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Spoil Fill #8, <br />December 26, 2006 <br />Page 2 <br />FILL PLACEMENT <br />Fill placement has been completed in accordance with the approved play No additiona1511 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 area 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 disturbed by maintenance <br />of the armored down-drains were seeded using certified weed free Shaw and the approved rangeland seed <br />mix. The censhuction access road east of the east down-drain was hand mulched and seeded during August <br />of 2006. <br />STRUCTURAL INTEGRTI'I' <br />The entire excess spoil fill facility was examined for signs of faihue and instability such as tension cracks, <br />ground movement, springs and seeps, and standing water. No indication of potential instability was <br />observed. <br />DOCUMENTATION AND OTHER OBSERVATIONS <br />Mid-winter conditions prevail with the entire mine area covered with snow to a depth of 12-18 inches. <br />Ground was previously noted to be frozen and no melting or rorr-0ff occurred through time of inspection. <br />Site was in good winter condition <br />CERTIFICATION <br />This inspection was conducted by Ronald G. Thompson, a qualified professional and MSHA certified <br />inspector of earth and rockfill embaolrments and impoundments,lmder the direction of Mr. Charles <br />McGlothlin, a registered professional engineer licensed in the State of Colorado. <br />This is to certify, to Ute best of my knowledge and belief that Fill No. 8 construction and placemerrt, as <br />noted since the previous certification and as determined during this inspection and discussions with mine <br />personnel, is m accordance with designs as proposed by CTL Thompson in then report dated Apri127 and <br />amended July 27, 2001 and as approved by tire Division of Minerals and Geology. <br />a.Yy~ <br />Ronald G. Thompson <br />Inspector <br />Chazles W. McGlothli <br />Professional Engineer <br /> i <br /> ~. <br /> --_ f«r.? <br /> - <br />"~- _ <br /> r <br /> _ <br /> <br /> <br /> <br />~f~•liftrt..:~+- . <br />