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PERIODIC INSPECTION FORM <br />Stockponds or Sumps <br />INSPECTOR'S NAME: Dennis Jones DATE: 6 )9 f ( L <br />FACILITY CONFIGURATION: Stockpond DATE LAST INSPECTION:3 - 'v�,l <br />SITE NAME: T -20 LOCATION: NW %, Sec 15, T5N, R88W <br />MINE NAME: Seneca II -W LOCATION: 8 mi S of Hayden, CO <br />MINE I.D. NO.: C -82 -057 OWNER'S REP.: Dennis Jones, Manager <br />Circle or write in appropriate response <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: <br />At natural hillside: <br />Over widespread areas: <br />From downstream foundation area: <br />"Boils" beneath stream or ponded water: <br />3. Cracks or scarps on crest: <br />4. Cracks or scarps on slope: <br />5. Sloughing or bulging on slope: <br />6. *Major erosion problems: <br />Yes <br />Yes <br />Yes <br />Yes <br />Yes <br />Yes <br />Yes <br />Yes <br />Yes <br />7. Surface movements in valley bottom or on hillside: Yes <br />8. *Erosion of toe: Yes <br />9. *Water impounded against downstream toe: Yes <br />10. Existing embankment freeboard: See_ loa_te,0 <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 />N• <br />No <br />No <br />No <br />No <br />No <br />No <br />No <br />N <br />N <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <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 />Comments: nn e ��� ' D <br />1 In (` (J �n fr, k �Co '�cQ <br />1, 0 tot o $ a ,... cX.. V l.e C,.3 Z a it s <br />3 a Ockc. e5 VOa la c—V s � d 0. 1 ee4 <br />b (.c) 4 a ti- ce • vie « �. O <br />,p <br />) 1 <br />