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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 />9 ., o ~ <br />RISER CREST = 6833.24: LOWEST HOLE = 6830.34 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: <%y~~`- Lk<~e~aG«-- <br />Sedimentlevel(% totalstorage) ~ -s' d~ <br />Outflow (cfs): 6 <br />FEATURES PRO$LEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments /~ <br />Inadequate Vegetation ~~~ <br />Outlet Channel Erosion ~~~ <br />Burrows v~ <br />Other J~~ <br />STRUCTURAL: <br />Differential Settling v~ <br />Cracks or Slides _~~ <br />Seepage vim' <br />Other ~~ <br />APPURTENANT STRUCTURES: <br />Defective Spillways v/ <br />Dewatering Device Clogged !i <br />Faulty Gates, Baffles, Pumps ~~~ <br />Other <br />ADDITIONAL <br />MAINTENANC <br />is/documenUgrtlypnd/Pondinsp.doc <br />