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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 2016 <br />Inspection Date: 03/16/16 <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). <br />Adequacy of the vegetative cover: <br />Excellent oderat Few <br />Poor <br />2). <br />Erosion forming Gullies: <br />Extensive Some Fe <br />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 <br />Cause of erosion can be attributed to: <br />5). Is seepage occurring through the dam? Yes No k--,- <br />Could <br />/Could this seepage cause potential instability? <br />SEDIMENT STORAGE CAPACITY <br />1). Has the design storage capacity of the reservoir been surpassed? <br />Yes No <br />Explain: t <br />J <br />OTHER OBSERVATIONS: r�5 .� G,� �,�r� � �CO— <br />MSHA Qualified Impoundment Inspector <br />Date <br />