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QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />CDMR Rule 4.05.9(17) <br />Mine: New Elk <br />NPDES ID. No.: Containment Pond RDA -SE <br />Inspection Period:2"d Quarter <br />Inspection Date: May 27, 2015 <br />General Description or Reference to Site Plan: <br />This Pond lies south of HWY 12 and east of the RDA Belt Structure and north of the river. <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 />At the principal spillway inlet? <br />4. Erosion of the downstream toe of the embankment? <br />Cause of erosion can be attributed to: <br />Excellent <br />Excellent <br />5. Is seepage occurring through the dam? <br />Could this seepage cause potential instability? <br />PRINICIPAL SPILLWAY <br />1. Is the principal spillway system in working order? <br />2. Is the inlet free of debris and restrictive material? <br />3. Is the discharge outlet free of restrictive material? <br />4. Is erosion occurring at the discharge outlet? <br />Evaluate the severity: Extensive <br />Moderate Few Poor <br />Imoderatel Few Poor <br />Yes <br />Yes <br />Yes <br />Yes <br />Yes <br />X <br />Yes <br />X <br />Yes <br />X <br />Yes <br />X <br />Moderate Just Starting <br />Page 1 of 2 <br />No <br />X <br />No <br />X <br />No <br />No <br />X <br />No X <br />No <br />No <br />No <br />No <br />X <br />None <br />