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RERR COAL COMPANY <br />RERR MINE <br />QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />Pond C <br />Date 3-OS-2001 <br />1. Water Level (above or below dewater.ing 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 />::FEATURES <br />• PROBLEM <br />COMMENTS <br />YE3 NO <br />::EROSION: <br />:'Rills s Gullies on Embankments X :Snow & ice covered. <br />::Wave Erosion X <br />:;Spillway Erosion X <br />=Burrows X <br />"Others X <br /> <br />"STRUCTURAL: <br />;Differential Settling X <br />'.'.Cracks or Slides X <br />;;Seepage X <br />~~Other X <br /> <br />~~STRUCTURES: <br />::Principal Spillway <br />Clogged Orifice X <br />Clogged or Damaged Culvert X <br />Weir X <br />l~Emercency Spillway <br />Erosion X <br />Riprap ~ X <br />~~MAINTENANCE REQUIRED: None. <br />ii <br />;;MAINTENANCE PERFORMED: None. <br />:! <br />n <br />~~ <br />u ADDIT IONAL COMMENTS: Snow and ice covered. <br />:: <br />Ft <br />Ft <br />No <br />0 Ft <br />0 CFS <br /> <br /> <br /> <br />)i <br />ii <br />n <br />~~ <br />.. <br />~~ <br />'. <br />ii <br />ii <br />~~ <br />