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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 />3~L%•~ C~ <br />POND D <br />RISER CREST = 6849.9: LOWEST HOLE = 6846.5 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: ~ ~7~ ~ 7 <br />Sediment level (% total storage) " /G - ~•s %~? hS ~= <br />Outflow (cfs): ~ /U.~, ~ ~ ~ ~ - ~ ~3 C'~s <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments ~ <br />Inadequate Vegetation <br />Outlet Channel Erosion <br />Burrows <br />Other <br />5nG'v/ CJ'v~Q,~ Sri <br />;/~ <br />STRUCTURAL: <br />Differential Settling <br />Cracks or Slides <br />Seepage <br />Other <br />~~ <br />:/, <br />~,. <br />APPURTENANT STRUCTURES: <br />Defective Spillways `~ <br />Dewatering Device Clogged <br />/. <br />Faulty Gates, Baffles, Pumps <br />Other <br />ADDITIONAL COMMENTS: <br />MAINTENANCE REQUIRED: IIi~ k ~/ ~/c~ t~Gt ~~, C~G -]F'c: ~ ~l' / /~` <br /> <br />is/documenUgrtlypnd/Pondinsp.doc <br />