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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 />~~~ ^ G <br />POND C <br />RISER CREST = 6864.4; LOWEST HOLE = 6862.3 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: L 6 t~ 6 Z. <br />Sediment level (% total storage) S ie P cam. <br />Outflow (cfs): A/n t/U l~ . <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments / <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 />APPURTENANT STRUCTURES: <br />Defective Spillways /~ <br />Dewatering Device Clogged / / <br />Faulty Gates, Baffles, Pumps _~ <br />Other <br />ADDITIONAL COMMENTS: ~! [s~ //jrSCGi a `sn_ a~ S~ ~ ocr ~l~,V ~e~ s n, ~~r/~ ~ ~6. <br />MAINTENANCE REQUIRED: <br />• INSPECTOR: 1B A _ rV l~'~J'COY1 . <br />is/dowmendgrtlypnd/Pondinsp.doc <br />