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PBRIODIC INSPECTION FORM <br />Stockponds or Sumps <br />INSPECTOR'S NAME: M'_ha t Al avitta <br />FACILITY CONFIGURATION: Stocknend <br />SITE NAME: T-26 <br />MINE NAME: Seneca rr <br />MINE I.D. NO.: c-BO-005 <br />DATE: 11/02 /~99 <br />DATE LAST INSPECTION: OQ,/22/99 <br />LOCATION: SW'~NEk Sec 2 TSN R87W <br />LOCATION: 7.7 m+ cF of Hayden, CO <br />OWNER'S REP.: Brad Brown Gen Mq~ <br />1. Angle of elope: 3:1 upstream, ae1 downstream Total = ~~ N/A <br />2. *Seepage (specify location, color, and approximate volume) <br /> At isolated points on embankment elopes: Yee ~ N/A <br /> At natural hillside: Yea ® N/A <br /> <br /> Over widespread areas: Yee ® N/A <br /> From downstream foundation area: Yee ® N/A <br /> "Boils" beneath stream or ponded water: Yee ~ N/A <br />3. Cracks or ecarpe on crest: Yes ~ N/A <br />4. Cracks or ecarpe on elope: Yea ® N/A <br />5. Sloughing or bulging on elope: Yee ® 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: Yee ~ N/A <br />9. *Water impounded against downstream toe: Yee ~ N/A <br />10. Existing embankment freeboard: a.,pproximately ~ feet <br />11. Increase Decrease in water level: No change feet <br />12. Cracks, bulging, or erosion on upstream face: Yee ~ N/A <br />13. Spillway erosion: Yes ~ N/A <br />14. *Clogging <br /> <br />Spillway channels: <br />Yes GGG---,,, <br />N/A <br /> Diversion ditches: Yee ~ 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 apace on the back of this sheet. <br />