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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 />&1'1? 1Q <br />AREA #1 PIT <br />RISER CREST = 6854.11• BOTTOM OF DEWATERING <br />CULVERT = 6851.47 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: K; !' S/ - (a <br />Sediment level (% total storage) L/A <br />Outflow (cfs): 0 ' / o C S <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments <br />Inadequate Vegetation <br />Outlet Channel Erosion <br />Burrows <br />Other <br />STRUCTURAL: - / <br />Differential Settling <br />Cracks or Slides <br />Seepage <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways t/ <br />Dewatering Device Clogged f/ <br />Faulty Gates, Baffles, Pumps <br />Other <br />ADDITIONAL COMMENTS:_ <br />MAINTENANCE REQUIRED: <br />cle 6 r'e'f INSPECTOR: 46, W C IileA 0-1 <br /> <br />is/document/grtlypnd/Pondinsp. doc