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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 />R zs 12n,g <br />18 LT POND 1 <br />BARREL OUTLET HOLE — 6860.5 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: <br />Sediment level (% total storage) a <br />Outflow (cfs): <br />FEATURES <br />PROBLEM COMMENTS <br />EROSIONAL: <br />YES NO <br />Rills & Gullies on Embankments <br />l� <br />Inadequate Vegetation <br />✓' <br />Outlet Channel Erosion <br />V' <br />Burrows <br />Other <br />STRUCTURAL: <br />Differential Settling <br />Cracks or Slides _Jeff <br />Seepage <br />Other _ <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps <br />Other v <br />ADDITIONAL COMMENTS - <br />MAINTENANCE REQUIRE] <br />iAocument/grt1ypnd/18 LTPondinsp.doc <br />