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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 />~ ~.2 9~6 2 <br />RISER CREST = 6864.4; LOWEST HOLE = 6862.3 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: <br />Sediment level(% totalstorage) <br />OutBow (cfs): <br />.c ~~6-~. 3 <br />s °~ <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments [l <br />Inadequate Vegetation ~' <br />Outlet 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 •i <br />Dewatering Device Clogged '" <br />Faulty Gates, Baffles, Pumps r~ <br />Other // <br />