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OPERATOR: <br />MINE: <br />DATE OF INSPECTION: <br />SEDIMENT POND IDENTIFICATION: <br />REFERENCE ELEVATIONS: <br />TWENTYMILE COAL COMPANY <br />1'91DEL CREEK MINE <br />/!~iy~o 2 <br />POND B <br />EMBANKMENT CREST = 6872. F.L. Weir = 6866.3 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: <br />Sediment level (% total storage) <br />Outflow (cfs): 4 • G ~ <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments `~ <br />Inadequate Vegetation / <br />Outlet Channel Erosion r <br />Burrows <br />Other r <br />STRUCTURAL: <br />Differential Settling <br />Cracks or Slides / <br />Seepage ~ <br />Other .v- <br />APPURTENANT STRUCTURES: <br />Defective Spillways ~% <br />Dewa[ering Device Clogged ~! <br />Faulty Gates, Baffles, Pumps r <br />Other ~- <br />ADDITIONAL COMMENTS: <br />MAINTENANCE REQUIRED: /Uon~ ,, <br />,~~~a. i <br />/G-/S <br />is/pond/grtlypnd/Pondinsp.doc <br />