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<br />INSPECTOR'S NAME: en ~s <br />NPDES I.D. NO.: COG-85 <br />FACILITY CONFIGURATION: <br />SITE NAME: Rail Looo Pon <br />MINE NAME: H-G Terminal. <br />MINE I.D. NO.: CMLRD Pen <br />PERIODIC INSPECTION FORM <br />Water, Sediment, or Slurry Impoundments <br />Jones DATE: 03/16/95 <br />)008-002A <br />4mbankment Pond DATE LAST INSPECTION: 12/30/94 <br />i 2 LOCATION: SEA/. SWY.. Sec. 14. T6N. R88W <br />Inc. LOCATION: 2 mi. SE of Ravden. CO <br />nit No. C-92-081 OWNER'S REP.: Scott Williams. Gen Mar <br />Circle or write in avnrooriate response <br />1. Burning (specify extent and location): Yes No N/ <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: Yes No ~AJ <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 N/A <br />4. Cracks or scarps on crest: Yes o N/A <br />5. Cracks or scarps on slope: Yes [Qo 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 ;No N/A <br />10. +Water impounded against toe: Yes No N/A <br />11. Existing embankment freeboard: See comments 3 feet <br />12. X Increase Decrease in water level: Aooroximately 2.5 feet <br />13. Cracks, bulging, or erosion on upstream face: Yes ~ N/A <br />14. Visible sumps or sinkholes in slurry surface: Yes No /A <br />15. +Clogging <br /> Spillway channels and pipes: <br />~ Yes (~o~ N A <br />~ <br /> Decant system: Yes No ` <br /> Diversion ditches: Yes ~To N/A <br />16. +Cracking or crushing of pipes <br /> Spillway pipes: Yes No (~A~) <br />'~ <br /> Decant system: Yes No ~j- <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 />