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RIDER TO MIMNG PERMIT <br />Permit Date: October 29, 2001 <br />Permit No: M-2000-113 <br />The following additional stipulations and carditims form an integral part ofthe foregoing Permit <br />Stipuh+tion No. 1 <br />Description <br />Roaring Fork Resources, Inc, must provide the Division with designs and location maps for the flood control <br />berms and o~rflow control sills to be installed at the Mamm Creek operation. The flood control berm designed <br />must include details on any reprop layer thickness, bedding material gradation specification and bedding layer <br />thiclmess, and a detail illustrating how and to what depth riprap will be keyed irno existing ground. (Please see <br />the Allen Sor®son memo of Tuesday, September I8, 2001 to Gregg Squire Re: Mamm Creek). This <br />infom~arion must be submitted and approved of the design and maps by the Division obtained prior to the <br />commenc~nmt of mining at the site. <br />MINED LAND RECLAMATION BOARD <br />COLORADO DEPARTMENT OF NATURAL RESOURCES <br />MICHAEL B. LO G <br />Division Director <br />