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PERIODIC INSPECTION FORM <br />Water, Sediment, or Slurry Impoundments <br />INSPECTOR'S NAME: Dennis Jones DATE: d - <br />NPDES I.D. NO.: CO-0000221 D.P. 002 <br />FACILITY CONFIGURATION: Incised Pond DATE LAST INSPECTION: _ d <br />SITE NAME: Wadge Impoundment #002 LOCATION: NW1/ NE1/, 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.: CMLRD Permit No. C-80-005 OWNER'S REP.: Roy Karo, Gen Mar <br />Circle or write in appropriate resoonse <br />1. Foundation preparation (removal of vegetation, stumps, topsoil: _ N A <br />2. Lift thickness: N/A <br />3. Compaction according to approved plan: N/A <br />4. Burning (specify extent and location): N/A <br />5. Angle of slope: upstream, downstream Total = N/A <br />6. *Seepage (specify location, color, and approximate volume) <br /> From underdrain pipes: NZA <br /> At isolated points on embankment slopes: N/A <br /> At natural hillside: N/A <br /> Over widespread areas: N/A <br /> From downstream foundation area: N/A <br /> "Boils" beneath stream or ponded water: Yes No N/A <br />7. Cracks or scarps on crest: N/A <br />8. Cracks or scarps on slope: N/A <br />9. Sloughing or bulging on slope: N/A <br />10. *Major erosion problems: Yes <br />o N/A <br />11. Surface movements in valley bottom or on hillside: EN <br />o) <br />Yes N/A <br />12. *Erosion of toe: N/A <br />13. *Water impounded against toe: N/A <br />14. Existing embankment freeboard: N/A feet <br />15. Increase Decrease in water level: in O C a q Q_ feet <br />16. Cracks, bulging, or erosion on upstream face: N/A <br />17. visible sumps or sinkholes in slurry surface: N/A <br />18. *Clogging <br />Spillway channels and pipes: <br />Yes I? <br />N/A <br /> Decant system: N/A <br /> Diversion ditches: Yes N/A <br />19. *Cracking or crushing of pipes <br /> Spillway pipes: NN/_A <br /> Decant system: N/A <br />20 Trash racks clear and in place: N/A <br />. 6 <br />21. Discharge rate (gpm) <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 in <br />these items should normally be described (extent, location, volume, etc.) in the space on the <br />back of this sheet.