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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 />C/ l l~d ~- <br />RISER CREST = 6843.4; DEWATER HOLE = 6840.6 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: 6, <br />Sediment level (% total storage) "`~ a~-.21`~L <br />Outflow (cfs): G 6 , b/ <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments / <br />Inadequate Vegetation / <br />Outlet Channel Erosion 1~ <br />Burrows <br />Other <br />STRUCTURAL: <br />Differential Settling .l <br />Cracks or Slides ~~ <br />Seepage / <br />Other <~ <br />APPURTENANT STRUCTURES: <br />Defective Spillways J <br />Dewatering Device Clogged <br />Faulty Gates, Ba[fles, Pumps ~~ <br />Other <br />ADDITIONAL COMMENTS: /VO,~,(__ <br />MAINTENANCE REQUIRED: iYP+u- -~ ,¢~ <br />INSPECTOR: <br />is/doc omenUgrttypnd/Pond insp. doc <br />