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KERR COAL COMPANY <br />KERR MINE <br />QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />Pond D <br />Date 6-12-08 <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 />1.4 Ft <br />Ft <br />No <br />Ft <br />CFS <br /> PROBLEM <br />FEATURES <br />YES <br />NO COMMNTS <br />EROSION: <br />Rills & Gullies on Embankments <br />X <br />Wave Erosion X <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 See below <br />Clogged or Damaged Culvert X <br />Weir X <br />Emergency Spillway <br />Erosion <br />X <br />Riprap X <br /> <br />MAINTENANCE REQUIRED: On or about 5-07-08, the discharge pipe rusted through <br />and drained most of the water in the pond. <br />MAINTENANCE PERFORMED: Pipe was repaired within 7 to 10 days of discovery. <br />ADDITIONAL COMMENTS: None. <br />-? <br />NAME OF INSPECTOR ?