Laserfiche WebLink
QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />CDMR Rule 4.05.9(17) <br />Mine: New Elk RDA Containment North <br />NPDES ID. No.: <br />Inspection Period <br />Inspection Date: <br />None <br />First Quarter 2017 <br />02/21/17 <br />General Description or Reference to Site Plan: <br />This incised containment basin is a non -discharging facility designed to contain run-off from the <br />RDA belt conveyor area north of highway 12. <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 />Excellent Moderat Few Poor <br />Extensive Some Few None <br />Yes <br />No `A <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? Yes No <br />Could this seepage cause potential instabii[iit—y? <br />,/�.! c3 <2 WL � cud � "4141 `Z i <br />SEDIMENT STORAGE CAPACITY <br />1). Has the design storage capacity of the reservoir been surpassed? <br />>/ � n Yes No <br />Explain: �//s c,,j. obsc'+e- ti ( 0_�-- <br />OTHER OBSERVATIONS: <br />�� `�,,' S�i p E.�t _. �'� r�-Gt- f� �•sC- � l�l�-C� [ <br />Cj <br />IA <br />MSHA Trained Impoundment Inspector <br />February 22, 2017 <br />