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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 />/!~/`/~ 2 <br />POND T <br />RISER CREST = 6907.9: LOWEST HOLE = 6904.9 <br />OPERATIONAL STATUS AT T[ME OF INSPECTION <br />Approximate water level: ,I~"`~~ <br />i <br />Sediment level (% total storage) ~ = ~~ a <br />Outflow (cfs): ~ <br />FEATURES PROBLEM COMMENTS <br /> <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments / <br />Inadequate Vegetation f <br />Outlet Channel Erosion / <br />Burrows / <br />O[her ~ <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 <br />MAINTENAN( <br />is/pond/grtlypnd/Pondinsp.doc <br />