bank MSHA ID. No.: Primary Refuse Disposal Area (RDA) <br />Inspection Period:_____________ Second Quarter 2015 <br />Inspection Date:___.__ May 27. 2015 <br />General Description or Reference to Site Plan: <br />The Refuse Disposal Area is located north of State Highway 12 and the Middle Fork of the Purgatoire <br />River with refuse transported from the preparation plant to the RDA conveyor belt. The plant operations <br />were idle during all for the Second quarter of 2015. The Operator has concentrated on leveling and <br />compacting the current working bench. The Operator is also performing preparations to haul mine waste <br />to the RDA pile for permanent disposal. <br />Activity during Inspection: <br />Because both the Bates Portals and the New Elk Mine were in an idle status; with the New Elk Mine <br />being permanently sealed as of January 1, 2015, the Wash Plant has not been in operations in 2015. <br />During other routine inspections: the operator was observed preparing the RDA for the transportation of <br />mine development waste to the site. For permanent disposal on the RDA in 1-2 foot lifts and compacted <br />according to the approved plans. <br />Drainage: <br />No springs or seeps were observed on the refuse side slopes. Positive drainage is established on all areas. <br />Vegetation is well established on previously reclaimed areas, with little to no erosion. <br />Observation of Fill Construction: <br />Refuse is placed in 1-2 foot lifts, allowed to dry and then compacted. Periodically, CTL -Thompson, a <br />Geotechnical Engineering firm evaluates refuse compaction. The permit requires and testing demonstrates <br />that the operations have achieved in excess of the required 90% compaction <br />Indications of Potential Failure or Instability: <br />None observed. Surface and side slopes were inspected for slumps, tension cracks, and other indications <br />of potential failure. <br />Threat to Human Life or Property: <br />None observed. Location and placement minimalize any potential impacts to life or property. <br />