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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 />_ 4~61OC~ <br />POND T <br />RISER CREST = 6907.9: LOWEST HOLE = 6904.9 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approrimate water level: 6 ~f/O .0 2 o f Yl/t~ r <br />Sediment levef (% total storage} '~ ~ <br />Outflow (cfs): O • f)V O 2 <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 />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 />Other <br />ADDITIONAL CI <br />MAINTENANCE <br />INSPECTOR: ~. WA tI".~/S~, <br />ilpond/grtlypnd/Pondinsp.doc <br />