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ENERGY, INC. <br />n s~e,;amy ~f <br />~,e~ ce~ewmrt ~ <br />Transmiaion Coapr~ive <br />Dear Dan: <br />?'~ '_ 1) <br />Apri125, 2002 ,~ -~'" ' <br />R~'~ ,m~~ <br />,l ~, _. <br />Gmnd Junction, CO 81501 <br />Mr. Dan Mathews P~''• °way <br />Colorado Division of Minerals and Geology ~°°,a~~°~~u~n <br />101 South 3`d, Suite 301 ~°°tM <br />RE: Professional Certification for the Coal Processing Waste Bank at <br />the Deserado Mine. <br />Permit No. C-1981-018 <br />During the first quarter of 2002, qualified persons working under my direction and I <br />conducted a series of compliance inspections on the active coal processing waste banks <br />located within the Deserado permit azea. These inspections were conducted roughly on a <br />bi-weekly basis. <br />I am a professional engineer registered in the State of Colorado and my experience <br />fulfills the requirements of the Colorado Surface Coal Mining Reclamation Act. <br />The purpose of these inspections and subsequent certification is to ensure proper <br />construction of the refuse piles and to satisfy the requirements of Rule 4.10.2 of the <br />Colorado Mined Land Reclamation Boazd. <br />INSPECTION OF ACTIVE AREAS 2-3.4 and Sa <br />There aze no appazent points of seepage, or indications of slope failure on the active piles. <br />The surface drainage facilities were adequately maintained and were working properly to <br />convey surface runoff. Sediment control structures need periodic maintenance and are <br />cleaned out as conditions warrant. <br />The following maintenance work was completed since the last quarterly report: <br />Conditioning began on Refuse Area 2-3, 4 to resume spreading and <br />compaction on this area once dried and compacted <br />Our permit requires no sub-drain system, as geotechnical investigations for the disposal <br />site revealed no groundwater present. <br />Permanent out slopes remain at approximately 85% complete on the toe of sub-area 2-3 <br />and 4. The infill between these sub-areas is completion. The slopes appeared stable with <br />3607 County RD q65 <br />Rm~gety, CO 51648 <br />970-675-4300 <br />Fnx 970fi75-0399 <br />