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QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />CDMR Rule 4.05.9(17) <br />Mine: New Elk RDA Containment North <br />NPDES ID. No.: None <br />Inspection Period: First Quarter 2010 <br />Inspection Date: 03/10/10 <br />General Description or Reference to Site Plan: <br />This incised containment basin is a non-discharging facility designed to contain run-off from the <br />RDA belt conveyor area north of highway 12. <br />EMBANKMENT <br />1). Adequacy of the vegetative cover. Excellent Moderate Poor <br />2). Erosion forming Gullies: Extensive Some ?e None <br />3). Is wave action causing erosion: <br />On the Upstream embankment? Yes No <br />4). Erosion of the downstream toe of the embankment? Yes No t? <br />Cause of erosion can be attributed to: <br />5). Is seepage occurring through the dam? Yes No <br />Could this seepage cause potential instability? ?- <br />SEDIMENT STORAGE CAPACITY <br />1). Has the design stowage capacity of the reservoir been surpassed? <br />Yes No <br />Explain: <br />OTHER OBSERVATIONS: p 12 'Act 41?44 <br />S. <br />j -Aj/e ' <br />MSHA Qualified Impoundment I spector <br />Date 3 ka - lia