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RERR COAL COMPANY <br />RERR MINE <br />QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />Pond D <br />Date 10-17-95 <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 />9. Outflow (depth of flow in weir) <br />5. Outflow <br />1.95 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 & Gullies on Embankments <br />X <br />2" to 3". <br />Wave Erosion X Some minor. <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 /> \\111111111ry <br />P rRncipa l5Spi11way <br />Clogged Orifice <br />X ~`\\Q~POO'~~ ~,S~F.~~~ <br />~ O~' lQ~L ~q~ <br />•~~^o <br />Clogged or Damaged Culvert X r <br />~ C~~Q A~ <br />Weir X = S°' Q~1 • <br /> <br />Emergency Spillway <br />Erosion <br /> <br />X ~ <br />-o • 4. <br />~ ~ ~• <br />; <br />Riprap x ~ ~~~ <br /> <br />MAINTENANCE REQUIRED: None. 1~1 <br />MAINTENANCE PERFORMED: None. <br />ADDITIONAL COMMENTS: Pond oversize due to previous sediment removal. <br />~~ J~nv~ <br />NAME OF INSPECTOR ..RAJ t//" " Q•~~- <br />