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<br />1 j <br />PERIODIC INSPECTION FORM <br />Stockponds or Sumps <br />INSPECTOR'S NAME: Roy Ka ro DATE: 3/20/2002 <br />FACILITY CONFIGURATION: Stockpond DATE LAST INSPECTION: 12/20/2001 <br />SITE NAME: T-4 LOCATION: SW;gVE;4, Sec 11, TSN, R87W <br />MINE NAME: Seneca II LOCATION: 7.1 mi SE of Hayden, CO <br />MINE I.D. NO.: C-8D-005 OWNER'S REP.: Gregg Kitchen Gen.Mgr. <br />Circle or write in appropriate response <br />1. Angle of slope: 3:1 upstream, 2.5:1 downstream Total = 5.5 :1 N/A <br />2-. *Seepage (specify location, color, and approximate volume) <br /> (~ <br /> At isolated points on embankment slopes: Yes (hld <br />} <br />( N/A <br /> At natural hillside: Yes '1 <br />~ <br />~', N/A <br /> Over widespread areas: Yes N/A <br /> From downstream foundation area: Yes N/A <br /> "soils" beneath stream or ponded water: Yes l~ 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 N/A <br />6. *Major erosion problems: Yes N/A <br />7. Surface movements in valley bottom or on hillside: Yes ~T N/A <br />8. *Erosion of toe: Yes (~ N/A <br />9. *Water impounded against downstream toe: Yes ® N/A <br />lo. Existing embankment freeboard: Approximately 9 feet <br />11. Increase Decrease in water level: No change feet <br />12. Cracks, bulging, or erosion on upstream face: Yes `~ N/A <br />-. Spill~:ray erosion: Yea N~ N/A <br />t4. *Clogging <br /> Spillway channels: Yes ~ N/A <br /> Diversion ditches: Yes o 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 />7 <br />