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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 />WASTE WATER TREATMENT POND # 1 <br />BERM CREST = 6871.5: BOTTOM POND = 6861.5 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: if .43-7 rr <br />Sediment level (% total storage) 're, <br />Outflow (cfs): -1 <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments Sh 0"✓ C0 <br />Inadequate Vegetation CG�2 C�� i� S� �•n r <br />Outlet Channel Erosion J <br />Burrows <br />Other <br />STRUCTURAL: / <br />Differential Settling <br />Cracks or Slides <br />Seepage / <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways 1 <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps <br />Other <br />ADDITIONAL COMMENTS: <br />MAINTENANCE REQUIRED: NydYQ_ JJ // <br />INSPECTOR: '� I'(eKcco-r— <br />i:/document/grtlypnd/Pondinsp.doc <br />