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RERR COAL COMPANY <br />RERR MINE <br />QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />Pond A <br />Date 9-18-96 <br />1. Water Level (above or below dewatering orifice) Above_ Below X <br />2. Sediment Level [below dewatering orifice (designed sediment level)] <br />3. Sediment Removal Required Yes <br />4. Outflow (depth of flow in weir) <br />5. Outflow <br />1.3 Ft <br />3.5 Ft <br />No <br />0 Ft <br />0 CFS <br /> PROBLEM <br />FEATURES <br />YES <br />NO COMMENTS <br />EROSION: <br />Rills b Gullies on Embankments <br />X <br />Wave Erosion X Approximately 18" cutting. <br />Spillway Erosion X <br />Burrows X <br />Others X <br /> <br />STRUCTURAL: <br />Differential Settling <br />X <br />Cracks or Slides X <br />Seepage X <br />Other X <br /> <br />STRUCTURES: <br />Principal Spillway <br />Clogged Orifice <br /> <br />X <br />Clogged or Damaged Culvert X <br />Weir X <br />Emergency Spillway <br />Erosion <br />X <br />Riprap X <br /> <br />MAINTENANCE REQUIRED: Riprap wave erosion area. <br />MAINTENANCE PERFORMED: None. <br />ADDITIONAL COMMENTS: Pond oversize due to previous sediment removal. <br />NAME OF INSPECTOR~~ ~"~=`~ ~~ ~ rl'~^~-~" ~~ <br />~.~G% Y <br />RFG/sl~./,,. <br />F~ ~ '~ <br />~ % ~ s <br />ceO=~ C <br />r ~ <br />f f V\ ~ <br />