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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 />9/27~n ~ <br />POND E <br />RISER CREST = 6843.4: DEWATER HOLE = 6840.6 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level ~- G$4`O. <br />0 <br />Sediment level (% total storage) Jr^ 6 n/?~~'a i(ypi~ ~G Cf VPa/, <br />Outflow (cfs): /v4 1~Y t In/ T <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br /> `~ <br />Rills & Gullies on Embankments <br /> °/ <br />Inadequate Vegetation <br /> <br />Outlet Channel Erosion <br />Burrows ~ <br />Other <br /> <br />STRUCTURAL: <br /> <br />Differential Settling <br /> <br />Cracks or Slides _ <br />Seepage <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways 4 <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps <br />Other <br />ADDITIONAL <br />MAINTENAN( <br />is/documenVgrtlypnd/Pondinsp.doc <br />