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QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />CDMR Rule 4.05.9(17) <br />Mine: New Elk RDA Containment SE <br />NPDES ID. No.: <br />Inspection Period <br />Inspection Date: <br />None <br />Fourth Quarter 2015 <br />12/03/15 <br />General Description or Reference to Site Plan: <br />This partially incised containment basin is a non -discharging facility designed to contain run-off <br />from the area east of the RDA belt conveyor and south of highway 12. <br />EMBANKMENT <br />1). <br />Adequacy of the vegetative cover: Excellent <br />Moderate ew <br />Poor <br />2). <br />Erosion forming Gullies: Extensive <br />Some ew <br />None <br />3). <br />Is wave action causing erosion: <br />On the Upstream embankment? <br />Yes <br />No L -- <br />i4). <br />4). <br />Erosion of the downstream toe of the embankment? <br />Yes <br />No L=_' <br />Cause of erosion can be attributed to: <br />5). <br />Is seepage occurring through the dam? <br />Yes <br />No <br />Could this seepage cause potential instability? <br />SEDIMENT STORAGE CAPACITY <br />1). <br />Has the design storage capacity of the reservoir been surpassed? <br />Yes <br />No al� <br />Explain: <br />OTHER OBSERVATIONS: , ,ru <br />r n�69 <br />�L�t"r�r1 <br />•- c7 w � vt �.f�l� <br />�Mjx <br />M HA Qualified Impoundment Inspector <br />1LL3 2015 <br />Date <br />