Laserfiche WebLink
PERIODIC INSPECTION FORN <br />Water, Sadimeat, or Slurry Impovadneats <br />INSPECTOR'S NAME: Michael Altavilla DATE: ~Z./31/99 <br />NPDES I.D. NO.: _ N/A <br />FACILITY CONFIGURATION: _Znciaed Pond DATE LAST INSPECTION: Da/~/Oo <br />SITE NAMB: Truck Waeh Settli nq Pond LOCATION: NW3r NE3~ c~34-r T6N R87W <br />MINE NAME: Seneca tt Mine (Seneca Coal Col LOCATION: 7.1 mi. Sx_ of N.Zyden_ CO <br />MINE I.D. NO.: CDMG Permit No. C-80-005 OWNER'S REP.: Brad erewn, (an Mq~ <br />1. Foundation preparation (removal of vegetation, stumps, topsoil: ~ No N/A <br />2. Lift thickness: N/A inches <br />3. Compaction according to approved plan: Yes No <br />4. Burning (specify extent and location): Yee No <br />5. Angle of elope: upstream, downstream Total = ~l/E <br />6. *Seepage (specify location, color, and approximate volume) ~~ <br />From underdrain pipes: Yes No ~vfgi <br />At isolated points on embankment elopes: Yee No ~y~JY~nS') <br />At natural hillside: Yee No <br />Over widespread areas: Yee o N/A <br />From downstream foundation area: Yes N/A <br />"Boils" beneath stream or ponded water: Yee o N/A <br />7. Cracks or scarps on crest: Yes No <br />S. Cracks or scarps on elope: Yee No <br />9. Sloughing or bulging on elope: Yee No <br />10. *Major erosion problems: Yee ~ N/A <br />11. Surface movements in valley bottom or on hillside: Yee No <br />12. *Eroeion of toe: Yee No <br />13. *Water impounded against toe: Yee Na <br />14. Existing embankment freeboard: see comments 8.0 feet <br />15. increase Decrease in water level: No change feet <br />16. Cracks, bulging, or erosion on upstream face: Yes ~ N/A <br />17. Visible sumps or sinkholes in Blurry surface: Yee No '~ <br />18. *Clogginq <br />Spillway channels and pipes: Yee ® N A <br />Decant system: Yee No <br />Diversion ditches: Yee No A <br />19. *Cracking or crushing of pipes <br />Spillway pipes: Yee ~ N/A <br />Decant system: Yee No <br />20. Trash racks clear and in place: es 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 />