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PERIODIC INSPECTION FORM <br />Stockpoade or Susp~ <br />INSPECTOR'S NAMB: 84yC Rare <br />FACILITY CONFIGURATION: Stec pond <br />SITE NAME: T-29 <br />MINE NAME: Seneca II <br />MINE I.D. NO.: c-Rn-oo6 <br />DATE: 06/29/99 <br />DATE LAST INSPECTION: 03/24/99 <br />LOCATION: sWl~swl~ sec 1 TSN~ Rs7W <br />LOCATION: 7.1 mi s8 of Hayden CO <br />OWNER'S REP.: Hrad Brown Gen KQ~ <br />1. Angle of elopes 3:1 upstream, 4:1 downstream Total 7.1 N/A <br />2. *Seepnge (specify location, color, and approximate volume) <br /> At isolated points on embankment elopes: Yee ~ N/A <br /> At natural hillside: Yee ® N/A <br /> Over widespread nreae: Yee ~ N/A <br /> From downstream foundation area: Yee ~ N/A <br /> "Boils" beneath etreem or ponded water: Yes Q N/A <br />3. Cracks or scarps on treat: Yee to N/A <br />4. Cracks or scarps on elope: Yee 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 ar on hillside: Yee ~ N/A <br />8. *Eroeion of toe: Yee ® N/A <br />9. +Wnter impounded against downstream toe: Yee ® N/A <br />30. 8xieting embankment freeboard: sae comments feet <br />11. Increase Decrease in water level: 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: Yee N/A <br /> Diversion ditches: Yee ~ <br />No N/A <br />•Maior 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 />