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PERIODIC INSPECTION PORN <br />Stoekponds or Sumps <br />INSPECTOR'S NAME: Michael Altavilla DATE: 1],02/99 <br />FACILITY CONFIGURATION: c o pond DATE LAST INSPECTION: 09/22/99 <br />SITE NAME: T-4 LOCATION: cw'~~'~ Sec It TSN RR7W <br />MINE NAME: Seneca rr LOCATION: 7.1 mi SE of Hayden, CO <br />MINE I.D. NO.: C-RO-005 OWNER'S REP.: Brad Hrown. cen Mar <br />1. Angle of elope: 3:1 upstream, 2.5:1 downstream Total = 5.5:1 N/A <br />2. *Seepage (specify location, color, and approximate volume) <br /> At isolated points on embankment elopes: Yes ® N/A <br /> At natural hillside: Yes ~ N/A <br /> Over widespread areas: Yee ©o N/A <br /> Prom downstream foundation area: Yee ® N/A <br /> "Boils" beneath stream or ponded water: Yee No N/A <br />3. Cracks or ecarpe on crest: Yee ~ N/A <br />4. Cracks or ecarpe on elope: Yes ® N/A <br />5. Sloughing or bulging on elope: Yes ~ N/A <br />6. *Major erosion problems: Yee ® N/A <br />7. Surface movements in valley bottom or on hillside: Yee ~ N/A <br />8. *Eroeion of toe: Yes ®o N/A <br />9. *Water impounded against downstream toe: Yes ~ N/A <br />10. Existing embankment freeboard: Annroximately ~_ feet <br />11. Increase Decrease in water level: No chang e feet <br />12. Cracks, bulging, or erosion on upstream face: Yes ~ N/A <br />13. Spillway erosion: Yee ~ N/A <br />14. *Clogging <br /> Spillway channels: Yes ~ N/A <br /> Diversion ditches: Yee 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 />