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OPERATOR: <br />MINE: <br />DATE OF INSPECTION: <br />SEDIMENT POND IDENTIFICATION: <br />REFERENCE ELEVATIONS: <br />TWENTYMILE COAL COMPANY <br />FOIDEL C EK MINE <br />1S <br />1311-2013 <br />POND E <br />RISER CREST — 6843.4; DEWATER HOLE — 6840.6 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: <br />Sediment level (% total storage) ,,L IZ7tlGc� <br />Outflow (cfs): <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments ✓ <br />Inadequate Vegetation ✓ <br />Outlet Channel Erosion V <br />Burrows <br />Other V <br />STRUCTURAL: <br />Differential Settling <br />Cracks or Slides <br />Seepage <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps <br />Other <br />ADDITIONAL COMMENTS: _` ` 1 <br />MAINTENANCE REQUIRED: JC61 M � [�Q,l� �e femo\ & nA 'm tees <br />INSPECTOR: Ni'Ck 1Aib,(1 apcle) <br />i:r documenUgrtlypnd/Pondinsp.doc <br />