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IIySPECTION OF EXCESS SPOIL FILL <br />v Fill Area #8 <br />Third Quarter 2002 Certification <br />September 30, 2002 <br />The CTL Thompson report dated April 27, 2001, "Stability Analysis and Geo[echnical Recommendations <br />Lorencito Surface Mine Phase I" addresses the general requirements as also cited in Sections 4.09.1 to <br />4.09.2 of the Colorado Mined Land Reclamation Board for Coal Mining. <br />ACTIVITIES NOTED DURING INSPECTION <br />Mine is idle and no active working of the fill area has occurred during the quarter. Recent rains have <br />caused some minor erosion of the fill areas to occur. Grading of diversion ditches was evident. <br />SEDIMENT CONTROL <br />Sediment pond construction has been completed in accordance with plans submitted to and approved by <br />[he DMG and as-constructed survey/drawings certified by Registered Land Surveyor and Registered <br />Professional Engineer. All surface run-off from the fill aeeas is duetted to this sediment control facility. <br />SITE PREPARATION <br />Organic materials such as brush and trees have been removed from the fill areas. Topsoil has been <br />recovered from (with the exception of exempted steep slopes) and stockpiled for use in reclamation of the <br />fill area. <br />No evidence of springs or seeps was observed during site preparation. <br />DRAINAGE SYSTEM (UNDERDRAINS) <br />Underdrain construction has been completed in advance of fill placement. <br />FILL PLACEMENT <br />Significant quantities of fill material have been permanently placed. Fill placement has not approached <br />within the zone requiring lift compaction far final out-slope construction. <br />COVER MATERIAL <br />Final fill configuration has no[ been obtained and no cover material placed on the excess spoil. <br />RECOMMENDED ACTIONS <br />Final slope on topsoil stockpiles needs to be established, followed by stabilization (seeding) this spring. <br />