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STATE OF COLORADO <br />DIVISION OF RECLAMATION, MINING AND SAFETY <br />Department of Natural Resources <br />1313 Sherman St., Room 215 <br />Denver, Colorado 80203 <br />Phone: (303) 866-3567 <br />FAX: (303) 8328106 <br />September 11, 2007 <br />Miss Florence Jackson <br />Canyon Rim Stone LLC <br />27500 County Road I83 <br />Kim, Colorado 81049 <br />Re: Buffalo Stone Quarry, Permit # M-2007-050. <br />Deaz Miss Jackson, <br />COLORADO <br />DIVISION O F <br />RECLAMATION <br />MINING <br />- &- <br />SAFETY <br />Bill Ritter, jr. <br />Governor <br />Harris D. Sherman <br />Executive DIreCIOr <br />Ronald W. Cottony <br />Division Director <br />Natual Resource Trustee <br />The Division of Reclamation Mining and Safety, has reviewed your 110 permit application for Buffalo Stone <br />Limestone quarry and has the following comments. <br />I) Exhibit "A" Legal Description/ <br />A) The legal description in the location map and the description provided in Exhibit "A" do not <br />correlate, please explain. <br />In Exhibit "B" Site description. <br />A) Under 6.3.2(b), the operator has identified only one man made structure, a stock pond <br />approximately 100 feet west of the Buffalo Stone quarry. The Mineral rule requires the <br />operator to either provide a notarized agreement with the owners of the stock pond or provide <br />an engineering study to show that the operation will not adversely impact the structure or stay <br />200 feet from the pond. Please explain. <br />II)) Exhibit "C" Mining Plan 6.3.3 <br />A) It is the understanding of the Division that the high wall will not exceed 15 feet in height and <br />slopes will be cut to 3:1 or gentler. <br />B) It is also the understanding of the Division that the quarry slopes will consist of bench faces <br />approximately 2 feet in height with bench widths of approximately 6 feet. <br />C) Under 6.3.3 (h), you stated that "water for dust abatement is not anticipated to be needed for <br />the quarry". However, under6.3.3(j), you stated " if needed, water used at the operation will <br />be obtained and truck hauled from sources in the azea that have Colorado Water Rights". <br />Please Explain. <br />D) Under 6.3.3 (i) water management, you stated, "there are no springs or known aquifers <br />&don't anticipate intercepting ground water. A C.D.P.H.E storm water permit will not be <br />needed because you plan to develop the site to retain all storm water runoff in the affected <br />azea. <br />IV) Exhibit "D" Reclamation Plan 6.3.4. <br />A) It is the understanding of the Division from the application that all the affected azea will be <br />reclaimed as outlined in [he Exhibit. All available top soiUgrowth medium will be salvaged <br />which ranges in thickness from 4 inches to 14 inches an will be seeded as recommended by <br />the local N.R.C.S until used in reclamation. <br />B) The Division has reviewed your warranty calculation under 6.3.4(2) and has included a <br />detailed warranty calculation based on the information you provided for your review. Please <br />contact me if you have questions. <br />Office of Office of <br />Mined Land Reclamation Denver Grand Junction • Durango Active and InaQive Mines <br />