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OPERATOR: <br />• MINE: <br />DATE OF INSPECTION: <br />SEDIMENT POND IDENTIFICATION: <br />REFERENCE ELEVATIONS: <br />TWENTYMILE COAL COMPANY <br />FOIDEL CREEK MINE <br />f I ~ ~,~0~ <br />POND E <br />RISER CREST = 6843.4: DEWATER HOLE = 6840.6 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: 6 ~y~ <br />Sediment level (% total storage) 'L ~~ ~o <br />Outflow (cfs): ~ ~ n ~ 2'Z <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments <br />[nadequafe Vegetation <br />Outlet Channel Erosion <br />• Burrows <br />Other 1/ <br />STRUCTURAL: <br /> <br />Differential Settling <br />Cracks or Slides l/ <br />Seepage <br />Other ~~ <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewa[ering Device Clogged _~ <br />Faulty Gates, Baffles, Pumps ~~ <br />Other <br />ADDITIONAL Ct <br />MAINTENANCE <br />• <br />is/document/grtlypnd/Pond i nsp. doc <br />