Laserfiche WebLink
QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />Mine: New Elk <br />NPDES ID. No.: Pond #1 <br />Inspection Period: Third Quarter 2012 <br />Inspection Date: 09/13/12 <br />CDMR Rule 4.05.9(17) <br />General Description or Reference to Site Plan: <br />This Pond lies West of the Industrial Building and serves as a mine water settleing and water <br />storage pond. <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? Yes No (i <br />At the principal spillway inlet? Yes No Zj <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? <br />Could this seepage cause potential instability? <br />Extensive Some <br />Moderate Few Poor <br />Few ( None <br />Yes No 1/ <br />PRINCIPAL SPILLWAY <br />1). Is the principal spillway system in working order? Yes J/ No <br />2). Is the inlet free of debris and restrictive material? Yes 1 No <br />3). Is the discharge outlet free of restrictive material? Yes l/ No <br />4). Is erosion occurring at the discharge outlet? Yes No t/ <br />Evaluate the severity: Extensive Moderate Just starting None <br />