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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 />WASTE WATER POND FINAL POLISHING POND <br />BERM CREST = 6848; BOTTOM POND = 6838 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: ?- 6 V <br />Sediment level (% total storage) --C 0 ulo e d- <br />Outflow (cfs): 0.666 na n Jam, <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments <br /> <br />Inadequate Vegetation <br /> <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 V <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps <br />Other <br />ADDITIONAL COMMENTS: <br />MAINTENANCE REOUIREE <br />i ldocument/grtlypnd/Pondinsp. doe