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OPERATOR: <br />MINE: <br />DATE OF INSPECTION: <br />SEDIMENT POND IDENTIFICATION: <br />REFERENCE ELEVATIONS: <br />TWENTYMILE COAL COMPANY <br />FOIDEL CREEK MINE <br />(2-114 0 G~ <br />WASTE WATER TREATMENT POND # 3 <br />BERM CREST = 6852.5; BOTTOM POND = 6842.5 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: L b V S <br />d <br />Sediment level (% total storage) PLC jft ~ ~o <br />Outflow (cfs): O _(/0 b ~ . H /a . <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO, <br />Rills & Gullies on Embankments ~ <br /> ~ <br />Inadequate Vegetation V <br />Outlet Channel Erosion <br />Burrows <br />Other <br />STRUCTURAL: <br />Differential Settling <br />Cracks or Slides '~ <br />Seepage <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps <br />Other <br />~/ Q~ Gte."Fo/ rar~~~c2~ <br />~~ r. /Z w ~ nG~(C/~ /n S ~ I <br />~~ln ZvU~ . <br />ADDITIONAL COMMENTS: <br />MAINTENANCE <br />is/documenVgrtlypnd/Pondinsp.doc <br />