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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 />lv~zG ~~3 <br />POND D <br />RISER CREST = 6849.9; LOWEST HOLE = 6846.5 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: <br />Sediment level (% total storage) `'.~ <br />Outflow (cts): <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments <br />Inadequate Vegetation ~L <br />Outlet Channel Erosion <br />Burrows .~ <br />Other ~ <br />STRUCTURAL: <br />Differential Settling <br />Cracks or Slides <br />Seepage t~// <br />V <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged ~ <br />Faulty Gates, Baffles, Pumps ~~ <br />Other <br />ADDITIONAL COMMENTS: ~D~ <br />MAINTENANCE REQUIRED: ~~~- <br />is/pond/grtlypnd/Pondinsp.doc <br />