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f <br />i` <br />i <br />OPERATOR: <br />• MINE: <br />DATE OF INSPECTION: <br />SEDIMENT POND IDENTIFICATION: <br />REFERENCE ELEVATIONS: <br />TWENTYMILE COAL COMPANY <br />FOIDEL CREEK MINE <br />9 ~ZY~a ~o <br />115 FCBH <br />DISCHARGE POINT = 6783 (approximate) <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: L 6 7~3 <br />Sediment level (% total storage) ~, lS-/1~0~ /o Fs~"'• <br />Outflow (cfs): N U ~-l (/Vli, <br />FEATURES PROBLEM COMMENTS <br /> <br />EROSIONAL: YES NO <br />Rigs & Gullies on Embankments <br /> <br />Inadequate Vegetation <br />Outlet Channel Erosion <br />• Burrows <br />O[her <br /> <br />STRUCTURAL: / <br />v <br />Differential Settling <br />Cracks or Slides // <br />Seepage _~ <br />Other <br /> <br />APPURTENANT STRUCTURES: <br /> <br />Defective Spillways <br /> <br />Dewatering Device Clogged v / <br /> / <br />Faulty Gates, Baftles, Pumps -(/ <br />Other <br />ADDITIONAL CI <br />MAINTENANCE <br /> <br />(~~2c fYd Coaw~~~ Or ~rw~ <br />~O rn~7rQ <br />y'raY~S T'e/ ~'J/m~ /YlU/2S 7 ~ fol ~-Cp( <br />~ t ~ 4V2. / l4 /1GI /~~ P~ ^ ~ ~e <br />is/documenVgrtlypnd/Pondinsp. doc <br />