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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 />9~~a r2 <br />WASTE WATER TREATMENT POND # 2 <br />BERM CREST = 6858.5; BOTTOM POND = 6848.5 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: ~' h,~a ~ 7 <br />Sediment level (%a total storage) ''L/ 1 /~ e.Y~~ <br />outflow (ces): Q -od6 n.n G/~ <br /> <br />• <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments _/ <br />Inadequate Vegetation _~ <br />Outlet Channel Erosion <br />Burrows <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 <br />MAINTENANCE <br />n/Qeds f qe~~~ <br />n~'~r// /~ /ace <br />is/documen Vgrtlypnd/Pondi nsp.doc <br />