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PERIODIC INSPECTION FORM <br />Water, Sediment, or Slurry Impoundments <br />INSPECTOR'S NAME: Dennis Jones DATE: 3 - a)-(. v 01 <br />NPDES I.D. NO.: N/A <br />FACILITY CONFIGURATION: Incised Pond <br />SITE NAME: Truck Wash Settling Pond <br />MINE NAME: Seneca II Mine (Seneca Coal Co) <br />MINE I.D. NO.: CDMG Permit No. C-80-005 <br />DATE LAST INSPECTION: /0 '-? ' 0 D <br />LOCATION: NWl/a , <br />NEl/a Sec. 34, T6N, R87W <br />LOCATION: 7.1 mi. SE of Hayden, CO <br />OWNER'S REP.: Roy Karo, Gen Mar <br />Circle or write in appropriate response <br />1. Foundation preparation (removal of vegetation, stumps, topsoil: Yes <br />2. Lift thickness: -N/A inches <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: N/A <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 No N/A <br />11. Surface movements in valley bottom or on hillside: N/A <br />12. *Erosion of toe: N/A <br />13. *Water impounded against toe: N/A <br />14. Existing embankment freeboard: (normal = 5.01) feet <br />15. Increase Decrease in water level: 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: Yes No N/A <br /> Decant system: N/A <br /> Diversion ditches: N/A <br />19. *Cracking or crushing of pipes <br /> Spillway pipes: Yes No N/A <br /> Decant system: N A <br />20. Trash racks clear and in place: No N/A <br />21. Discharge rate (gpm) Aff-V <br />Q <br />*Ma jor adverse changes in these items could cause instability and should be reported to the <br />Engineering Manager and Mine Superintendent for further evaluation. Adverse condit ions noted <br />in these items should normally be described (extent, location, volume, etc.) in th e space on <br />the back of this sheet. <br /> ,J ? ?,:, 04- d L^,? <br />A ? <br /> C <br /> l ?C-k ?V`?s c7 Ll ) ?t,- ?0 `.v?