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<br />GEOTECHNICAL STABILITY EXHIBIT <br />STATEMENT # 1 -- ALL FINAL HIGHWALL CONFIGURATION PLANS HAVE BEEN <br />DESIGNED IN ACCORDANCE WITH SITE SPECIFIC ROCK STABILITY <br />CHARACTERISTICS AS PORTRAYED BY EXISTING MINING FACES, CURRENT <br />MINING PRACTICES AND EXPERIENCE. THE FINAL HIGHWALL CONFIGURATION <br />PLAN HAS BEEN REVIEWED BY A PROFESSIONAL GEOLOGl5T AND FOUND TO BE <br />COMPATIBLE AND APPROPRIATE FOR THE ROCK CONDITIONS FOUND A'f THIS <br />LOCATION. <br />STATEMENT #2 -- THE DESIGN AND CONSTRUCTION OF ALL SEDIMENT PONDS, <br />WATER CONTA[I~iMENT STRUCTURES, BERMS, DITCHES, INLETS, AND SPILLWAYS <br />HAVE BEEN REVIEWED AND APPROVED BY A LICENSED PROFESSIONAL <br />ENGINEER. AT THE COMPLETION OF CONSTRUCTION, ALL STRUCTURES WILL BE <br />INSPECTED AND CERTIFIED OPERATIONAL BY AN ENGINEER LICENSED IN THE <br />STATE IN THE STATE OF COLORADO. <br />STATEMENT #3 -- THE DESIGN OF THE STORMWATER MANAGEMENT PLF.N IS <br />SUCH THAT SEDIMENT PONDS ARE LOCATED [N A REDUNDANT AND CHAIN-LIKE <br />ARRANGEMENT AND LOCATION SO AS TO MINIMIZE OFF-SITE IMPACTS "'O <br />PROPERTY IN THE EVENT OF A FAII.URE OF ANY STRUCTURE WITHIN THE STORM- <br />WATER MANAGEMENT SCENARIO. THE MINE OPERATOR HAS PROPOSED THIS <br />PLAN AS THE BEST MANAGEMENT PRACTICE AVAILABLE TO ADDRESS CONTROL <br />OF OFF-SITE IMPACTS DUE TO STORM RELATED EVENTS. <br />STATEMENT #4--THE M[NE OPERATOR HAS DEMONSTRATED THAT OFF-SITE <br />IMPACTS DUE TO BLASTING ARE CONTROLLED WITHIN ACCEPTABLE LIn41TS AND <br />HAVE MET ALL TECHNICAL REQUIREMENTS OF THE DIVISION OF MINERALS AND <br />GEOLOGY BY WAY OF TECHNICAL REVISION NUMBER 003 AS APPROVED iN 1996. <br />30 <br />