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PERIODIC INSPECTION FORM <br />Stockponds or Sumps <br />INSPECTOR'S NAME: Roy Karo <br />FACILITY CONFIGURATION: Stockpond <br />SITE NAME: T-29 <br />MINE NAME: Seneca II-W <br />MINE I.D. NO.: C-82-057 <br />DATE: ~ ~3// <br />DATE LAST INSPECTION: <br />LOCATION: SW ,NE',, Sec 9, TSN, R88W <br />LOCATION: 8 mi S of Hayden, CO <br />OWNER'S REP.: Gregg Kitchen Gen.Mgr. <br />Circle or write in appropriate response <br />1. Angle of slope: 3.9:1 upstream, 9.6:1 downstream Total = 8.5:1 N/A <br />2. *Seepage (specify location, color, and approximate volume) <br /> At isolated points on embankment slopes: Yes No N/A <br /> At natural hillside: Yes No N/A <br /> Over widespread areas: Yes No N/A <br /> From downstream foundation area: Yes No N/A <br /> "Boils" beneath stream or ponded water; Yes No N/A <br />3. Cracks or scarps on crest: Yes No N/A <br />9. Cracks or scarps on slope; Yes No N/A <br />5. Sloughing or bulging on slope: Yes No N/A <br />6. *Major erosion problems: Yes No N/A <br />7. Surface movements in valley bottom or on hillside: Yes No N/A <br />8. *Erosion of toe: Yes o N/A <br />9. *Water impounded against downstream toe: Yes N/A <br />10. Existing embankment freeboard: feet <br />11. Increase Decrease in water level: feet <br />12. Cracks, bulging, or erosion on upstream face: Yes o N/A <br />13. Spillway erosion: Yes No N/A <br />14. *Clogging <br /> Spillway channels: Yes No N/A <br /> Diversion ditches: Yes No N/A <br />*Major adverse changes in these items could cause instability and should be reported to <br />the Engineering Manager and Mine Superintendent for further evaluation. Adverse <br />conditions noted in these items should normally be described (extent, location, volume, <br />etc.) in the space on the back of this sheet. <br />Comments: NQ ~'//4.V~(C <br />55 <br />