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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 />3,7/0 7 <br />POND FCT <br />RISER CREST = 55.0: DEWATER HOLE = 51.8 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: Sy. ~ ~ <br />0 <br />Sediment level (% total storage) P5-~_ ~'~~_ ,,~~~`O l~ <br />Outflow (cfs): Gj . ~ ~~ .,~1:F~xe = ~ ' ~Z~7 C~S <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 t/ <br />Cracks or Slides ~ <br />Seepage <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps I/ <br />Other <br />ADDITIONAL COMMENTS: <br />MAINTENANCE REQUIRED: l ~~G~/ ('a ~ ~c ~S ~/~i [S St/•~'+h1~Z /- <br />INSPECTOR: ~U /!6n i~a ~ri/J'6-a ' <br />is/pond/grtlypnd/Pondinsp.doc <br />