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OPERATOR: <br />MINE: <br />DATE OF INSPECTION: <br />fiEDIMENT POND IDENTIFICATION: <br />REFERENCE ELEVATIONS: <br />TWENTYMILE COAL COMPANY <br />FOH)EL CREEK MINE <br />3~L9 /~G <br />POND T <br />RISER CREST = 6904.9: LOWEST HOLE = 6907.9 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: 6 9oB L <br />Sediment level (% total storage) 25°10 (ES-r~ <br />Outflow (cfs): ~ ~a <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments X ,j~,lo(.,~ CoJF~ ~ <br />Inadequate Vegetation k <br />Outlet Channel Erosion ~ <br />Burrows K <br />Other ~ <br />STRUCTURAL: <br />Differential Settling <br />Cracks or Slides <br />Seepage <br />Olher <br />)< ~~o~ Gb~FieF~ <br />APPURTENANT STRUCTURES; <br />Defective Spillways X <br />Dewatering Device Clogged ~~ <br />Faulty Gates, Battles, Pumps ~_ <br />Other _~ <br />ADDITIONAL COMMENTS: ~'~~ <br />MAINTENANCE REQUIRED: ~+'~ <br />r~~q <br />I: DOCUEMNT/PON DINS P.DOC <br />