Laserfiche WebLink
<br />• <br />QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />CDMR Rule 4.05.9(17) <br />Mine: Southfield <br />NPDES ID. No.: Coal Loadout Sediment Pond #1 <br />Inspection Period: Third Quarter 2009 <br />Inspection Date: October 20, 2009 <br />General Description or Reference to Site Plan: <br />This pond is located at the east end of the remote coal loadout facility. The facility is inactive. <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 ode Few Poor <br />Extensive Some Few one <br />Yes No <br />Yes No <br />Yes No t? <br />5). Is seepage occurring through the dam? Yes No <br />Could this seepage cause potential instability? <br />• <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 occurring at the discharge outlet? <br />Evaluate the severity: Extensive Moderate <br />Page 1 of 2 <br />Yes Z--- No <br />Yes V-- No <br />Yes No <br />Yes No ?- <br />Just starting None