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INSPECTOR'S NAME: Dennis Jones <br />FACILITY CONFIGURATION: Stockpond <br />SITE NAME: T -20 <br />MINE NAME: Seneca II -W <br />MINE I.D. NO.: C -82 -057 <br />Comments: <br />PERIODIC INSPECTION FORM <br />Stockponds or Sumps <br />Circle or write in appropriate response <br />t Y 1 u�vC ' k 6)S Q . P ,-Q <br />dQ °� <br />DATE: 0 I, <br />DATE LAST INSPECTION: 6j`a t II <br />LOCATION: NW�%NE Sec 15, T5N, R88W <br />LOCATION: 8 mi S of Hayden, CO <br />OWNER'S REP.: Dennis Jones, Manager <br />1. Angle of slope: 3.9:1 upstream, 4.6:1 downstream Total = 8.5:1 N/A <br />2. *Seepage (specify location, color, and approximate volume) <br />At isolated points on embankment slopes: Yes o N/A <br />At natural 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: ,$ € ms le. �c�J <br />11. Increase Decrease in water level: <br />12. Cracks, bulging, or erosion on upstream face: Yes <br />13. Spillway erosion: Yes <br />14. *Clogging <br />Spillway channels: Yes <br />Diversion ditches: Yes <br />feet <br />feet <br />N/A <br />N/A <br />N/A <br />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 space on the back of this sheet. <br />