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<br />OPERATOR: <br />MINE: <br />DATE OF INSPECTION: <br />SEDIMENT POND IDENTIFICATION: <br />REFERENCE ELEVATIONS: <br /> <br />TWENTYMILE COAL COMPANY <br />FOIDEL CREEK MINE <br />9 /z 4-j9c, <br />POND K <br />RISER CREST = 93 7• DEWATER HOLE = 91 0 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Outflow (cfs): /~ ~a£ <br />Approximate water level: /J°,~/E - AKy <br />Sediment level (% total storage) /~°lo <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments <br />Inadequate Vegetation '~ <br />Outlet Channel Erosion V <br />Burrows <br />STRUCTURAL: <br />Other <br />Differential Settling v <br />Cracks or Slidesa <br />Seepage '~ <br />Other _ _ _ <br />APPURTENANT STRUCTURES; <br />Defective Spillways <br />Dewalering Device Clogged <br />Faulty Cates, Baffles, Pumps <br />Other <br />ADDITIONAL COMM <br />MAINTENANCE REQUI <br />INSPECTOR: <br />I:/DOCUMENT/PON D IN S P. DOC <br />