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Wit: <br /> Golbrado Division roject of Reclamation, Summary <br /> Mining & Safety <br /> Gold King Permanent Portal Discharge Diversion Structure <br /> 2008 Bond Revocation Construction <br /> r In 2008, DRMS took action and halted the saturation of the <br /> It t' '" Level 7 mine waste pile. DRMS met with Todd Hennis, <br /> !�t landowner, and settled on moving the ditch to an eastward <br /> j 4 t, flowing direction and lining the ditch with half round HDPE <br /> } t pipe. The location of the ditch is ideal for both long term <br /> Wi "+' ilik. - � • closure of the site and any future mining activity. <br /> ' - "�' ' DRMS contracted Maisel Excavation from Silverton, <br /> • � Colorado to complete the construction work. Maisel <br /> Excavation was familiar with the mine site because they had <br /> been working on other construction items on the site for the <br /> ""`, landowner. <br /> • <br /> • 1 '""'. x The project was constructed during the week of August 25, <br /> . 2008. The new permanent portal discharge diversion <br /> structure was excavated into the top of the mine waste and <br /> 2007Saha rated Mine Waste and breached ditch 165 foot of half round 36"diameter corrugated pipe was set <br /> ata 2-3%grade. <br /> rr -: -O <br /> r 2008—Installation of permanent portal discharge diversion structure <br /> .ril?' -.--' ' '- *' ..,,,, '.'',1,'''' 'I' <br /> ` pt ;* ' <br /> t, a` <br /> 004111111, - , , '''..' NA.* . i,, .41 k k4‘. <br /> ,. 4. s,..*,,,• „ ,...„..........,, r: . <br /> ' 3.. i �. < <br /> I++i. .rM4,. ''. 4t. 1;...+Li.v?..e.G `•` 4,RG - <br /> 2007 Slope Failure <br /> r4.. K <br /> Remaining Reclamation Requirements <br /> The remaining reclamation requirements for the Gold King bond , <br /> forfeiture are the closure of four portals,two at the Level 7, one <br /> at the Sampson Portal, and one at the Level 1 Portal. The It <br /> diversion structure at the Level 7 will be maintained under a '` <br /> future project and the mine waste at the Level 7 will be graded to -4 <br /> 3% to allow for positive drainage. The estimated cost of the ' . <br /> remaining reclamation requirement is$37,000.00. ,. '_ ' 40- <br /> .—,1- --' -. <br /> + "— ' <br />