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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 />t01 z7/l (o <br />POND C <br />RISER CREST = 6864.4• LOWEST HOLE = 6862.3 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: <br />Sediment level (% total storage) <br />Outflow (cfs): <br />�(, b7.3 <br />< 5`-7'a <br />!U0n 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 v -- <br />STRUCTURAL: <br />Differential Settling !� <br />Cracks or Slides <br />Seepage r� <br />Other ✓ <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps 'K - <br />Other e - <br />ADDITIONAL COMMENTS: <br />MAINTENANCE REQUIRED: 0011 <br />INSPECTOR: 6' <br />is document/grtlypnd/Pondinsp.doc <br />