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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 />////~/~ 2 <br />POND FCT <br />RISER CREST = 55.0: DEWATER HOLE = 51.8 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: S'~ ~ <br />Sediment level (% total storage) S- /Q ~~ <br />Outflow (cfs): ~ ~ 4 ~ <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments <br />Inadequate Vegetation '! <br />Outlet Channel Erosion .i- <br />Burrows ./ <br />O[her <br />STRUCTURAL: <br />Differential Settling ~! <br />Cracks or Slides ~/ <br />Seepage ./~ <br />Other ~ <br />APPURTENANT STRUCTURES: <br />Defective Spillways / <br />Dewatering Device Clogged%' <br />Faulty Gates, Baffles, Pumps !~ <br />O[her <br />ADDITIONAL <br />MAINTENANCE <br />is/pond/gNypnd/Pondinsp.doc <br />