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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 />18 LT POND 1 <br />BARREL OUTLET HOLE = 6860.5 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: "D V ss - <br />Sediment level (% total storage) 10 °[p <br />Outflow (cfs): d CEJ <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments 1/' <br />made ate V. elation LI -1 <br />qu g <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 J� <br />Faulty Gates, Baffles, Pumps ✓ <br />Other <br />ADDITIONAL COMMENTS: a <br />MAINTENANCE REQUIRED: )9en12 <br />INSPECTOR: <br />O <br />i documentlgrtiypnd/18 LT Pondmsp.doc <br />