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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 />j~y/vim <br />POND G <br />RISER CREST = 6833.24; LOWEST HOLE = 6830.34 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: L 6 ~ 3 3 ~ Z_~ <br />v <br />Sediment level (% total storage) ~,, /'ly /~/ ~ P~ 1" <br />Outflow (cfs): /V dlrl/~ <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments ~ <br />Inadequate Vegetation ;~ ~n dv/ Cv /2~c?~ ~ <br />Outlet Channel Erosion ~ j C"~' <br />_~ <br />Burrows <br />Other <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 N ~' <br />Other <br />ADDITIONAL COMMENTS: <br />MAINTENANCE REQUIRED: <br />~ ~ /' „cL <br />INSPECTOR: <br />is/pond/grtlyp nd/Pondinsp. doc <br />