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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 />(gfl 8 ht <br />POND T <br />RISER CREST = 6907.9, LOWEST HOLE = 6904.9 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: L6rj6 C1/ <br />Sediment level (% total storage) �( Q <br />Outflow (cfs):Q n4 <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments \510111 CO V"/' <br />Inadequate Vegetation <br />Outlet Channel Erosion <br />Burrows 7 <br />STRUCTURAL: <br />Other <br />Differential Settling <br />Cracks or Slides <br />Seepage <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged I / <br />Faulty Gates, Baffles, Pumps I/ <br />Other <br />ADDITIONAL COMMENTS: <br />MAINTENANCE REQUIRED <br />is /doct hnent/grtlypnd/Pondinsp.doc <br />