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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 />F~~~o ~ <br />POND C <br />RISER CREST = 6864.4; LOWEST HOLE = 6862.3 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />ApprozimatewaterleveL• -~~62-~ <br />v <br />Sediment Ieve1(% total storage) '~ S /~ f' cl- . <br />Outflow (cfs>: d ~ P ~ 1 W~c r< ~~ ~ /,'I - /st <br />~'r r~ e <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES N.O/ <br />Rills & Gullies on Embankments v <br />Inadequate Vegetation <br />Outlet Channel Erosion ` / <br />Burrows _!~/ <br />Other <br />STRUCTURAL: <br />Differential Settling <br />Cracks or Slides <br />Seepage <br />Other <br />APPURTENANT STRUCTURES: <br />ADDITIONAL <br />MAINTENANC <br />Defective Spillways <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps <br />Other <br /> <br />~A <br />NA /~ <br />is/pand/grtlypnd/Pandinsp.doc <br />