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OPERATOR: TWENTYMILE COAL COMPANY <br />MINE: FOIDEL CREEK MINE <br />DATE OF INSPECTION: 1 ~~ 7n / v~ <br />SEDIMENT POND IDENTIFICATION: POND T <br />REFERENCE ELEVATIONS: RISER CREST = 6907.9: LOWEST HOLE = 6904.9 <br />OPERATIONAL STATUS AT TIME OF INSPECTION ~~ G ~ S i <br />Approximate water level: G b yn7~ <br />Sediment level (% total storage) <br />Outnow (cts): N4 r~'1a u1 <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments ,,L <br />Inadequate Vegetation ~' <br />Outlet Channel Erosion <br />Burrows v <br />Other `~ <br />STRUCTURAL: <br />Differential Settling JL <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 _jL <br />ADDITIONAL <br />MAINTENANC <br />is/pond/grtlypnd/Pondinsp.doc <br />