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OPERATOR: <br />MINE: <br />DATE OF INSPECTION: <br />SEDIMENT POND IDENTIFICATION: <br />REFERENCE ELEVATIONS: <br />TWENTMILT COAL COMPANY <br />FOIDEL CREEK MINE <br />y/27~a'7 <br />POND F <br />RISER CREST = 6827.0: DEWATER HOLE = 6823.0 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: / // L ~ ~2-~ / \ <br />Sediment Ievel (% total storage) ~ /Q /e ( /JO ~n ~ e:t,170Se~/ in .SDr-.Q.Ci/PFI 1 <br />Outflow (cfs): A~0 7 / C/ LJ 111 <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments <br />Inadequate Vegetation ~ <br />Outlet Channel Erosion t/ <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 c/ <br />a/ <br />Faulty Gates, Baffles, Pumps <br />Other <br />ADDITIONAL <br />MAINTENANCE <br />is/documenVgRlypnd/Pondinsp.doc <br />