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OPERATOR: <br />MINE: <br />DATE OF INSPECTION: <br />SEDIMENT POND IDENTIFICATION: <br />REFERENCE ELEVATIONS: <br />TWENTMILT COAL COMPANY <br />FOIDEL CREEK MINE <br />POND F <br />RISER CREST = 6827.0; DEWATER HOLE = 6823.0 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: G F ?.3 <br />Sediment level (% total storage) lo G <br />/d <br />Outflow (cfs): No 2, e-- <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments <br />Inadequate Vegetation <br />Outlet Channel Erosion <br />Burrows <br />Other <br />r/ <br /> <br />STRUCTURAL: <br />Differential Settling <br />Cracks or Slides <br />Seepage <br />Other <br />f"/ <br />y <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged 7 <br />Faulty Gates, Baffles, Pumps o <br />Other <br />ADDITIONAL COMMENTS: .S l/?v? /J?eo/ ?2?? (' ?r'a ?'0?1 ?>'v?'L? c' / ?- ?4 ?/ - <br />MAINTENANCE REQUIRED: weer sti'%?1 i ei? J ??y Al. ?b C o4 f/piC- . <br />is/document/grtlypnd/Pondinsp.doc