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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 />POND G <br />RISER CREST = 6833.24: LOWEST HOLE = 6830.34 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: G ( k13d _ 3 q <br />Sediment level (% total storage) A� S ,6 <br />Outflow (cfs): <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 />,/ <br />✓ 010. ►ant ( Ciede- ej CPL Z9' c3 <br />STRUCTURAL: <br />Differential Settling <br />Cracks or Slides <br />Seepage y <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps / <br />Other <br />ADDITIONAL COMMENTS: <br />MAINTENANCE REQUIRED: Ale rL Q <br />INSPECTOR: <br />i : /document/grtlypnd /Pondinsp.doc <br />