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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 />gla!4AS <br />POND T <br />RISER CREST = 6907.9; LOWEST HOLE = 6904.9 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: ob /. Ci <br />Sediment level (% total storage) in %r. <br />Outflow (cfs): lvc- <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />STRUCTURAL: <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 />ADDITIONAL COMMENTS: <br />MAINTENANCE REQUIRED: <br />INSPECTOR: �• p <br />i : /document/grtlypnd/Pondinsp.doc <br />