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PERIODIC INSPECTION FORM <br />Stockponds or Sumps <br />INSPECTOR'S NAME: Michael G. Altavilla DATE: 09/28/94 <br />FACILITY CONFIGURATION: Stockoond DATE LAST INSPECTION: 06/08/94 <br />SITE NAME: T-3 SITE LOCATION: NE'aNE~e, Sec 11.T6N,R87W <br />MINE NAME: Seneca II LOCATION: 7.1 mi SE of Hayden, Colorado <br />MINE I.D. NO.: C-80-005 OWNER'S REP.: Scott Williams, Suot. <br />Circle or write in aooropriate resoonse <br />1. Angle of elope: 4:1 upstream, 4:1 downstream <br />2. *Seepage (specify location, color, and approximate volume) <br />At isolated points on embankment slopes: <br />At natural hillside: _ <br />Yes Roa N/A <br />Yes ~' N/A <br /> Over widespread areas: Yes ~Ip N/A <br /> From downstream foundation area: Yes No: N/A <br /> "Boils" beneath stream or ponded water: Yes ~~ N/A <br />3. Cracks or scarps on crest: Yes ~nJ N/A <br />4. Cracks or scarps on elope: Yes ~.4/ N/A <br />5. Sloughing or bulging on slope: Yes moo' N/A <br />6. *Major erosion problems: Yes ~ N/A <br />7. Surface movements in valley bottom or on hillside: Yes ~; N/A <br />8. *ECOelOn of toe: Yes ~ N/A <br />9. +Water impounded against downstream toe: Yes ~ N/A <br />10. Existing embankment freeboard: from crest = 9 feet (approx) <br />11. Increase X Decrease in water level: ADAL'Ox. 2 feet <br />12. Cracks, bulging, or erosion on upstream face: Yes ~10~ N/A <br />13. Spillway erosion: Yes CNO) N/A <br />14. *Clogging <br /> Spillway channels: Yes ~.o? N <br />~ <br /> Diversion ditches: Yes No . <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 />Total = 8:1 N/A <br />SEE COMMENTS <br />