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STATE OF COLORADO <br />OFFICE OF THE STATE ENGINEER <br />Division of Water Resources <br />Department of Natural Resources <br />1313 Sherman Street, Room 818 <br />Denver, Colorado 80203 <br />Phone (303) 8663581 <br />FAX (303) B66-3589 <br />hrp~.llwww waler.state.co.us <br />RECEIVED <br />SEP 1 p 2001 <br />Division of Reclamation, <br />Mining and Safety <br />Michael P. Boulay <br />Environmental Protection Specialist <br />Division of Reclamation, Mining and Safety <br />1313 Sherman Street, Room 215 <br />Denver, Colorado 80203 <br />ov o <br />~~~>, ^~ <br />r + <br />~/a 6~ <br />Bill Rirer, Jr. <br />Governor <br />September 10, 2007 Hams D. Sherman <br />Execugve Director <br />(Vacant) <br />State Engineer <br />Re: Yoast Mine (Permit No. C-1994-082) <br />Technical Revisions Application No. 36 (TR-36) <br />Sediment Pond 012A Design, Dragline Deadhead Route <br />Reconstruction Design, and Postmine Channel Turf Reinforcement Mat Design <br />Dear Mr. Boulay: <br />The Division of Water Resources has reviewed the Yoast Mine (Permit No. C-1994-082), <br />Technical Revisions Application No.36 (TR-36} for the Sediment Pond 012A Design, <br />Dragline Deadhead Route, Reconstruction Design, and Postmine Channel Turf <br />Reinforcement Mat Design. The revision provides for a new sediment pond in the Yoast <br />South mine area, supplemental channel designs using turf reinforcement mat for <br />postmine channels in the South mine area and design of a reconstructed channel <br />section along the Dragline Deadhead Route. Currently, the SEO has no objection to the <br />proposal. <br />If you have any questions, feel free to contact me at this office at (303) 866-3587. <br />Sincerely, '"-~~ <br />Mark J. Va arelli, PhD, PE, PG, BCEE <br />Water Resources Engineer <br />Office of the State Engineer <br />Division of Water Resources <br />Enclosures} <br />cc: file <br />MV/mv <br />