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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 />/~/~-Y~7 <br />POND C <br />RISER CREST = 6864.4; LOWEST HOLE = 6862.3 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: ~'C 6Y6 Z <br />c <br />Sediment level (% total storage) ~ n~~ ~o ~S ~-- <br />Outflow (cfs): / yt~ ,~r1~ <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments (.~ SY~~~ <br />Inadequate Vegetation ~ <br />c~~:%~Q~ <br />Outlet Channel Erosion ~/' <br />Burrows <br />Other <br />STRUCTURAL: <br />Differential Settling <br />Cracks or Slides <br />Seepage <br />Other <br />-7 <br /> <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged ~~ <br />Faulty Gates, Baffles, Pumps N~ <br />Other <br />ADDITIONAL COMMENTS: <br />MAINTENANCE REQUIRED: <br />INSPECTOR: IC) /~(1 i. Ci ~Y~/S(?v~ <br />is/pond/grtlypnd/Pondinsp.doc <br />