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QUARTERLY POND INSPECTION REPORT <br />~~ • THIRD QUARTER 1985 • <br />OPERATOR: Snowmass Coal Company <br />MINE: North Thompson Creek Mines <br />DATE OF INSPECTION: October 7, 1985 <br />1 2 3 4 S <br />POND IDENTIFICATION <br />TYPE OF POND <br /> <br />P-7 <br />P-8 <br />P-9 <br />Refuse Pond Upper <br />Wash Plant <br />Detention Detention Sediment Sediment Sed-Incised <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: Drv, Drv, 1/10 Capacity. 1/10 Capacity, 1/10 Capacity <br />Sediment level (~ total storage): 10 o, 10%, Oro, 0`:, Can't Tell <br />Outflow (cfs): No, No, No, No, No <br />FFATIIkFC <br />PR(1RI FM ff1MMFNTC <br />EROSIONAL: Yes No <br />Rills 8 Gullies on Embankment x <br />Inadequate Vegetation x <br />Outlet Channel Erosion x <br />Burrows x <br />Other x <br />STRUCTURAL: Yes No <br />Differential Settling x <br />Cracks or Slides x <br />Seepage x <br />Other x <br />APPURTENANT STRUCTURES: Yes No <br />Defective Spillways x <br />Dewatering Device Clogged x <br />Faulty Gates, Baffles, Pumps x <br />Other x <br />ADDITIONAL COMMENTS: Pond P-9 and Refuse Pond were cleaned in September. <br />MAINTENANCE REQUIRED: <br />NAME OF INSPECTOR: <br />