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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 />i 2~Z~r~d ~ <br />POND F <br />RISER CREST = 6827.0; DEWATER HOLE = 6823.0 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: G ~v ~~3 <br />Sediment level (% total storage) ~ ~c~ nlr~ ~5~~ <br />Outflow (cfs): ~0 ~l Cl v~/ , <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments ''~ <br />Inadequate Vegetation <br />Outlet Channel Erosion ~ Sh (h.J Ce/a/-t-./ <br />Burrows <br />Other <br />STRUCTURAL: <br />Differential Settling <br />Cracks or Slides <br />Seepage <br />Other <br /> <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged =~ <br />Faulty Gates, Baffles, Pumps /1~i~- <br />Other <br />ADDITIONAL COMMENTS: <br />MAINTENANCE REQUIRED: <br />INSPECTOR: IC7 !7a r~ WA // ~/i/SF}r <br />is/pond/grtlypnd/Pondinsp.doc <br />