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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 />6/~ l6 ~ <br />POND F <br />RISER CREST = 6827.0: DEWATER HOLE = 6823.0 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water -evel: ~~ R23 . O <br />d <br />Sediment level (%a total storage) ti- S'tO /V <br />Outflow (cfs): /~ ~c1 h e. <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments <br />Inadequate Vegetation _~ <br />OuNet Channel Erosion <br />Burrows <br />Other <br />STRUCTURAL: <br />Differential Settling <br />Cracks or Slides <br />Seepage <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways 1~ <br />Dewatering Device Clogged e <br />!V <br />Faulty Gates, Baffles, Pumps M~' <br />Other <br />ADDITIONAL COMMENTS: <br />MAINTENANCE REQUIRED: C'/Pei/ m~ He/ 1/C'~efr. ~ J~-- Psi / ~/vN,2 ~ USG ~~r~e <br />INSPECTOR: :Pi/,ri:-, 4~F~/,47,.. <br />J <br />is/pond/yrtlypnd/POndinsp.doc <br />