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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 />POND FCT <br />RISER CREST = 55.0: DEWATER HOLE = 51.8 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: <br />Sediment level (% total storage) �� f <br />Outflow (cfs): !" T /l -- .5/ / I I D - ('nom ^,/�✓� e j Z u <br />/bt AAk krn� <7� -4 &S% C`eeK Y <f <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments co a r <br />Inadequate Vegetation <br />Outlet Channel Erosion ice- <br />Burrows o/ <br />Other <br />STRUCTURAL: <br />Differential Settling c/ <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: F %d2Q� C-kC /C- 9i 4 G / Yl / n . CZ) ✓/ n of <br />is /document/grtlypnd/Pondinsp.doc <br />