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PERIODIC INSPECTION FORM <br />9tockpoads or Sumps <br />INSPECTOR'S NAME: Aw Kam <br />FACILITY CONFIGURATION: c o ,pond <br />SITE NAME: T-2 <br />MINE NAME: c np a TI-W <br />MINE I.D. NO.: C-B2-057 <br />DATE: Qj/24/99 <br />DATE LAST INSPECTION: 12/14/98 <br />LOCATION: NW#cwi~ gec 22 TSN. R86W <br />LOCATION: B mi 5of Hayden. CO <br />OWNER'S REP.: Brad grown, Gen M--a3_ <br />1. Angle of elope: "+.3:i upstream, 2.3:1 downstream Total c .6:t N/A <br />2. *Seepage (specify location, color, and approximate volume) <br /> At isolated points on embankment elopes: Yee N <br />o N/A <br /> At natural hillside: Yee /~ <br />r~ <br />~ N/A <br /> Over widespread areas: Yee N/A <br /> From downstream foundation area: Yee ~ N/A <br /> "Boils" beneath stream or ponded water: Yee 1~ N/A <br />3. Cracks or ecarpe on crest: Yee ~ N/A <br />4. Cracks or ecarpe on elope: Yee N/A <br />5. Sloughing or bulging on elope: Yes ~ N/A <br />6. *Major erosion problems: Yee No N/A <br />7. Surface movements in valley bottom or on hillside: Yee ©o N/A <br /> <br />8. *Eroeion of toe: Yee No N/A <br />9. *Water impounded against downstream toe: Yes No N/A <br />10. Existing embankment freeboard: Approximately 6.9 feet <br />11. IIICre88e D@Crea6e In water level? No change feet <br />12. Cracks, bulging, or erosion on upstream face: Yes ~ N/A <br />13. Spillway erosion: Yee ~ N/A <br />16. *Clogging <br /> Spillway channels: Yee ~ 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 apace on the back of this sheet. <br />