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• 3 Ventilation shafts (proposed and not connected to the surface facility area) <br />• 2 power poles <br />• Drainage collection and diversion structures <br />• Ventilation fan at Revenue portal <br />• Septic tank <br />• Tailings Surge Building and Loadout from Mill Tunnel on 6" concrete foundation <br />• 2 - 4200 gallon portable fuel tanks <br />• Small sections of 24' wide mine track <br />• Revenue portal <br />• Mill Portal <br />• Underground storage portals (2) <br />• Move old waste rock as shown on Map C -2 to make room for Sediment Pond #2 Portable <br />gravel crusher and screen plant <br />Some waste rock may be purchased or given away to Ouray County and possibly other parties <br />for use as construction material. For this reason, a portable crusher and screen plant may be <br />located on site, as shown on Map C -2. <br />Approximately 60 -65% of the proposed surface disturbance at the Revenue Mine will be on land <br />that was disturbed historically and never reclaimed. Almost no reclamation has taken place on <br />the disturbed areas of the site over the history of the Revenue Mine, but the mine has only been <br />inactive since 2004. <br />Table D -1 below shows a breakdown of proposed surface disturbance between previously <br />impacted areas and areas that were not impacted extensively by historic operations. <br />Revenue Mine August 2012 D -7 <br />