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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 />R[SER CREST = 6833.24; LOWEST HOLE = 6830.34 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: '~(.ot~z- <br />Sedimentlevel (% total storage) LSO, <br />Outflow (cfs): ~ ~ F <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments / <br />Inadequate Vegetation / <br />Outlet Channel Erosion / <br />. Burrows ~~, <br />Other ~~ <br /> <br />STRUCTURAL: <br />Differential Settling ~~ <br />Cracks or Slides <br />Seepage <br />Other / <br /> <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps <br />Other ~ <br />ADDITIONAL <br />MAINTENANC <br />• <br />is/dowmenVgalypnd/Pwnli nsp.doc <br />