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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 />31~-iay~ <br />RISER CREST = 6843.4: DEWATER HOLE = 6840.6 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: ~ VXJ <br />Sediment level(% totalstorage) JO a~ <br />Outflow (cfs): ~ ~ 7 UZ'1 C~ Ylb ran <br />FEATURES PROBLEM COMMENTS <br /> <br />EROSIONAL: YES NO <br />Ril-s & Gullies on Embankments <br />Inadequate Vegetation / <br />Outlet Channel Erosion y <br />Burrows l/ <br />Other ~G <br />STRUCTURAL: <br />Differential Settling l/ <br />Cracks or Slides ~L <br />Seepage <br />Other '/ <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged ~G <br />Faulty Gates, Baffles, Pumps 1G <br />Other ~~ <br />ADDITIONAL Cl <br />MAINTENANCE <br />is/pond/grtlypnd/Pondinsp.doc <br />