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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 />POND T <br />RISER CREST = 6907.9: LOWEST HOLE =_6904.9 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: (0 <br />Sediment level (% total storage) <br />Outflow (cfs): ' " U - <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments j—v1 6 h C d \/e <br />Inadequate Vegetation <br />Outlet Channel Erosion I ►Nc ✓ <br />STRUCTURAL: <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 REQUIRES <br />INSPECTOR: <br />i.ldocumenUgrtlypndlPondins p.doc <br />