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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.: <br />Inspection Period: <br />Inspection Date: <br />None <br />First Quarter 2011 <br />03/10/11 <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: <br />2). Erosion forming Gullies: <br />3). Is wave action causing erosion: <br />On the Upstream embankment? <br />Excellent Moderate ew Poor <br />Extensive Some ew None <br />4). Erosion of the downstream toe of the embankment? <br />Cause of erosion can be attributed to: <br />Yes <br />Yes <br />No C__ <br />No L5). Is seepage occurring through the dam? <br />Could this seepage cause potential instability? <br />Yes No C- <br />SEDIMENT STORAGE CAPACITY <br />1). Has the design storage capacity of the reservoir been surpassed? <br />Yes <br />Explain: <br />OTHER OBSERVATIONS: <br />Q <br />No JC Z <br />SHA Qualified Impoundment Inspector <br />Date