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OPERATOR: <br />MINE: <br />DATE OF INSPECTION: <br />SEDIMENT POND IDENTIFICATION: <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />STRUCTURAL: <br />Differential Settling <br />Cracks or Slides <br />Seepage <br />Other <br />APPURTENANT STRUCTURES: <br />ADDITIONAL COMMENTS: <br />Defective Spillways <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps <br />Other <br />MAINTENANCE REQUIRED: <br />TWENTYMILE COAL COMPANY <br />FOIDEL CREEK MINE <br />41/.2 2_ <br />WASTE WATER TREATMENT POND # 1 <br />REFERENCE ELEVATIONS: BERM CREST = 6871.5; BOTTOM POND = 6861.5 <br />Approximate water level: • (8 (p ‘ _ Y" <br />Sediment level (% total storage) C"' 3 co <br />Outflow (cfs): 0 . n 1 <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments I/ <br />Inadequate Vegetation <br />Outlet Channel Erosion <br />Burrows <br />Other <br />/VC 4 "f(Vsti V•k f � 1 h <br />INSPECTOR: a 11 - -67 - <br />is /document/grtlypnd /Pondinsp.doc <br />