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<br />PERIODIC INSPECTION FORM <br />` Stockponds or Sumps <br />INSPECTOR'S NAME: Roy Karo DATE: 3/20/2002 <br />FACILITY CONFIGURATION: Stoc kp ond DATE LAST INSPECTION: 12/20/2001 <br />SITE NAME: T-8 LOCATION: NE /SW'/„ Se c 12, TSN, 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.: Gregg Kitchen Gen. Mgr. <br />Circle or write in appropriate response <br />1. Angle of slope: 3:1 upstream, 3.5:1 downstream Total = 6.5:1 N/A <br />2. *Seepage (specify location, color, and approximate volume) <br /> At isolated points on embankment slopes: Yes ~ N/A <br /> At natural hillside: Yes QS~ N/A <br /> Over widespread areas: Yes I~ N/A <br /> From downstream foundation area: Yes //// <br />\`-' N/A <br /> "Boils~~ beneath stream or ponded water: Yes I~ N/A <br />3. Cracks or scarps on crest: Yes No\ N/A <br />4. Cracks or scarps on slope: Yes T~ N/A <br />5. Sloughing or bulging on slope: Yes ~ N/A <br />6. *Major erosion problems: Yes N/A <br />7. Surface movements in valley bottom or on hillside: Yes N/A <br />B. *Erosion of toe: Yes ~ N/A <br />9. *Water impounded against downstream toe: Yes 5~ <br />Nva N/A <br />10. Existing embankment freeboard: Approximately 2 feet <br />il. Increase Decrease in water level: No change feet <br />12. Cracks, bulging, or erosion on upstream face: Yes ~ N/A <br />13. Spillway erosion: Yes ~ N/A <br />14. *Clogging <br /> Spillway channels: Yes ~ N/A <br /> Diversion ditches: Yes c~ 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 />13 <br />