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<br />OPERATOR: <br />MINE: <br />DATE OF INSPECTION: <br />SEDIMENT POND IDENTIFICATION: <br />REFERENCE ELEVATIONS: <br />TWENTYMILE COAL COMPANY <br />FOIDEL CREEK MINE <br />~ 2z/ o~F <br />POND D <br />RISER CREST = 6849.9: LOWEST HOLE = 6846.5 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approrimate water level: 'C ~C~_[LL~ <br />Sediment level (% total storage) Jr~ /J <br />OutBow (cfs): /(() tl-~-I Di.[l <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments ~~ <br />Inadequate Vegetation l~ <br />Outlet Channel Erosion ~ <br />Burrows l/ <br />Other _~ <br />STRUCTURAL: <br />Differential Settling ~/ <br />Cracks or Slides ~~ <br />Seepage <br />Other ~G <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged _~ <br />Faulty Gates, Baffles, Pumps <br />Other ~~ <br />ADDITIONAL <br />MAINTENANCE <br />is/pond/grtlyrynd/POndinsp.doc <br />