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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 />(p Z(c /oj <br />POND F <br />RISER CREST = 6827.0; DEWATER HOLE = 6823.0 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: <br />Sediment level (% total storage) <br />Outflow (cfs): <br />y2 <br />-/a °l~ <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments <br />Inadequate Vegetation ,~ <br />Outlet Channel Erosion ~~ <br />Burrows V <br />Other <br />STRUCTURAL: <br />Differential Settling ~~ <br />Cracks or Slides (/ <br />Seepage /_ <br />Other V <br />APPURTENANT STRUCTURES: <br />Defective Spillways 1L <br />Dewatering Device Clogged l/ <br />Faulty Gates, Baffles, Pumps ~ <br />Other <br />ADDITIONAL COMMENTS: f161~ <br />MAINTENANCE REQUIRED: ~~~ <br />is/pond/grtlypnd/Pondinsp.doc <br />