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• <br />OPERATOR: <br />MINE: <br />DATE OF INSPECTION: <br />SEDIMENT POND IDENTIFICATION: <br />REFERENCE ELEVATIONS: <br />TWENTYMILE COAL COMPANY <br />FOIDEL CREEK MINE <br />WASTE WATER POND FINAL POLISHING POND <br />BERM CREST = 6848: BOTTOM POND = 6838 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: ~' 6 ~` ~' <br />Sediment -evel (% total storage) 5 !U %~ t~ c.l-. <br />Outflow (cfs): (~ . Q 0 6 % {'LC! q /g <br />• <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments // <br /> '~ <br />Inadequate Vegetation <br />Outlet Channel Erosion '~ <br /> <br />Burrows <br />Other <br /> <br />STRUCTURAL: / <br />/ <br />Differential Settling ~ <br />Cracks or Slides <br />Seepage <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged / <br />Faulty Gales, Baffles, Pumps / <br />O[her <br /> <br />ADDITIONAL COMMENTS: <br />MAINTENANCE REQUIRED: ~P c~q~Le r -~ V/v ~. /' ~ fly <br />is/documentlgrtlypnd/Pondinsp.dw <br />