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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 />/2 <br />POND FCT <br />RISER CREST = 55.0; DEWATER HOLE = 51.8 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: <br />c <br />Sediment level (% total storage) l <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 />STRUCTURAL: <br />Other <br />Differential Settling <br />Cracks or Slides <br />Seepage <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps <br />Other <br />ADDITIONAL COMMENTS: <br />MAINTENANCE REQUIRE[ <br />I: /j 'Q 40._ <br />INSPECTOR: 06, Vj C'- T1 ais -� <br />i /document/grtlypnd /Pondmsp.doc <br />