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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 />~ ~/2y~U~ <br />POND D <br />RISER CREST = 6849.9: LOWEST HOLE = 6846.5 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: b~' `y~ , 6 2 <br />e <br />Sediment level (% total storage) C5+- S'~(c~ ~o <br />Outflow (cfs): T~Vm ? /1 a 12 ~ ~ ~/ (' ~s <br />FEATURES PROBLEM COMMENTS <br /> <br />EROSIONAL: YES NO <br /> <br />Rills & Gullies on Embankments <br /> ~ <br />Inadequate Vegetation <br />Outlet Channel Erosion _~ <br /> ~ <br />Burrows <br />Other <br />STRUCTURAL: <br />Differential Settling <br />Cracks or Slides f <br /> <br />Seepage <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways iJ <br />Dewatering Device Clogged _~ <br />Faulty Gates, Baffles, Pumps ~/ <br />Other <br />ADDITIONAL <br />MAINTENANC <br />is/pond/grtlypnd/Pondinsp.da: <br />i^~ ~ I <br />^ <br />