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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 />3/3o/Q ~ <br />WASTE WATER TREATMENT POND # 3 <br />BERM CREST = 6852.5: BOTTOM POND = 6842.5 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: ''< ~i8 ~~ <br />0 <br />Sediment level (% total storage) P.t i- . /~ i <br />Outflow (cfs): ~ d Q ~i hin A/tt . <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rigs & Gullies on Embankments / <br />Inadequate Vegetation _~ <br />Outlet Channel Erosion / <br />Burrows V <br />Other <br />STRUCTURAL: <br />Differential Settling V <br />Cracks or Slides <br />Seepage <br />Other <br />APPURTENANTSTRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps <br />Other <br /> <br />ADDITIONAL <br />MAINTENAN( <br />is/documenVgrtlypnd/Pondinsp.dac <br />s .~". <br />