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OPERATOR: TWENTYMILE COAL COMPANY <br />MINE: FOIDEL CREEK MINE <br />DATE OF INSPECTION: 6/21V( Z <br />SEDIMENT POND IDENTIFICATION: POND C <br />REFERENCE ELEVATIONS: RISER CREST = 6864.4; LOWEST HOLE = 6862.3 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />STRUCTURAL: <br />ADDITIONAL COMMENTS: <br />Approximate water level: <br />Sediment level (% total storage) <br />Outflow (cfs): <br />FEATURES PROBLEM <br />EROSIONAL: YES NO <br />V <br />Rills & Gullies on Embankments <br />Inadequate Vegetation <br />Outlet Channel Erosion <br />Burrows <br />Other <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 />MAINTENANCE REQUIRED: Re <br />1 k <br />GGP6O. <br />c -- <br />r <br />✓A e <br />u/ <br />INSPECTOR: 4 ol -e4Ysf r. <br />COMMENTS <br />1 /document /grtlypnd /Pondmsp.doc <br />