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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 />6/y/~~ <br />POND B <br />EMBANKMENT CREST = 6872, F.L. Weir = 6866.3 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: Y,(/~- <br />a <br />Sediment level (% total storage) ~U a <br />Outflow (cfs): (~ , O~ ~ <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments <br />Inadequate Vegetation / <br />Outlet Channel Erosion / <br />Burrows tl <br />Other <br />STRUCTURAL: <br />Differential Settling `~ <br />Cracks or Slides ~ <br />Seepage ~ <br />Other ~ <br />APPURTENANT STRUCTURES: <br />Defective Spillways sG <br />Dewatering Device Clogged ~ <br />Faulty Gates, Batfles, Pumps ~ <br />Other 1L <br />ADDITIONAL COMMENTS: <br />MAINTENANCE REQUIRED: <br />is/documentlgrtlypnd/POndinsp.doc <br />