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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 />9~ii o z <br />RISER CREST = 6907.9; LOWEST HOLE = 6904.9 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: l~t~, <br />Sediment level (% total storage) ~ /~ ~ <br />OutBow (cfs); ~ <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments [ice <br />Inadequate Vegetation _v <br />Outlet Channel Erosion ~'~- <br />Burrows ~~~ <br />Other ~- <br />STRUCTURAL: <br />Differential Setlling ~~ <br />Cracks or Slides ~"/ <br />Seepage ~~~ <br />Other ~-~ <br />APPURTENANT STRUCTURES: <br />Defective Spillways ~!~ <br />Dewatering Device Clogged ~- <br />Faulty Gates, BaBles, Pumps ~ <br />Other ~-- <br />ADDITIONAL COMMENTS: /I~py~ <br />MAINTENANCE <br />is/documenUgrtlypnd/Pondinsp.doc <br />