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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 />312b(tg <br />POND A <br />RISER CREST = 6937.3: LOWEST HOLE = 6933.5 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: `^ V9 3Li <br />s <br />Sediment level (% total storage) — V <br />Outflow (cfs): 2•% <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments P --- <br />STRUCTURAL: <br />Inadequate Vegetation <br />Outlet Channel Erosion <br />Burrows <br />Other <br />Differential Settling vo- <br />Cracks or Slides <br />Seepage <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged l!' <br />Faulty Gates, Baffles, Pumps �C <br />Other <br />ADDITIONAL COMMENTS: <br />MAINTENANCE REQUIRED: <br />Me <br />is documcnt/grtlypnd/Pondmsp.doc <br />