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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 ~ a ~ <br />POND IDENTIFICATION <br />TYPE OF POND <br />P-1 P-3 P-4 P-5 P-6 <br />Detention Detention Detention Detention Detention <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: Dry, 1/10 Capacity, 1/10 Capacity, Drv, Dry <br />Sediment level (% total storage): 10%, 0", 0%, 10%, 10% <br />Outflow (cfs): No, No, No, No, No <br />FEATUkES <br />PR08LEM f.OMMFNTS <br />EROSIONAL: Yes No <br />Rills & 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: Ponds P-3 and P-4 were cleaned in September. Defective spillway <br />between ponds P-3 and P-4 was repaired. <br />MAINTENANCE REQUIRED: <br />NAME OF INSPECTOR: <br />