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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 />rS&zz'� 6 <br />POND E <br />RISER CREST = 6843.4; DEWATER HOLE = 6840.6 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: 6 C <L rfl ✓P_ -- <br />Sediment level (% total storage) -7- <br />Outflow (cfs): AZQ A -e— <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments T)-i0t'J Cp✓ey' <br />Inadequate Vegetation <br />Outlet Channel Erosion <br />STRUCTURAL: <br />Burrows <br />Other <br />Differential Settling 1// <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: CAe-C k- <br />is/document/grtlypnd/Pondinsp. doc <br />