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•, <br />OPERATOR: <br />MINE: <br />DATE OF INSPECTION: <br />SEDIMENT POND IDENTIFICATION: <br />REFERENCE ELEVATIONS: <br />TWENTYMILE COAL COMPANY <br />FOIDEL CREEK MINE <br />~s /!~ (oil <br />POND FCT <br />RISER CREST = 55.0; DEWATER HOLE = 51.8 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />i <br />Approximate water level: ~O~~U ~ ~a' W ~U.(~i~, <br />~,~/ <br />Sediment level (% total storage) ~' ~D "/ ~ <br />Outflow (cfs): ~~rVL <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments / <br />Inadequate Vegetation ~ <br />Outlet Channel Erosion t/ <br />Burrows ~ <br />Other ~~ <br />STRUCTURAL: <br />Differential Settling l~ <br />Cracks or Slides <br />Seepage 1~ <br />Other ~,G <br />APPURTENANT STRUCTURES: <br />Defective Spillways ~~ <br />Dewaterfng Device Clogged SC <br />Faulty Gates, Baffles, Pumps ~~ <br />Other l/ <br />ADDITIONAL <br />MAINTENANCE REQUIRED: ~~~ <br />is/pond/grtlypnd/Pondinsp.doc <br />