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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 />Z � <br />POND E <br />RISER CREST = 6843.4: DEWATER HOLE = 6840.6 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: G 6d'¢0. � <br />Sediment level (% total storage) <br />Outflow (cfs): _ IV 4� ►�! <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments <br />Inadequate Vegetation <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 />G '/P (e, aJa f /es <br />ADDITIONAL COMMENTS:_ Sd ry_w__ (1,hfk- a -,l /-/m S 1� / fc-,� . Wee14! _IV, f /� <br />MAINTENANCE REQUIRED: Need errrnv�11 l , ^� <br />01 <br />INSPECTOR: _ - i4 ZO <br />i:Idocument/grtlypnd/Pondinsp.doc <br />