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OPERATOR: TWENTYMILE COAL COMPANY <br />MINE: FOIDEL CREEK MINE <br />DATE OF INSPECTION: 1'2/2 ((c9 <br />SEDIMENT POND IDENTIFICATION: POND FCT <br />REFERENCE ELEVATIONS: RISER CREST = 55.0; DEWATER HOLE = 51.8 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />STRUCTURAL: <br />ADDITIONAL COMMENTS: <br />MAINTENANCE REQUIRED: <br />Approximate water level: <br />Sediment level (% total storage) ` <br />Outflow (cfs): X11 /1 .4.... cf o z ? 3-1. <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments 1/ <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 />rya <br />/ <br />INSPECTOR: iv ,. �l / v� ✓ i g--. <br />1 /documentlgrtlypnd /Pondmsp doc <br />