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~i <br />OPERATOR: <br />MINE: <br />DATE OF INSPECTION: <br />SEDIMENT POND IDENTIFICATION: <br />REFERENCE ELEVATIONS: <br />U <br />TWENTYMILE COAL COMPANY <br />FOIDEL CREEK MINE <br />9~ <br />POND G <br />RISER CREST = 6833.24; LOWEST HOLE = 6830.34 <br />OPERATIONAL STATUS AT T~VIE OF INSPECTION <br />Approximate water level: Ld~~ ~ <br />Sediment level (% total storage) ~ .f ~~s~ <br />Outflow (cfs): ~ <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies oo Embankments ~ <br />Inadequate Vegetation _y~ <br />Oullet Channel Erosion ,~ <br />Burrows v <br />Other _~~ <br />STRUCTURAL: <br />Differential Settling v <br />Cracks or Slides v <br />Seepage ~,~ <br />Qther <br />APPURTENANT STRUCTURES: <br />Defective Spillways !" <br />Dewatering Device Clogged ~ <br />Faulty Gates, Baffles, Pumps r< <br />Other <br />ADDITIONAL COMMENTS: .f~/)..~ <br />MAINTENANCE <br />i:/docvmenUgrtlypnd/Pondinsp.dac <br />