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ANNUAL SEDIMENTATION POND INSPECTION REPORT <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 />OTHER OBSERVATIONS <br />Ah <br />SHA Qualified ImpoundmenYlnspector <br />12■P <br />Date <br />CDMR Rule 4.05.9(15) <br />Mine: New Elk <br />NPDES ID. No.: None: Containment Area #2 <br />Inspection Period: Fourth Quarter 2012 <br />Inspection Date: 12/20/12 <br />General Description or Reference to Site Plan: <br />This containment basin lies east of the West Portal Warehouse. Specifications are detailed on the <br />Containment Area No.2 as built drawing dated on April 26, 1993. The stage storage curve shows <br />top of embankment at 7592.0' with sediment accumulation to 7586'. <br />Extensive Some <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 .— <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 <br />Elevation @ top of: Yry/ ki I� J)9P — <br />Elevation of Water Surface: <br />Elevation to top of Sediment: <br />Page 1 <br />Moderate Few Poor <br />Date <br />None <br />Yes No <br />No <br />t�— <br />v <br />7 c Ci(vc,iive_i <br />vrt e u jP v- 1.1 /A-sr 5ci <br />es on Directing 'spectien - <br />