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 2008 <br />Inspection Date: 09/26/08 <br />General Description or Reference to Site Plan: <br />This partially incised containment basin is a non-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 <br />2). Erosion forming Gullies: Extensive <br />Moderat Few Poor <br />Some Few None <br />3). Is wave action causing erosion: <br />On the Upstream embankment? <br />4). Erosion of the downstream toe of the embankment? <br />Cause of erosion can be attributed to: <br />Yes <br />Yes <br />No Le f <br />No L_-- <br />5). Is seepage occurring through the dam? <br />Could this seepage cause potential instability? <br />Yes No /_- <br />SEDIMENT STORAGE CAPACITY <br />1). Has the design storage capacity of the reservoir been surpassed? <br />Yes No <br />Explain: <br />OTHER OBSERVATIONS: (21? <br /> <br />dMSHA Qualified ImpoundmeFft Inspector <br />Date