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Spoil Fill #8, <br />June 12, 2006 <br />Page 2 <br />FILL PLACEMENT <br />Fill placement has been completed in accordance with the approved plan. No additional fill placement is <br />anticipated. <br />COVER MATERIAL <br />Final fill configuration has been established and topsoil material has been placed on the excess spoil-fill. <br />The azea was mulched and seeded in the fourth quarter of 2003. Soil was placed and spread on the upper <br />most surface of the fill in May of 2004. During the second quarter of 2005, areas dishvbed by maintenance <br />of the armored down-drains were seeded using certified weed free strew and the approved rangeland seed <br />mix <br />STRUCTURAL INTEGRITY <br />The entire excess spoil fill facility was examined for signs of failure and instability such as tension cracks, <br />Bound movemerrt, springs and seeps, and standing water. No indication of potential instability was <br />observed. <br />DOCUMENTATION AND OTHER OBSERVATIONS <br />No significant erosion was noted and established drainages appeaz to be functioning as designed. Limited <br />precipitation since fall of 2005 has left the area extremely dry with most vegetation remaining dormant <br />This inspection was conducted by Ronald G. Thompson, a qualified professional and MSI-IA certified <br />inspector of earth and rockfi-1 embankments and impoundments, under the direction of Mr. Charles <br />McGlothlin, a registered professional engineer licensed in the State of Colorado. <br />This is to certify, to the best of my knowledge and beGe~ that Fill No. 8 constroction and placement, as <br />noted since the previous certification and as determined during this inspection and discussions with mine <br />personnel, is in accordance with designs as proposed by CTL Thompson in then report dated Apri127 and <br />amended July 27, 2001 and as approved by the Division of Minerals and Geology. <br />~~ <br />Ronald G. Thompson <br />Inspector <br />Professional Frigigeer <br />,~ <br />n <br />u <br />• <br />.~7Fa; <br />~~~~ - <br />~` ._- ~ "r~ .~`i <br />`: , <br />~~~ir,_ <br />.. J,~(~Jr .. <br /> <br />