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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: L 6 92-S <br />Sediment level (% total storage) S %0 Ps ?^• <br />Outflow (cfs): A-44 a I <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES N <br />O <br /> / <br />Rills & Gullies on Embankments <br />Inadequate Vegetation <br />Outlet Channel Erosion ^ <br />+? <br />?L Sno <br />ff a/ <br /> <br />Burrows / <br />y <br />Other <br />STRUCTURAL: / <br />Differential Settling <br />Cracks or Slides <br />Seepage <br /> <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps <br />Other <br />ADDITIONAL COMMENTS: ??** <br />MAINTENANCE REQUIRED: 1. L ! • ?C ?1r S1 ?? •? <br />)(75, <br />is /document/grtlypnd/Pondinsp. doc