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.. <br /> <br />PERIODIC INSPECTION FORM <br />Stockponds or Sumps <br />INSPECTOR'S NAME: Roy Karo <br />FACILITY CONFIGURATION: Stockpond <br />SITE NAME: T-22 <br />MINE NAME: Seneca II-W <br />MINE I.D. NO.: C-82-057 <br />DATE: 3/20/2002 <br />DATE LAST INSPECTION: 12/20/2001 <br />LOCATION: SE'/,S W'/„ Sec 10, TSN, R88W <br />LOCATION: 8 mi S of Hayden, CO <br />OWNER'S REP.: Gregg Kitchen Gen.Mgr. <br />Circle or write in appropriate response <br />1. Angle of slope: 3.5:1 upstream, 2.5:1 downstream Total = 6:1 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 o N/A <br /> Over widespread areas: Yes ~ <br />VVV N/A <br /> From downstream foundation area: Yes N/A <br /> "Boils" beneath stream or ponded water: Yes N/A <br />3. Cracks or scarps on crest: Yes ~ N/A <br />4. Cracks or scarps on slope: Yes ~ N/A <br />5. Sloughing or bulging on slope: Yes o N/A <br /> <br />6. *Maj Or erosion problems: Yes ~ N/A <br />7. Surface movements in valley bottom or on hillside: Yes ~o N/A <br /> <br />8. *Erosion of toe: Yes flol <br />~ N/A <br />9. *Water impounded against downstream toe: Yes 7~o N/A <br />10. Existing embankment freeboard: Approximately 3.0 feet <br />11. Increase x Decrease in water level: feet <br />12. Cracks, bulging, or erosion on upstream face: Yes ® N/A <br />13. Spillway erosion: Yes T~ N/A <br />14. *Clogging <br /> <br /> Spillway channels: Yes i~o N/A <br /> Diversion ditches: Yes Two 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 />$1 <br />