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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 G <br />RISER CREST = 6833.24; LOWEST HOLE = 6830.34 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: ~O~ z$ <br />Sediment level(% totalstorage) 5-/0 <br />Outflow (cfs): tJ <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments ~/ <br />Inadequate Vegetation t/ <br />Outlet Channel Erosion l/ <br />Burrows V <br />Other <br />STRUCTURAL: <br />Differential Settling l/ <br />Cracks or Slides ~L <br />Seepage i/ <br />Other r ~ <br />APPURTENANT STRUCTURES: <br />Defective Spillways ~! <br />Dewatering Device Clogged C/ <br />Faulty Gates, Baffles, Pumps V <br />Other (/ <br />ADDITIONAL COMMENTS: ~~ <br />MAINTENANCE REQUIRED: - T <br />is/pond/grtlypnd/Pondinsp.doc <br />