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III IIIIIIIIIIIIIIII <br />STATE OF COL~~.~9u. <br /> <br />MINED LAND RECLAMATION DIVISION <br />Department of Natural Resources <br />1313 Sherman St., Room 215 <br />Denver. CO 80203 <br />303 666-3567 <br />Fa x: 303 632-8106 <br />August 27, 1991 <br />OF HOC <br />~ 049 <br />N< +} O <br />~g'!6' <br />Rod Romer. <br />Governor <br />Fretl R. Banta. <br />Div~s~on Director <br />Mr. Marcus Middleton <br />Colorado Yampa Coal Co. <br />29587 Routt County Rd No. 27 <br />Oak Creek, CO 8 4 '"Y <br />RE: Technical Revis~o~l - Hydrologic Plan ~e>Lcman Park, Mine 1, Mine 2 - <br />File No. C-81-071 ~ <br />Dear Mr. Middleton: <br />We have reviewed the above-referenced technical revision. Our adequacy <br />concerns are outlined below: <br />Maw <br />1. Map 9A shows a revised permit boundary in the area of Ditch M-1 <br />(Mine 2). This boundary change has not been approved. We will attach <br />the following stipulation to our approval of Technical Revision 31: <br />"The operator will submit a technical revision, no later than <br />October 1, 1991, which addresses the necessary boundary change at <br />M1ne 2." <br />In the meantime, please submit a revised Map 9A, which shows the <br />currently approved permit boundary. <br />Ponds <br />1. Please correct the Pond A emergency spillway information on Page Ex. 29-2. <br />2. The Pond Schedule on Plate 1 indicates an emergency spillway design for <br />Pond C. Please correct Page Ex. 29-2 accordingly. <br />3. Please provide an emergency spillway design for Pond T. <br />4. Please verify that all ponds will have separate primary and emergency <br />spillways, subsequent to your response to and implementation of this <br />revision. <br />5. Please submit three copies of Pages Ex. 29-12, and Ex. 29-13. They were <br />not included with your original submittal. <br />