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III IIIIIIIIIIIIIIII ~ <br />i <br />E~ivEC`a <br />s coeicompa»Y Seneca Coal Company <br />RECEIVED <br />APR 2 6 1999 <br />Division of Minerals & Geology <br />April 22, 1999 <br />Mr. Michael Boulay <br />Division of Minerals and Geology <br />1313 Sherman Street, Room 215 <br />Denver, CO 80203-2273 <br />RE: Yoast Mine Permit C-94-082, TR10 <br />Dear Mr. Boulay: <br />This correspondence is to waive the current April 25, 1999 <br />decision deadline for TR10 to the Yoast Mine Permit C-94-082. <br />This technical revision addresses an increase in the reclamation <br />performance bond based on comments from the midterm review of the <br />permit. <br />Montgomery Watson, our engineering consultant, has been revising <br />the update, such that all of the existing worksheets are linked <br />for easier updates in the future based on equipment cost changes. <br />They are also incorporating information from the Permit Revision <br />O1 into the updated cost estimate as well, but the update is <br />still not completed. Seneca requests a 45-day extension of the <br />existing deadline to June 9, 1999. <br />Should you or any other members of the Division have any <br />questions regarding this information, please do not hesitate to <br />contact me. <br />Sincerely, <br />/' /~Q ~ QX/~/LU,a~ <br />Michael G. Altavilla, P.E. <br />Engineering Manager <br />Seneca Coal Company • P.O. Drawer D • Hayden, Colorado 81639 <br />Telephone (970) 276-3707 • FAX (970) 276.9014 <br />