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' PERIODIC INSPECTION FORM <br />Water, Sediment, or Slurry Impoundments <br />INSPECTOR'S NAME: Dennis Jones <br />NPDES I.D. NO.: - D.P. 08 <br />DATE: 7/23/90 <br />FACILITY CONFIGU ~ Cross-Va ley Pon DATE LAST INSPECTION: <br />SIT E NAME: Pond #008 LOCATION:SW'/~NW'h, Sec. 7 T5N, R86W <br />MIN E NAME: eneca pine ea o y oa o LOCATION: mi. of ay en, <br />MIN E I.D. N .: ermit - - OWNER'S R .. on u pan, upt. <br /> Circle or write in aDPropriate response <br />1. Foundation preparation (removal of vegetation, stumps, topsoil): _ es No N/P. <br />2. Lift thickness: 12 in. N/,4 <br />3. Compaction according to approved plan: © No N/,4 <br />4. Burning (specify extent and location): Yes No 1~~ <br />5. Angle of slope: 3:1 upstream, 3:1 downstream Total = 6:1 N/A <br />6. *Seepage (specify location, color, and approximate volume) <br /> From underdrain pipes: Yes No <br /> At isolated points on em an ment s opes: Yes ~ N/A <br /> At natural hillside: Yes No N/A <br /> Over widespread areas: Yes Lo N/A <br /> From downstream foundation area: Yes No N/A <br /> "Boils" beneath stream or ponded wa er: es (Ro N/A <br />7. Cracks or scarps on crest: Yes 'No N/A <br />8. Cracks or scarps on slope: Yes ;~o N/A <br />9, Sloughing or bulging on slope: Yes C!o N/A <br />10. *Major erosion problems: Yes N'o N/A <br />11. Surface movements in valley bottom or on hillside: Yes loo N/A <br />12. *Erosion of toe: Yes ~o N/A <br />13. *Water impounded against toe: Yes ~N9 N/A <br />14. Existing embankment freeboard: 8.4 feet <br />15. Increase Decrease in water level: c: feet <br />16. Cracks, bulging, or erosion on upstream face: Yes No N/A <br />17. Visible sumps or Sinkholes in slurry surface: Yes No N/A <br />18. *Clogging <br /> Spillway channels and pipes: Yes N~ N/A <br /> Decant system: Yes No ~,,N_..1~~9-- <br /> Diversion ditches: Yes No C.Y~Q,~ <br />19. *Cracking or crushing of pipes <br /> Spillway pipes: Yes N_o N/A <br /> Decant system: Yes No ~ <br />20. Trash racks clear and in place: Ygs No 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 condi- <br />tions noted in these items should normaily be described (extent, location, volume, etc.) <br />in the space on the back of this sheet. <br />