Laserfiche WebLink
PERIODIC INSPECTION FORM <br />Water, Sediment, or Slurry Impoundments <br />INSPECTOR'S NAME: Michael Altavilla DATE: 09/17/96 <br />NPDES I.D. NO.: N/A <br />FACILITY CONFIGURATION: Incised Pond DATE LAST INSPECTION: 06/05/96 <br />SITE NAME: Truck Wash Settlinc Pond LOCATION: f1Wy NEB. Sec. 34. T6N. R87W <br />MINE NAME: Seneca II Mine (Seneca Coal Col LOCATION: 7.1 mi. SE of Hayden. CO <br />MINE I.D. NO.: CDMG Permit No. C-80-005 OWNER'S REP.: Brad Brown. Gen Mar <br />Circle or write in aaurooriate reaconse <br />1. Foundation preparation (removal of vegetation, stumps, topsoil: es No N/A <br />2. Lift thickness: N/A inche~ <br />3. Compaction according to approved plan: Yea No <br />4. Burning (specify extent and location): Yee No <br />5. Angle of slope: upstream, downstream Total = N/A <br />6. *Seepage (specify location, color, and approximate volume) <br />From underdrain pipes: Yee No <br />At isolated points on embankment slopes: Yee No <br />At natural hillside: Yes No <br />Over widespread areas: Yea ~ N/A <br />From downstream foundation area: Yea N/A <br />"Boils" beneath stream or ponded water: Yea N/A <br />7. Cracks or scarps on crest: Yes No <br />8. Cracks or scarps on slope: Yea No <br />9. Sloughing or bulging on elope: Yea No <br />10. *Major erosion problems: Yes ~ N/A <br />11. Surface movements in valley bottom or on hillside: Yea No / <br />12. *Eroaion of toe: Yea No / <br />13. *Water impounded against toe: Yes No / <br />14. Existing embankment freeboard: See comments 5.0 feet <br />15. Increase Decrease in water level: No chance feet <br />16. Cracks, bulging, or erosion on upstream face: Yea ~ N/A <br />17. Visible sumps or sinkholes in slurry surface: Yes No <br />18. *Clogginq <br />Spillway channels and pipes: Yes <br />Decant system: Yea No <br />Diversion ditches: Yea No / <br />19. *Crackinq or crushing of pipes <br />Spillway pipes: Yea <br />Decant system: Yea No I~7/~' <br />20. Trash racks clear and in place: ea 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 apace <br />on the back of this sheet. <br />