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POND INSPECTION FORMS <br />OPERATOR: PEABODY SAGE CREEK MINING, I.I.C. <br />MINE: PEABODY SAGE CREEK MINE <br />DATE OF INSPECTION: 7/18/2013 <br />SEDIMENT POND ID: Upper Sump <br />REFERENCE ELEVATIONS Riser Crest <br />(ft): N/A <br />Outlet <br />Top of Enbankment <br />Emergency Spillway <br />6,772.5 (Invert elv) <br />6,770 <br />6,774 <br />COMMENTS: Elevations per as -built report/map <br />OPERATIONAL STATUS AT <br />TWE OF INSPECTION: <br />Approximate <br />WaterLevei <br />Pond Capacity /Required Capacty Satre ft) <br />COMMENT <br />4.69/3.65 <br />COMMENTS: Water level at top of riser pipe <br />STRUCTURAL: <br />Differential <br />Settling <br />inadequate <br />Vegetation <br />Outlet Channel <br />Erosion <br />Burrows <br />Other <br />NONE <br />NO <br />NONE <br />NONE <br />NO <br />COMMENTS: Vegetative cover improving <br />APPURTENANT <br />STRUCTURES: <br />Defective <br />Dewatering Device Fau* Gates, <br />mss. Pumps <br />Other <br />N/A <br />N/A N/A <br />NONE <br />COMMENTS: <br />ADDITIONAL COMMENTS: Structure has been maintained as designed and in accordance with the <br />approved plan and the applicable regulations. <br />MAINTENANCE REQUIRED: No other aspects of the structure are affecting stability or require any <br />maintenance. <br />INSPECTOR NAME: B. Scott Cowman (Senior Environmental Specialist), Will Dennis (P.E.) <br />%c—engineering ( \ \sgcenl) NAAGE CREEK/ ENVIRONMENTAL/Permitting/CDPHE- Colorado Pubo¢ Health & Env /Pond Inspections <br />