Laserfiche WebLink
QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />CDMR Rule 4.05.9(17) <br />Mine: New Elk RDA Containment SW <br />NPDES ID. No.: None <br />Inspection Period: Third Quarter 2007 <br />Inspection Date: 09/21/07 <br />General Description or Reference to Site Plan: <br />This partia0y incised containment basin is anon-discharging facility designed to contain run-off <br />from the area west of the RDA belt conveyor and south of highway 12. <br />EMBANKMENT <br />1). Adequacy of the vegetative cover. Excellent Moderate ew Poor <br />2). Erosion forming Gullies: Extensive ome Few None <br />3). Is wave action causing erosion: <br />On the Upstream embankment? Yes No ~'"~ <br />4). Erosion of the downstream toe of the embankment? Yes No Ci <br />,~. Cause of erosion can be attributed to: <br />5). Is seepage occurring through the dam? Yes No j~- <br />Coutd this seepage cause potential instability? <br />SEDIMENT STORAGE CAPACITY <br />1). Has the design storage capacity of the reservoir been surpassed? ~~ <br />yes No <br />Explain: <br />~- <br />~~ [ ~~~ <br />Date <br />