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~. <br />OPERATOR: <br />MINE: <br />DATE OF INSPECTION: <br />SEDIMENT POND IDENTIFICATION: <br />REFERENCE ELEVATIONS: <br />TWENTYMILE COAL COMPANY <br />FOiDEL CREEK MINE <br />~/~~l~y <br />POND E <br />RISER CREST =6843.4; DEWATER ROLE = 68411.6 <br />OPERATIONAL STATUS AT TIME OF TNSPECTION <br />Approximate water level: ~ ~~• / <br />Sediment level (% total storage) .~ -r ~~ <br />Outflow (cfs): . ~ o-+ G~[e~ <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments ~C <br />Inadequate Vegetation V- <br />Outlet Channel Erosion ~~ <br />Burrows -~- <br />Other '~ <br />STRUCTURAL: <br />Differential Settling ~ <br />Cracks or Slides /~ <br />Seepage J <br />Other .~ <br />APPURTENANTSTRUCTURES: <br />Defcctive Spillways _~ <br />Dewatering Device Clogged ~C <br />Faulty Gates, Baffles, Pumps _~ <br />Other / <br />ADDITIONAL <br />MAINTENANC <br />is ~davmrnUgnl~pnd/Pondirtsp.doc <br />