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OPERATOR: TWENTYMILE COAL COMPANY <br />MINE: FOIDEL CREEK MINE <br />DATE OF INSPECTION: /-;G /('-.. <br />SEDIMENT POND IDENTIFICATION: WASTE WATER TREATMENT POND # 3 <br />REFERENCE ELEVATIONS: BERM CREST = 6852.5; BOTTOM POND = 6842.5 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: <br />Sediment level (% total storage) <br />Outflow (cfs): <br />(U /n <br />0 - c 2 <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments 17 <br />Inadequate Vegetation <br />STRUCTURAL: <br />Outlet Channel Erosion <br />Burrows <br />Other <br />Differential Settling <br />Cracks or Slides <br />Seepage <br />Other <br />APPURTENANT STRUCTURES: <br />ADDITIONAL COMMENTS: <br />Defective Spillways <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps <br />Other <br />V <br />MAINTENANCE REQUIRED: A/Cyl / <br />INSPECTOR: j • A. /K(/ i e <br />1 /document/grtlypnd /Pondmsp.doc <br />