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PERIODIC INSPECTION FORM <br /> Water, Sediment, or Slurry Impoundments <br />INSPECTOR' S NAME: Michael Altavilla DATE: 09/06/96 <br />NPDES I.D. NO.: COG-850008-002A <br />FACILITY C ONFIGURATION: Embankment Pond DATE LAST INSPECTION: 06/05/ 96 <br />SITE NAME: Rail Looo Pond 2 LOCATION: SEA SWY. Sec. 14. T 6N. R88W <br />MINE NAME: H-G Terminal. Inc. LOCATION: 2 mi. SE of Havde n, CO <br />MINE I.D. NO.: CMLRD Permit No. C-92-081 OWNER'S REP.: Brad Brown. Gen Mar <br />Circle or write in aooronriate reeoonee <br />1. Burning (specify extent and location): Yea No N/A <br />2. Angle of slope: 3.75:1 upstream, 2:1 downstream Total = 5.75:1 N/A <br />3. *Seepage (specify location, color, and approximate volume) <br />From underdrain pipes: Yea No <br />At isolated points on embankment slopes: Yes ~ N/A <br />At natural hillside: Yes N/A <br />Over widespread areas: Yes N/A <br />From downstream foundation area: Yes o N/A <br />"Boils" beneath stream or ponded water: Yes o N/A <br />4. Cracks or scarps on crest: Yes ~~~~ N/A <br />5. Cracks or scarps on slope: Yes ~ N/A <br />6. Sloughing or bulging on slope: Yes o N/A <br />7. *Maj or erosion problems: Yes o N/A <br />8. Surface movements in valley bottom or on hillside: Yes ~ N/A <br />9. *Erosion of toe: Yes o N/A <br />10. *Water impounded against toe: Yes o N/A <br />11. Existing embankment freeboard: See comments 5.5 feet <br />12. Increase X Decrease in water level: Aooroximately 1.5 feet <br />13. Cracks, bulging, or erosion on upstream face: Yea ® N/A <br />14. Visible sumps or sinkholes in slurry surface: Yes No /A <br />15. *Clogging <br />Spillway channels and pipes: Yes ~ N1A~ <br />Decant system: Yes o ~/~l <br />Diversion ditches: Yes o N/A <br />16. *Cracking or crushing of pipes <br />Spillway pipes: Yes No <br />Decant system: Yes No <br />17. Trash racks clear and in place: Yes 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 space on <br />the back of this sheet. <br />