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!tE.RR COAL COMPAPfY <br />KERR MINE <br />Quarterly Sedimentation Pond Inspection Report <br />Pond C <br />Date July 6, 1992 <br />OPERATIONAL STATUS <br />1. Water Level (Staff Gauge Reading -Water) est 3.1 Ft. <br />2. Sediment Level CStaff Gauge Reading - Sediment) < 3.1 Ft. <br />3. Outflow (Depth of Water in Weir) n Ft. <br />4. Actual Water Level: <br />3.9 - 10 + Item 1 -3'0 Ft. <br />5. Percent of Total Sediment Storage: <br />SO - Item 2 <br />100 - x 100 n 7 <br />3.9 <br />6. Outflow (CFS>: 2.49 x (Item 32.6) n CFS <br />FEATURES PROBLEMS COMMENTS <br />EROSIONAL: <br />Rills ~ Gullies on Emban3onent YES NO <br />% <br />Inadequate Yegetatioa ~ <br />Outlet Channel Erosion ~ <br />Burrows ~ <br />Other _~ <br />STRUCTURAL: <br />Differential Settling YES NO <br />_g_ <br />Cracks or Slides ~ <br />Seepage _~ <br />Other ~ <br />APPURTENANT STRUCTURES: <br />Defective Spillways YES NO <br />~ <br />Dewatering Device Clogged ~ <br />Faulty Weir Installation _~ <br />Other ~_ <br />ADDITIONAL COMMENTS: pond oversized due to sediment removal <br />MAINTENANCE REQUIRID: <br />NAME OF INSPECTOR: ~-~1 q~~,~e-fi <br />