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QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />CDMR Rule 4.05.9(17) <br />Mine: New Elk <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 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). Adequacy of the vegetative cover <br />2). Erosion forming Gullies: <br />3). Is wave action causing erosion: <br />On the Upstream embankment? <br />Yes No I,-- <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 i/ <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: _® <br />OTHER OBSERVATIONS: C o ?1 I Y1 !?I'1 2UL (5 ?`" o 4k <br />,J X <br />HA Qualified Impoundment In ector <br />RDA Containment SE <br />Excellent Moderate z Poor <br />Extensive Some None <br />,3 <br />Date