Laserfiche WebLink
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 />Pond #8 <br />Second Quarter 2007 <br />06!27/07 <br />General Description or Reference to Site Plan: <br />This pond lies north of Highway 12 at the base of the refuse disposal area. The pond receives <br />run-off from the refuse disposal area. <br />1). Adequaq of the vegetative cover. <br />2). Erosion forming Gullies: <br />3). Is wave action posing erosion: <br />On the Upstream embankment? <br />At the principal spillway inlet? <br />celle Moderate Few <br />Extensive Some <br />Yes <br />Yes <br />4). Erosion of the downstream tce of the embankment? Yes <br />Cause of erosion can be attributed to: <br />No 7~ <br />No i/' <br />No !~ <br />5). Is seepage ocarning through the dam? Yes <br />Could this seepage cause potential instabilityt <br />No !/ <br />PRINCIPAL 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 oocuning at the discharge outlet? <br />Evaluate the severity. Extensive Moderate <br />Yes //' No <br />Yes /i No <br />Yes /~ No <br />Yes No Z~ <br />Just starting None <br />Poor <br />Few one <br />