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OPERATOR: TWENTYMILE COAL COMPANY <br />MINE: MINE 1, MINE 2, ECKMAN PARK <br />DATE OF INSPECTION: 'K' 1% - R - <br />SEDIMENT POND IDENTIFICATION: POND A <br />REFERENCE ELEVATIONS: <br />RISER CREST = 6937.3: LOWEST HOLE = 6933.5 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: <br />Sediment level (% total storage) <br />Outflow (cfs): <br />69 <br />D. i 100 <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments <br />STRUCTURAL: <br />Inadequate Vegetation <br />Outlet Channel Erosion <br />Burrows <br />Other <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: <br />MAINTENANCE REQUIRED: !! 1(14 <br />INSPECTOR: *-a (oaQ y <br />i t1n -t Genc{tn-Q. <br />i./document/grtlypnd/Pondinsp.doc <br />