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PERIODIC INSPECTION FORM <br /> Stockponds or Sumps <br />INSPECTOR'S NAME: Mike Altavilla DATE: 06/29/00 <br />FACILITY CONFIGURATION: Stockpond DATE LAST INSPECTION: 03/31/00 <br />SITE NAME: T-28 LOCATION: Sw'/.NE'/.,Sec2,75N,R87W <br />MINE NAME Seneca II LOCATION: 7.1 mi SE of Hayden, CO <br />MINE I.D. NO.: C-80-005 OWNER'S REP.: Brad Brown, Gen Mgr <br />Circle/Indicate or write in appropriate response <br /> 1. Angle of slope: 3:1 upstream, 4:1 downstream Total = 7:1 N/A <br /> 2. 'Seepage (specify location, color, and approximate volume) <br /> At isolated points on embankment slopes: Yes No N/A <br /> At nature) hillside: Yes No N/A <br /> Over widespread areas: Yes No N/A <br /> From downstream foundation area: Yes No N/A <br /> "Boils" beneath stream or ponded water: Yes No N/A <br /> 3. Cracks or scarps on crest: Yes No N/A <br /> 4. Cracks or scarps on slope: Yes No N/A <br /> 5. Sloughing or bulging on slope: Yes No N/A <br /> 6.'Major erosion problems: Yes No N/A <br /> 7. Surface movements in valley bottom or on hillside: Yes No N/A <br /> 8.' Erosion of toe: Yes No N/A <br /> 9.' Water impounded against downstream toe: Yes No N/A <br /> 10. Existing embankment freeboard: approximately 2.0 (feet) <br /> 11. _ _ Increase _ _ Decrease in water level: no change (feet) <br /> 12. Cracks, bulging, or erosion on upstream face: Yes No N/A <br /> 13. Spillway erosion: Yes No N/A <br /> 14. 'Clogging <br /> Spillway channels: Yes No N/A <br /> Diversion ditches: Yes No NIA <br /> 'Major adverse changes in these items could cause instability and should be reported to the Enginee ring Manager and <br /> Mine Superintendent for further evaluation. Adverse conditions noted in these i tems should norm ally be described <br /> (extent, location, volume, etc.) in the space on the back of this sheet. <br /> 1/~~roro+/t,.w,~r.~v-e~.y....,nrA~~.g..,.~ <br /> <br /> <br />