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<br />OPERATOR: <br />MINE: <br />DATE OF INSPECTION: <br />SEDIMENT POND IDENTIFICATION: <br />REFERENCE ELEVATIONS: <br />TWENTYMILE COAL COMPANY <br />FOIDEL CREEK MINE <br />~~ <br />RISER CREST = 6907.9: LOWEST HOLE = 6904.9 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />bel~~ <br />Approximate water level: ~ ~~~ ( ~-5 <br />Sediment level(% totalstorage) '~ 5~~~ <br />OutFlow (cfs): ~ ~~ <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments `~ <br />Inadequate Vegetation <br /> <br />Outlet Channel Erosion <br />Burrows <br />Other _/ <br />STRUCTURAL: / <br />/ <br />Differential Settling <br /> <br />Cracks or Slides <br /> <br />Seepage <br />Other ~ <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps <br />Other <br />ADDITIONAL <br />MAINTENANCE REQUIRED <br />is/documenUgrtlypnd/Pond insp.doc <br />