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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 />q-A U/ <br />WASTE WATER TREATMENT POND # 3 <br />BERM CREST = 6852.5; BOTTOM POND = 6842.5 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: r, C a j"S <br />Sediment level (% total storage) /a- Q/c PSI' tr <br />Outflow (cfs): Q /??(, Gl V ? <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 Y <br />Cracks or Slides <br />Seepage f <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: V Ale ?l .T2 lGc n a . Se t /p :?JL Ar,_ <br />V -1 <br />INSPECTOR: S (J,,, i s/document/grtlypnd/Pondinsp.doc <br />