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Spoil Fill #8, <br />March 30, 2007 <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 bas been placed on the excess spoil-fill. <br />The area was mulched and seeded in the fourth quarter of 2003. Soil was placed and spread on the upper <br />most surface of the 5ll in May of 2004. Dieing the second quarter of 2005, areas disturbed by maintenance <br />of the armored down-drains were seeded using certified weed free straw and the approved rangeland seed <br />mix. The construction access road east of the east down-drain was hand mulched and seeded during August <br />of 2006. <br />STRUCTURAL INTEGRITY <br />The entire excess spor7 5ll facility was examined for signs of failure and instability such as tension cracks, <br />ground movement springs and seeps, and stafading water. No indication ofpotentiai instability was <br />observed <br />DOCUMENTATION AND OTHER OBSERVATIONS <br />Early spring conditions prevail with only limited new vegetative growth due to the north facing aspect. <br />CERTIFICATION <br />This inspection was conducfied by Ronald G. Thompson, a qualified professiooal and MSHA certified <br />inspector of earth and rockfill embaul®ents and ®pouvdments, under the dhection 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 belief, that Fill No. 8 construction a~ phuemen; as <br />noted since the previous certi5cation and as determined during this mspec6on and discussions with mine <br />personnel, is in acwrdance with desi®os as proposed by CTL Thompson m their report dated Apri127 and <br />amended Jtdy 27, 2001 and as approved by the Division of Minerals and Geology. <br />Ronald G. Thompson Charles W_ McG othlhr `-' _ _ - <br />Inspector Professional Engineer ~'- _ <br />