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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 />9/zo/o s~ <br />POND F <br />RISER CREST = 6827.0; DEWATER ROLE = 6823.0 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: G (b'~ <br />Sediment level (% total storage) L' ~ <br />Outflow (c(s): /Jd ~/d vt! <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments ~ <br />Inadequate Vegetation <br />_~ . <br />Outlet Channel Erosion <br />Burrows <br />Other <br />STRUCTURAL: / <br />Differential Settling <br /> <br />Cracks or Slides <br />Seepage <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged ,~ <br />Faulty Gates, Baffles, Pumps ry~~ <br />Other <br />ADDITIONAL COMMENTS:, <br />MAINTENANCE REOUTAEII <br />'~ ~ <br />iJpond/gnlypnd/Pondinsp.doc <br />1 <br />