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PERIODIC INSPBCTION FORM <br />Stockponda or Sumps <br />INSPECTOR'S NAME: M;chael A7 av'77a <br />FACILITY CONFIGURATION: s o Hood <br />SITE NAME: T-3 <br />MINE NAME: Seneca Ii-W <br />MINE I.D. NO.: c-B2-057 <br />DATE: n9/~/00 <br />DATE LAST INSPECTION: 06/30/00 <br />LOCATION: NW3rsRi~ ~ TSN_ ARBW <br />LOCATION: R m; c of Hayden CO <br />OWNER'S REP.: Rrad Rrown Gen Mqr <br />1. Angle of elope: a.3:1 upstream, 2.9:i downstream Total = 7 .2:1 N/A <br />2. *Seepage (specify location, color, and approximate volume) <br /> At isolated points on embankment elopes: Yea ~ N/A <br /> At natural hillside: Yes N <br />o N/A <br /> Over widespread areas: Yee // <br />~~ <br />/nod N/A <br /> From downstream foundation area: Yes ~~ N/A <br /> "Boils" beneath stream or ponded water: Yee ® N/A <br />3. Cracks or ecarpe on crest: Yee ~ N/A <br />4. Cracks or ecarpe on elope: Yes ® N/A <br />5. Sloughing or bulging on elope: Yes !! <br />~ N/A <br />6. *Major erosion problems: Yee N/A <br />7. Surface movements in valley bottom or on hillside: Yee ~ N/A <br />B. *Eroeion of toe: Yes ~ N/A <br />9. *Wat er impounded against downstream toe: Yea ~ N/A <br />10. Existing embankment freeboard: A~rox;mately 3.7 feet <br />11. Increase Decrease in water level: No change f <br />e <br />et <br />12. Cracks, bulging, or erosion on upstream face: Yes /// <br />~~~ <br />(no, N/A <br />13. Spillway erosion: Yee N N/A <br />14. *Clogging <br /> Spillway channels: Yee N/A <br /> Diversion ditches: Yes ~ 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 apace on the back of this sheet. <br />