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OPERATOR: <br />MINE: <br />DATE OF INSPECTION: <br />SEDIMENT POND IDENTIFICATION: <br />REFERENCE ELEVATIONS: <br />TWENTYMILE COAL COMPANY <br />FOI EL REEK MINE <br />~D <br />POND T <br />RISER CREST = 6907.9: LOWEST HOLE = 6904.9 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: ~J <br />d <br />Sedimeutlevel(% totalstorage) /6 ~' <br />Outflow (cfs}: ~ <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments / <br />Inadequate Vegetation <br />Outlet Chauuel Erosion _~ <br />Burrows c/~ <br />Other / <br />STRUCTURAL: <br />Differential Settling _ jL <br />Cracks or Slides _~ <br />Seepage !/~ <br />Other v~ <br />APPURTENANT STRUCTURES: <br />Detective Spillways <br />Dewatering Device Clogged ~~ <br />Faulty Gates, Batfles, Pumps C/ <br />Other (/ <br />ADDITIONAL COMMENTS: ~F//h,~IG,~,~M<,~iyhc~h.~i%Is~vt~u-/I <br />MAINTENANCE REQUD2ED: ~'Y-~-~- <br />iJpond/gnlypnd/Pondinsp.doc <br />