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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 />POND C <br />RISER CREST = 6864.4; LOWEST HOLE = 6862.3 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: <br />0 <br />Sediment level (% total storage) <br />Outflow (cfs): <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 <br />Cracks or Slides <br />Seepage <br />Other <br /> <br /> <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged ? <br />Faulty Gates, Baffles, Pumps <br />Other <br />ADDITIONAL COMMENTS: <br />MAINTENANCE REQUIRED: W ( /( C?eliy C61 f Sa /wZ,-. C4 a -? r611 Vert `eA ?. <br />INSPECTOR: ay l 4n W? /7 ?vS(4? <br />i : /doc ument/grt lyp n d/Pondi n s p. doc <br />