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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 />l y 62 <br />RISER CREST = 6907.9: LOWEST HOLE = 6904.9 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: ~~ <br />Sediment level(% totalstorage) -~ /U '. <br />Outflow (cfs): <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments ~ <br />Inadequate Vegetation ~ <br />Outlet Channel Erosion ~ <br />Burrows J <br />Other <br />STRUCTURAL: <br />Differential Settling JL <br />Cracks or Slides ~ <br />Seepage <br />Other ~~ <br />APPURTENANT STRUCTURES: <br />Defective Spillways J <br />Dewatering Device Clogged ~~ <br />Faulty Gates, Baffles, Pumps ~ <br />Other i <br />ADDITIONAL Ci <br />MAINTENANCE <br />i:/document/grtlypnd/Pondinsp.doc <br />