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PERIODIC INSPECTION FORM <br />Water, Sediment, or Slurry Impound^m7ents <br />INSPECTOR'S NAME: Dennis Jones DATE: 6 'O~ ~~ Q <br />NPDES I.D . NO.: N/A <br />3 'I6 ~~ <br />FACILITY CONFIGURATION: Incised Pond DATE LAST INS PECTION: <br />SITE NAME : Truck Wash Settling Pond LOCATION: NW'/. NE'/., Sec. 34, T6N, R87W <br />MINE NAME : Seneca II Mine (Seneca Coal Co) LOCATION: 7.1 mi. SE of Hayden, CO <br />MINE I.D. NO.: CDMG Permit No. C-80-005 OWNER'S REP.: Greaa Kitchen, Gen Mar <br />Circle or write in annrovriate reaoonae <br /> <br />1. Foundation preparation (removal of vegetation, stumps, topsoil: Yes <br />2. Lift thickness: N/A inches <br />3. Compaction according to approved plan: <br />4. Burning (specify extent and location): <br />5. Angle of slope: upstream, downstream Total = N/A <br />6. *Seepage (specify location, color, and approximate volume) <br /> From underdrain pipes: <br /> At isolated points on embankment slopes: 1A <br /> At natural hillside: <br /> Over widespread areas: NLA <br /> From downstream foundation area: N A <br /> "Boils" beneath stream or ponded water: Yes ©° N/A <br />7. Cracks or scarps on crest: <br />8. Cracks or scarps on slope: <br />9. Sloughing or bulging on slope: <br />10. *Major erosion problems: Yes Nol N/A <br />11. Surface movements in valley bottom or on hillside: 1A ~ <br />12. *Erosion of toe: NL <br />13. *Water impounded against toe: NL <br />14. Existing embankment freeboard: (normal = 5.0') ~~ £eet <br />15. Increase Decrease in water level: l,~c~ c 4 n ~ feet <br />16. Cracks, bulging, or erosion on upstream face: <br />17. Visible sumps or sinkholes in slurry surface: <br />18. *Clogging <br /> Spillway channels and pipes: Yes ~ nod N/A <br /> Decant system: N A ~/ <br /> Diversion ditches: <br />19. *Cracking or crushing of pipes <br /> Spillway pipes: Yes No N/A <br /> Decant system: <br />20. Trash racks clear and in place: Yes No N/A <br />*Major adverse changes in these items could cause instability and should be reported to the <br />Engineering Manager and Mine Superintendent for further evaluation. Adverse conditions noted <br />in these items should normally be described (extent, location, volume, etc.) in the space on <br />the back of this sheet. <br />