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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 />r'1' 2- PG <br />POND E <br />RISER CREST = 6843.4; DEWATER HOLE = 6840.6 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: 16,A7 U. (, <br />Sediment level (% total storage) `- /U "t'V S . <br />Outflow (cfs): A/O iq'e' <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 />ADDITIONAL COMMENTS: ?e t'?cc ? ?cSe? ?- <br />MAINTENANCE REQUIRED: All <br />INSPECTOR: A a a ;x Wa f(ey s e-, <br />zdt o <br />is/document/grtlypnd/Pondinsp.doc