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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 />3?ZZbl <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: <br />v <br />Sediment level (% total storage) S'-(cf ter, <br />Outflow (cfs): (? ..a0(o n,Q aVQ <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments Yhk_ 5 nU? C G ??? <br />Inadequate Vegetation ell, <br />Outlet Channel Erosion <br />Burrows <br />Other <br />STRUCTURAL: <br />Differential Settling <br />Cracks or Slides <br />Seepage <br />Other <br />v <br />d' <br />APPURTENANT STRUCTURES: <br />Defective Spillways V <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps <br />Other <br />ADDITIONAL COMMENTS: <br />MAINTENANCE REQUIRED: Clv-c k CJ e ee6 n ssle , rit er <br />INSPECTOR: e, (/6/C &41S»1 <br />is/document/grtlypnd/Pondinsp. doc