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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 />b di <br />POND G <br />RISER CREST = 6833.24; LOWEST HOLE = 6830.34 <br />OPERATIONAL STATUS AT TIME OF INSPECTION, <br />Approximate water level: C6 ?' 3 0 •3Y <br />Sediment level (% total storage) S %U (? Ps?'• <br />Outflow (cfs): ?l?dn <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments V <br />Inadequate Vegetation <br />Outlet Channel Erosion 1 / S ?•? ?? ?? <br />Burrows Gd j > ?`T rC7 <br />Other <br />STRUCTURAL: <br />Differential Settling <br />Cracks or Slides <br />Seepage <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways V <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps <br />Other <br />ADDITIONAL COMMENTS: <br />MAINTENANCE <br />i ldocument/grtlypnd/Pondinsp. doc