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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 />POND E <br />RISER CREST = 6843.4; DEWATER HOLE = 6840.6 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: ~ ~ ~ <br />Sediment level (% total storage) ^- ~+•' i <br />Outflow (cfs): ~~~ %~ ~-G'~ <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments ``f <br />Inadequate Vegetation ~` ~,vG'~ CG,r~~'- <br />.~ <br />Outlet Channel Erosion <br />Burrows <br />Other <br />STRUCTURAL: <br />Differential Settling ~ <br />Cracks or Slides '' <br />SNP ~/ C ~ J~~/L, <br />Seepage :./" <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways ~~,. <br />Dewatering Device Clogged .// <br />Faulty Gates, Baffles, Pumps r/ <br />Other <br />ADDITIONAL COMMENTS: ~~Y~iAu ~ v ~ c.+we/fs- ~' ~c* ~: /c'G` /r ~PC R7 <br />MAINTENANCE REQUIRED: <br />INSPECTOR: ~/ /'d n Wit ~l t~'~Sc9~^ <br />is/pond/grtlypnd/Pondinsp.doc <br />