Laserfiche WebLink
Mine: New Elk RDA Containment North <br />NPDES ID. No.: None <br />Inspection Period: Third Quarter 2012 <br />Inspection Date: 09/13/12 <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 ome Few None <br />3). Is wave action causing erosion: <br />On the Upstream embankment? Yes No <br />c..-- <br />4). Erosion of the downstream toe of the embankment? Yes No L, <br />Cause of erosion can be attributed to: <br />5). Is seepage occurring through the dam? Yes No t <br />SEDIMENT STORAGE CAPACITY <br />1). Has the design storage capacity of the reservoir been surpassed? <br />Yes No f/ <br />P„„Jil <br />QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />Could this seepage cause potential instability? <br />Explain: <br />OTHER OBSERVATIONS: <br />/ A r9 (5k vi 4 <br />MSHA Qualified I v mpou dmen Inspector <br />/3 r,20 /Z <br />Date <br />CDMR Rule 4.05.9(17) <br />v4' 15 ir/ 4 ba <br />i tin 6 z.<,,c,& <br />