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<br /> PERIODIC INSPECTION FORM <br />( <br />~ Water, Sediment, or Slurry Impoundments <br />~ <br />[ <br />\ <br />INSPECTOR'S NAME: IIV Q1.~tn ~5 ~okPS DATE: ~I~ S'O <br />NPDES I.D. NO.: N/A ~l <br />~ <br />FACILITY CONFIGURATION : Incised Pond DATE LAST INSPECTION: ~ `~ . <br />'~ <br />SITE NAME: Truck Wash SunDly Pond LOCATION: NWT NEB, Sec. 34. T6N. R87W <br />MINE NAME: Seneca Mine II (Seneca Coal Co) LOCATION: 7.1 mi. SE of Hay den. CO <br />MINE I.D. NO.: CDMG Permit No. C- 80-005 OWNER'S REP.: Grego Kitchen . Gen Mar <br />Circle or write in annronriate resoonae <br />1. Foundation preparation (removal of vegetation, stumps, topsoil: Yes <br />2. Lift thickness: 12 inch es <br />3. Compaction according to approved plan: Yes <br />4. Burning (specify extent and location): No <br />5. Angle of slope: 2:1 upstream, 2:1 downstream Total = 4 :1 <br />6. *Seepage (specify location, color, and approximate volume) <br /> From underdrain pipes: NL <br /> At isolated points on embankment slopes: Yes No N/A <br /> At natural hillside: Yes No N/A <br /> Over widespread areas: Yes No N/A <br /> From downstream Foundation area: Yes No N/A <br /> "Boils" beneath stream or ponded water: Yes No N/A <br />7. Cracks or scarps on crest: Yes No N/A <br />S. Cracks or scarps on slope: Yes No N/A <br />9. Sloughing or bulging on slope: Yes No N/A <br />10. *Major erosion problems: Yes No N/A <br />11. Surface movements in valley bottom or on hillside: Yes No N/A <br />12. *Erosion of toe: Yes No N/A <br />13. *Water impounded against toe: Yes No N/A <br />14. Exis Ming embankment freeboard: (normal = 2.7'I ~ feet <br />15. ~/ Increase Decrease in water level: ~ feet <br />16. Cracks, bulging, or erosion on upstream face: Yes No N/A <br />17. Visible sumps or sinkholes in slurry surface: N/A <br />18. *Clogging <br /> Spillway channels and pipes: Yes ~ N/A <br /> Decant system: <br /> Diversion ditches: ~ No N/A <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: 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 in <br />these items should normally be described (extent, location, volume, etc.) in the space on the <br />back of this sheet. <br />