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OPERATOR: <br />MINE: <br />DATE OF INSPECTION: <br />SEDIMENT POND IDENTIFICATION: <br />REFERENCE ELEVATIONS: <br />TWENTYMILE COAL COMPANY <br />MINE 1, MINE 2, ECKMAN PARK <br />POND A <br />RISER CREST = 6937.3: LOWEST HOLE = 6933.5 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: 6 • '7,S— <br />Sediment <br />7SSediment level (% total storage) <br />Outflow (cfs):_CA _ <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments <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 1Z <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps <br />Other <br />ADDITIONAL COMMENTS: <br />MAINTENANCE REQUIRED: Ak,r,sZ <br />INSPECTOR:p <br />i s/documenUgrtlypnd/Pondinsp.doc <br />