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PERIODIC INSPECTION FORM <br />Stockponde or Sumps <br />INSPECTOR'S NAME: Rov Karo <br />FACILITY CONFIGURATION: Stockoond <br />SITE NAME: T-4 <br />MINE NAME: Seneca II <br />MINE I.D. NO.: C-80-005 <br />DATE: 09/28/9 <br />DATE LAST INSPECTION: 06/26/96 <br />LOCATION: SWYS]EY.. Sec 11, TSN, R87W <br />LOCATION: 7-i m~ r of Hayden. CO <br />OWNER'S REP.: brad Brown, Gen Mar <br />Circle or write in aoorocriate reaoonae <br />1. Angle of slope: 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 slopes: Yee o N/A <br /> At natural hillside: Yes No N/A <br /> Over widespread areas: Yes N/A <br /> From downstream foundation area: Yes o N/A <br /> "Boils" beneath stream or ponded water: Yes N/A <br />3. Cracks or scarps on crest: Yes o N/A <br />4. Cracks or scarps on slope: Yes ~ o N/A <br />5. Sloughing or bulging on slope: Yea N/A <br />6. *Major erosion problems: Yes ~o N/A <br />7. Surface movements in valley bottom or on hillside: Yea o N/A <br />8. *Erosion of toe: Yes o N/A <br />9. *Water impounded against downstream toe: Yes N/A <br />10. Existing embankment freeboard: See comments 5 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: Yea ~ <br />o N/A <br />14. *Clogginq <br /> Spillway channels: Yes ~a N/A <br /> Diversion ditches: Yes ~l 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.l in the apace on the back of this sheet. <br />