Laserfiche WebLink
PERIODIC INSPECTION FORM <br />Mater, Sedi~ent, or Slurry Impoundments <br />INSPECTOR'S NAME: fl)~'ti~ iS ~ ~: ~.~ S DATE: ~ <br />N.P.D.E.S. I.D. NO.: rn-nnnm~T n_P. nna <br />FACILITY CONFIGURATION: Crnss-Valley Pond DATE LAST <br />SITE NAME: _Snuth cart inn T7 Pnnd !lOn4 LOCATION: <br />MINE NAME: ' Canars7 TT Mina (P abn y Coal Contoanyl LOCATION: <br />MINE I.D. NO.: CMIRR Parmit Nn_ f.-n05-RO OWNER'S Ri <br />~Z-/`~ -~5~' <br />INSPECTION: ~~1-/7-557' <br />SW';,SE%. Sec. 12. T5N. R87W <br />7.1 mi. SE of Navden. CO <br />-P•: Don Zulian_. Suot. <br />Circle or write in appropriate response <br />1. Foundation preparation (removal of vegetation, stumps, topsoill) Ye No <br />2. Lift thickness (inches) ~Z inches <br />3. Compaction according to approved plan Yes No <br />4. Burning (specify extent and location) NiA YX9(g(XX~ <br />~ 5. Angle of Slope ~gMAM~ 5.1 unctraam 7'1 dnwnstream. total = ];1 ~j~ee~ <br />6. *Seepage (specify location, color, and approximate volume). <br /> From underdrain pipes ~ No <br /> At isolated points on embankment s opes Yes i~o <br /> At natural hillside Yes X70 <br /> Over widespread areas Yes ~ <br /> From downstream foundation area Yes A~ <br /> "Boils" beneath stream or ponde water Yes <br />7. Cracks or scarps on crest es No <br />8. Cracks or scarps on slope © No <br />9. Sloughing or bulging on slope Yes <br />10. *Major erosion problems Yes <br />11. Surface movements in valley bottom or on hillside Yes No <br />12. *Erosion of toe Ye No <br />13. *Water impounded against toe Yes No <br />14. Existing embankment freeboard (feet) 5 feet <br />15. Increase Decrease in water level (feet) O feet <br />16. Cracks, bulging, or erosion on upstream face Yes No <br />17. Visible sumps or sinkholes in slurry surface N/A Xklb <br />18. *Clogging <br /> Spillway channels and pipes Yes <br /> Decant system Yes <br /> Diversion ditches Yes <br />19. *Cracking or crushing of pipes <br /> Spillway pipes Yes (N~o <br /> Decant system Yes o <br />20. Trash racks clear and in place N/A 1(~1(X Xplj <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 normally be described (extent, location, volume, etc.) <br />in the space on the back of this sheet. <br />