Laserfiche WebLink
<br />QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />CDMR Rule 4.05.6(17) <br />Mine: Southfield <br />NPDES ID, No.: Pond ff5 <br />Inspection Period: Fourth Quarter, 2005 <br />Inspection Date: December 21, 2005 <br />General Description or Reference to Site Plan: <br />This sediment control pond lies north east of the main facilities area. All drainage from the <br />- "reclaimed mine facilitiesarea is directed°to-thispond.-The primary'discharge gate has•been disabled- t--- -- - - <br />in the open position, ensuring that the pond functions as a "pass-through" facility. <br />EMBANKMENT <br />f ). Adequacy of the vegetative cover. Excelle Moderate Few Poor <br />2). Erosion forming Gullies: Extensive Some ~ None <br />3). Is wave action ceusing erosion: <br /> On the Upstream embankment? Yes No ~ <br /> At the principal spillway inlet? Yes No <br />4). Erosion of the downstream tce of the embankment? Yes No !i <br /> Cause of erosion can be attributed to: <br />5). Is seepage occrrrng through the dam? Yes No / <br /> Could this seepage cause potential instability? <br />PRINCIPAL SPILLWAY <br />1). Is the principal spillway system in working order? Yes `~ No <br />2), Is the inlet free of debris and restrictive material? Yes ~' No <br />3). Is the discharge outlet free of restrictive material? Yes t. No <br />4). Is erosion occurring at the discharge outlet? Yes No y <br /> Evaluate the severity: Extensive Moderate Just starting None <br />Page 1 of 2 <br />