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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: -s--7" Gt / A4 t/iz A% -j- ?? UL? <br />Sediment level (% total storage) $-'Yq( i'v 'eS <br />Outflow (cfs): Al Q n e-- <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments S1i r`'2- St t ?`? ?' V0 W-1 <br />A? <br />Inadequate Vegetation <br />Outlet Channel Erosion <br />Burrows <br />Other <br />STRUCTURAL: <br />Differential Settling <br />Cracks or Slides <br />Seepage <br />Other <br /> <br /> <br />APPURTENANT STRUCTURES: <br />Defective Spillways P-11 <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps `r <br />Other <br />ADDITIONAL COMMENTS: <br />MAINTENANCE REQUIRED: AA art <br />INSPECTOR: . VV A. 7?41'rS fa ?' <br />is/document/grtlypnd/Pondinsp.doc