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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 />.~ ~I~~~S <br />POND T <br />RISER CREST = 6907.9; LOWEST HOLE = 6904.9 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: C p~ ~ 7 ~~ <br />Sediment level (% total storage) < s `~~D <br />Outflow (cfs): /A~ ~ <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments <br />Inadequate Vegetation J~ <br />Outlet Channel Erosion <br />Burrows <br />Other 1~ <br />STRUCTURAL: <br />Differential Settling <br />Cracks or Slides <br />Seepage <br />Other <br />APPURTENANT STRUCTURES: <br /> <br />Defective Spillways <br />Dewatering Device Clogged ~ <br />Faulty Gates, BafBes, Pumps ~ <br /> <br />Other <br />ADDITIONAL CI <br />MAINTENANCE <br />is/documenVgrtlypnd/Pondinsp.doc <br />