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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 />Z <br />POND G <br />RISER CREST = 6833.24; LOWEST HOLE = 6830.34 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: 6 ?-W- 3"y <br />Sediment level (% total storage) -10 0/Q qj f- <br />Outflow (cfs): <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments V <br />Inadequate Vegetation <br />Outlet Channel Erosion <br />Burrows d d eS -- s I?S(??, vS ?K <br />Other P is 0 ?GJ ?* t/l ` <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: ? ? k S l7-0U , <br />MAINTENANCE REQUIRED: <br />INSPECTOR: QGI 4AI-4t?? <br />is/document/grtlypnd/Pondinsp. doc