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PERIODIC INSPECTION FORM <br />Mater, Sedi~ent, or Slurry I~poundments <br />INSPECTOR' S NAME: (I ~ p ti ~ ~ s ~ o v`~s DATE : G - / O ' S S <br />N.P.D.E.S. I.D. NO.: cn-nnnn~~i n_P_ nna <br />FACILITY CONFIGURATION: Cross-Vallay Pond DATE LAST INSPECTION: ~ • S - ~ S <br />SITE NAME: Cniith faction 19 Pnnri #nn4 LOCATION: SW'~SE'a. Sec. 12. T5N. R87W <br />MINE NAME: Sonora rT Mina (Paahndy Goal Comoanvl LOCATION: 7.1 mi. SE of Havden. CO <br />MINE I.D. NO .: CMIRR Rarm;t Nn. G-Ons-RO OWNER'S REP.: Don Zulian. Suot. <br />Circle or write in aoDroeriate resuonse <br />1. Foundation preparation (removal of vegetation, stumps, topsoil?) Ye No <br />2. Lift thickness (inches) ~~ inches <br />3. Compaction according to approved plan Yes No <br />4. Burning (specify extent and location) N/A ~RC~(X)trA9( <br />5. Angle of Slope {dee,~bM.) F • 1 up,ctraam 2 ~ 1 downstream. tota l = ]mil ~~~ <br />6. *Seepage (specify location, color, and approximate volume) <br /> From underdrain pipes ~ No <br /> At isolated points on embankment s opes Yes <br /> At natural hillside Yes ~ <br /> Over widespread areas Yes ~ <br /> From downstream founda ion area c'r~9 No <br /> "Boils" beneath stream or ponde water Yes ~ <br />7. Cracks or scarps on crest Yes ~ <br />8. Cracks or scarps on slope Yes ~ <br />9. Sloughing or bulging on slope Yes ~y <br />10. *Major erosion problems Yes <br />11. Surface movements in valley bottom or on hillside Yes ~N__q`~ <br />12. *Erosian of toe Yes No <br />13. *Water impounded against toe Yes <br />14. Existing embankment freeboard (feet) ~ ~Q o ~~,s~ 5 feet <br />15. / Increase Decrease in water level (feet) O_i feet <br />16. Cracks. bulging, or erosion on upstream face Yes ©o <br />17. Visible sumps or sinkholes in slurry surface N/A ~iG(XMrb <br />18. *Clogging <br /> Spillway channels and pipes Yes <br /> Decant system Yes ~p <br /> Diversion ditc es Yes <br />19. *Cracking or crushing of pipes <br />Spillway pipes Yes <br />Decant system Yes N <br />20. Trash racks clear and in place N/A X~IXXph <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 /> <br />