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OPERATOR: <br />MINE: <br />DATE OF INSPECTION: <br />SEDIMENT POND IDENTIFICATION: <br />REFERENCE ELEVATIONS: <br />TWENTYMILE COAL COMPANY <br />FOD)EL CREEK MINE <br />POND F <br />RISER CREST = 6827.0; DEWATER HOLE = 6823.0 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />r4 .L <br />Approximate water level: <br />Sediment level (% total storage) f~" ~~ <br />Outflow (cfs}: ~ <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments / <br />Inadequate Vegetation 1G <br />Outlet Channel Erosion / <br />Burrows v <br />Other i/ <br />STRUCTURAL: <br />Differential Settling ~ <br />Cracks or Slides // <br />Seepage / <br />Other ~ <br />APPURTENANT STRUCTURES: <br />Defective Spillways / <br />Dewatering Device Clogged ~ <br />Faulty Gates, Baffles, Pumps ~ <br />Other ~~ <br />ADDITIONAL CI <br />MAINTENANCE <br />is/pond/grtlypnd/Pondinsp.doc <br />