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OPERATOR: <br />MINE: <br />DATE OF INSPECTION: <br />SEDIMENT POND IDENTIFICATION: <br />REFERENCE ELEVATIONS: <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Outflow (cfs): <br />Approximate water level: f r~~ <br />Sediment level (% total storage) ~D dl <br />TWENTYMILE COAL COMPANY <br />FOID L REEK MINE <br />~ G.3 <br />POND D <br />RISER CREST = 6849.9; LOWEST HOLE = 6846.5 <br />O <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: <br />Rills & Gullies on Embankments <br />Inadequate Vegetation <br />Outlet Channel Erosion <br />Burrows <br />Other <br />YES NO <br />!rte <br />l~ <br />v~ <br />_~ <br />STRUCTURAL: <br />Differential Settling ~~ <br />Cracks or Slides ~~ <br />Seepage ~~ <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways ~' <br />Dewatering Device Clogged ~' <br />Faulty Gates, Baffles, Pumps J,C <br />Other s~- <br />ADDITIONAL COMMENTS: <br />MAINTENANCE <br />is/pond/gNypnd/Pondinsp.doc <br />