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Northfield Mine C-2006-085 <br />Colorado Division of Reclamation, Mining and Safety Date: 17 March 2010 <br /> <br />Mine: Northfield Mine Permit No. C-2006-085 County: Fremont <br /> <br />Permit Action: Technical Revision 01 Task: 00f <br /> <br />Task Description: Drainage Control System Removal Tasks - Tasks 035-040 <br /> <br /> <br />Task No. Task Description Task Hours Direct Cost <br /> <br />035 Regrade Pond 1 7.82 $1,274 <br />036 Regrade North Run-On Diversion Ditch 1.09 $178 <br />037 Regrade South Run-On Diversion Ditch 0.83 $136 <br />038 Regrade North Run-On Collection Ditch 0.69 $113 <br />039 Regrade South Run-On Collection Ditch 0.69 $113 <br />040 Remove Chandler Creek Crossing at Haul Road 120.00 $20,122 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> Total 131.12 $21,936 <br />AS Page 6 17-03-10