Laserfiche WebLink
<br />QUARTERLY SEDIMENTATION POND INSPECTION REPOR'R~~~~~~® <br />CDMR Rule 4.05.6(17) MAY 14 2008 <br />Division of declamation, <br />Mining and Safety <br />Mine: Southfield <br />NPDES ID_ No.: Pond #4 <br />Inspection Period: First Quarter 2008 <br />Inspection Date: ri116, 2008 <br />General Description or Reference to Site Plan: <br />This pond is located on the north east comer of the refuse disposal area. It is a sediment control <br />facility receiving run-off from the refuse dis~sal anima. The primary discharge gate has been disabled <br />in the open position, ensuring that the pond. functions as a "pass-tt-rough" facility. <br />EMBANKMENT <br />1). Adequacy of the vegetative cover. <br />2). Erosion forming Gullies: <br />Excellent odes Few Poor <br />Extensive Some None <br />3). Is wave action causing erosion: ' <br />On the Upstream embankment? Yes No <br />At the principal spillway inlet? Yes No v <br />i <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 />Yes No <br />PRINCIPAL SPILLWAY <br />1). Is the principal spilhnray system in working order'? <br />2). Is the inlet free of debris and restrictive material? <br />3). Is the discharge outlet free of restrictive mater's!? <br />4). Is erosion occurring at the discharge outlet? <br />Evaluate the severity: Extensive Moderate <br />Yes,_JG No <br />i <br />Yes _L- No <br />I <br />Yes 1~.--- No <br />Yes No <br />Just starring None <br />Page 1 of 2 <br />