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<br />Division of Minerals & Geology <br />Colorado Depattment of Na[ural Resources <br />28 May 1946 <br />Page 3 <br />required by DMG as part of their approval of the Observational Method to slope development <br />at the quarry. <br />We respectfully reques[ that staff grant this Technical Revision at your earliest convenience. If <br />you require additional information, or need additional assistance in processing this request <br />please contact either Curtt Coppage or me. Thank you for your assistance. <br />With best regards, <br />HALEY & ALDRICH. INC. <br />C~~-E~ <br />Alan L. Howard <br />Senior Geologist <br />c: Curt[ Coppage, Rick Mergens, Steve Schulte, File 20200-005/R.2 <br />ALH/dz <br />G: ~ PROI ECfS\ZO?00005\ LU W 00.100 <br />