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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 T <br />RISER CREST = 6907.9: LOWEST HOLE = 6904.9 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: <br />v <br />Sediment level (% total storage) 10 4 0, S <br />Outflow (cfs): /U 42i la <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments V- <br />Inadequate Vegetation <br />Outlet Channel Erosion <br />Burrows r/ <br />Other <br />STRUCTURAL: <br />Differential Settling d <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 COMMENTS: <br />MAINTENANCE REQUIRED: -SCl YY\Q- C 7-? ! I C le?re? Ci ?O(/d r[ Imo, N [JC??S /r?(/ ?2 l?/d V ?- <br />? <br />INSPECTOR: <br /> <br />is/document/grtlypnd/Pondi nsp. doe