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OPERATOR: <br />MINE: <br />DATE OF INSPECTION: <br />SEDIMENT POND IDENTIFICATION: <br />REFERENCE ELEVATIONS: <br />TWENTMILT COAL COMPANY <br />FOIDEL CREEK MINE _ <br />POND F /212ZJd 9 <br />RISER CREST = 6827.0; DEWATER HOLE = 6823.0 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: f2-3, 8 <br />Sediment level (% total storage) <br />Outflow (cfs): /?l7?1? <br />FEATURES PROBLEM COMMENTS <br /> <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments _' '110'J CU ?Q/ / r 1n l 4 $ <br />Inadequate Vegetation V(S 61 <br /> <br />Outlet Channel Erosion <br /> <br />Burrows <br />Other <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 <br />Other <br />ADDITIONAL COMMENTS: W l!1 e k S y- (/ C , ? ZV(U . <br />MAINTENANCE REQUIRED: C(f6y- ale /,I S©?l ?10? . <br />INSPECTOR: <br />is/document/grtlypnd/Pondi nsp.doc