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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 />POND E <br />RISER CREST = 6843.4; DEWATER HOLE = 6840.6 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: <br />P / <br />Sediment level (% total storage) to r0 <br />Outflow (cfs): yd 17,e- <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments ? s ,/ko ?4 C G 1-e <br />Inadequate Vegetation / <br />Outlet Channel Erosion i/ <br />Burrows J <br />Other <br />STRUCTURAL: <br />Differential Settling <br />Cracks or Slides ?nv?? CvJe J <br />Seepage <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps <br />Other <br />ADDITIONAL COMMENTS: 6Lflson dKe44 <br />MAINTENANCE REQUIRED: W( /-? <br />INSP TOR: <br />is/document/grtlypnd/Pondinsp. doc