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POND INSPECTION FORMS <br />OPERATOR: <br />PEABODY SAGE CREEK MINING, LLC. <br />MINE: <br />PEABODY SAGE CREEK MINE <br />DATE OF INSPECTION: <br />5/30/2014 <br />SEDIMENT POND ID: <br />Pond 004 <br />REFERENCE ELEVATIONS <br />Riser Crest <br />Outlet <br />Top of Enbankment <br />Emergency Spillway <br />(ft): <br />N/A <br />6,948 <br />6,956 <br />6,950 <br />COMMENTS: Elevation of top of enbankment taken from LiDAR 2' contours. Other elevations per as -built <br />report <br />OPERATIONAL STATUS AT <br />Approximate <br />Pond Capacity /Required Capacity (acre -ft) <br />Water Level <br />TIME OF INSPECTION: <br />COMMENT <br />5.5/3.78 <br />COMMENTS: Water level at principal spillway. Latest storage capacity survey in 2007 <br />Differencial <br />Inadequate <br />Outlet Channel <br />STRUCTURAL: <br />Settling <br />Vegetation <br />Erosion <br />Burrows <br />Other <br />NONE <br />NO <br />NONE <br />NONE <br />NO <br />COMMENTS: 2012 repairs for minor erosion and new culvert. Areas seeded but little vegetation (small <br />area). Grazing activities all around pond. Noted in July DRMS inspection report. <br />APPURTENANT <br />Defective <br />Dewatering Device <br />Faulty Gates, <br />Other <br />Spillways <br />Clogged <br />Baffles, Pumps <br />STRUCTURES: <br />N/A <br />N/A <br />N/A <br />NONE <br />COMMENTS: Water level at principal spillway. Latest storage capacity survey in 2007. Discharge culvert <br />replaced in 2012. <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: Katryna Snowden, Will Dennis (P.E.) <br />sgc_engineering ( \ \sgcenl) N:SAGE CREEK/ENVI RON M ENTAL/Permitting/CDPH E-Colorado Puboic Health & Env /Pond Inspections <br />