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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 />~/ ~ ~ /~ <br />POND E <br />RISER CREST = 6843.4; DEWATER HOLE = 6840.6 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: ~ ~ ~ Y ~ ~ ~~ <br />Sediment level (% total storage) ,~,"!((1 /~ <br />Outflow (cfs): IU i,` T ~C-'y' <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />,/ <br />Rills & Gullies on Embankments <br />Inadequate Vegetation <br />Outlet Channel Erosion <br />Burrows <br />Other <br /> <br />.r' <br />S'nC~,l CG';~-2/ <br />STRUCTURAL: <br />Differential Settling <br />Cracks or Slides <br />Seepage <br />Other <br />:.~~ <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps <br />Other <br />ADDITIONAL COMMENTS:_ <br />MAINTENANCE REQUIRED: <br />INSPECTOR: ~ ~J~t 4 ^ W ~i••~'~>~y1 <br />is/documenUgrtlypnd/Pondinsp. doc <br />