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STr~TE OF COLOIZ~DO <br />DIVISION OF MINERALS AND GEOLOGY <br />Department of Natural Resources <br />1313 Sherman St., Room 215 C O L D RAD O <br />Denver, Colorado 80203 DIVISION O F <br />Phone: (303) 866-3567 M 111 & A L $ <br /> <br />FAX: (303) 832-8106 G E O L O G Y <br /> REC LANATION•MINING <br /> <br />March 21, 2005 SAFETY•SCIENCE <br /> Bill Owens <br /> Governor <br />Mr. Christopher L. Varna Russell George <br />Varna Companies, h1C. Executive Direcor <br />8120 Gage .S't. Ronald W. Catlany <br />Frederick <br />CO 80516 Division Director <br />, Natural Resource Trustee <br />Re: Dnrham Sand & Gravel Pit, Technical Revision Approval, Permit No. M-1978-056, Revision No. TR-1 <br />Class: Revision <br />Dear Mr. Varna: <br />Type-Seq.: TR-1 <br />On March 16, 2005 the Division of Minerals and Geology approved the Technical Revision application submitted to the <br />Division on March 10, 2005, addressing the following: <br />Interim Flood Control Measures (475 foot spillway notch in existing flood control berm). <br />The temis of the Technical Revision No. 1 approved by the Division are hereby incorporated into Permit No. M-1978- <br />056. All other conditions and requirements of Pernrit No. M-1978-056 remain in full force and effect. As you may <br />know, the purpose of the interim flood control measwe is to eliminate the potential for adverse flooding effects during a <br />100-yeaz flood event on a permanent man-made stluctllre owned by Bliss Produce Company on the north side of the <br />Poudre River. The interim flood control measure is to remain in place and be maintained until such fime that a permanent <br />solution to the configllrafion of the existing flood control berm is reviewed and approved by the Division as well as other <br />appropriate regulatory agencies. There is no change in the amount of financial warranty required as a result of this <br />technical revision approval. <br />If you have any questions, please contact me at (303) 866-3567. <br />Sincerely, <br />Thomas A. Schreiner r'_~V <br />Environmental Protection Specialist <br />Cc: Cazl Mount, DMG <br />Brad Janes, V ana Companies <br />Chris Pauley, Anderson Consulting Engineers <br />Robert o"z Michael Bliss, Bliss Produce Co. <br />Forrest Leaf, Leaf Engineering <br />Kim Ogle, Weld County Planning Dept <br />Greg Flebbe & Steve Bagley, City of Greeley <br />Office of <br />Mined 1 and Raclamatinn <br />Office of <br />Active and Inactive Mines <br />Colorado <br />Geoloeical Survev <br />