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ti <br />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: L10I ~ ~~3 (~11> <br />Sediment level(% totalstorage) "`~ S°~D <br />Outflow (cfs): <br />FEATURES PROBLEM COMMENTS <br /> <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments 1/ <br />Inadequate Vegetation <br /> <br />Outlet Channel Erosion <br />Burrows <br />Other <br />STRUCTURAL: <br />Differential Settling <br />Cracks ar Slides J~ <br />Seepage r/ <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged 1 <br />Faulty Gates, Baffles, Pumps ~,L <br />Other J~ <br />ADDITIONAL <br />MAINTENAN( <br />is/pond/grtlypnd/Pondinsp.doc <br />