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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 />~~iy/o b <br />POND D <br />RISER CREST = 6849.9: LOWEST HOLE = 6846.5 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: (n ~f°f3 - <br />Sediment level (% total storage) '~ `0 %i ~ p,y rd/P/ qC Su~~. 7C ~ <br />Outflow (cfs): G • ~J/ b~'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 />~ s,~o~ cv/.~r <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 />.$'np,.u Cv/~ed <br /> <br />ADDITIONAL <br />MAINTENANCE <br />iJdocumenVgrtlypnd/Pondinsp.doc <br />