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• RECE�4/Ep • iiillllll <br /> �':' SEP 1 - nnnq 91111111111 <br /> C07TER Division of Minerals and Geology <br /> 7 September, 2001 <br /> Mr. Anthony Waldron <br /> Environmental Protection Specialist <br /> State of Colorado <br /> Division of Minerals and Geology <br /> 1313 Sherman Street, Room 215 <br /> Denver, CO. 80203 <br /> RE: Notice of Intent to Backfill Surface Excavations for Reclamation Permit M-77-300; <br /> The Schwartzwalder Mine <br /> The Cotter Corporation provides the following notice and information on backfill and disposal <br /> activity not identified in the Reclamation Plan for the Schwartzwalder Mine under Reclamation <br /> Permit M-77-300. This backfill activity will not result in any significant changes to the c <br /> final site topography, and will not impact the proposed post-reclamation land use. The existing <br /> bonded amount of $937,090.00, held under bond No. U2155972 with the State of Colorado, <br /> will be sufficient to cover any reclamation costs associated with the proposed activity. <br /> This notice is formatted to supply the information required in the standard notice! of intent to <br /> backfill under Rule 3.1.5(9) of the State of Colorado Hard Rock/Meta/Mining Rales and <br /> Regulations <br /> The backfill materials consist of non-toxic construction materials and office debris generated <br /> within the permitted area, and inert dirt and rock fill generated within and outside of the <br /> permitted area. Note that the specific locations of the backfill activity are three surface <br /> excavations located within the permitted area (see Figure 1). The three surface excavations <br /> are of shallow depth, with the lowest point in the deepest of the three excavations less than <br /> twenty (20) feet below the original ground surface elevation. The fill materials will be spread <br /> and compacted by a bulldozer during the backfilliny^ -Opel at;on to alleviate the poter t;al stability <br /> and exposure problems addressed by the notice requirements of Rule 3.1.5(9). <br /> A. Narrative describing the location of the proposed activity: <br /> The backfill activity will occur within the permit area for Reclamation Permit: M-77-300. <br /> Three surface excavations have been dug during reclamation activities within the permit <br /> area for the Schwartzwalder Mine. The three surface excavations are identified and <br /> labeled as Backfill Area #1; Backfill Area #2; and Backfill Area #3 on the attached <br /> Figure 1 map entitled "Permit M-77-300, Surface Backfill Site Boundaries." <br /> Cotter Corporation Telephone 1303�642-3893 <br /> Schwartzwalder Mine,P.O. Box 1017,Golden,CO 80402-1017 USA Fax(303,642-7379 <br />