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<br />PERIODIC INSPECTION FORM <br />Water, Sediment, or Slurry Impoundments <br />INSPECTOR'S NAME: Dennis Jones DATE: 03/28/94 <br />NPDES I.D. NO.: COG-850008-002A <br />FACILITY CONFIGURATION: Embankment Pond DATE LAST INSPECTION: 12/29/93 <br />SITE NAME: Rail Looo Pond 2 LOCATION: SE% SW~;, Sec. 14, T6N, R88W <br />MINE NAME: H-G Terminal, Inc. LOCATION: 2 mi. SE of Havden, CO <br />MINE I.D. NO.: CMLRD Permit No. C-92-081 OWNER'S REP.: Scott Williams, Su Pt. <br />Circle or write in appropriate re6ponse <br />1. Burning (specify extent and location): Yes No LNLA- <br />2. Angle of slope: upstream, downstream Total = f7/A <br />3. *Seepage (specify Location, color, and approximate volume) <br /> From underdra in pipes: Yes No [~ <br /> At isolated points on embankment slopes: Yes CNoJ N/A <br /> At natural hillside: Yes ~~ N/A <br /> Over widespread areas: Yes CNSi N/A <br /> From downstream foundation area: Yes Q~IO' N/A <br /> "Boils" beneath stream or ponded water: Yes old N/A <br />4. Cracks or scarps on crest: Yes L~ N/A <br />5. Cracks or scarps on slope: Yes N~o' N/A <br />6. Sloughing or bulging on slope: Yes ~Ny~ N/A <br />7. *Major erosion problems: Yes N(~o/ N/A <br />8. Surface movements in valley bottom or on hillside: Yes ~Me~ N/A <br />9. "Erosion of toe: Yes ~4' PI/A <br />10. *Water impounded against toe: Yes d~DJ CJ/A <br />11. Existing embankment freeboard: See comments feet <br />12. X Increase Decrease in water level: See comments feet <br />13. Cracks, bulging, or erosion on upstream face: Yes ~tdJ N/A <br />14. Visible sumps or sinkholes in slurry surface: Yes ~ N/A <br />15. *Clogging <br /> Spillway channels and pipes: Yes ~~ N~A <br /> Decant system: Yes No 411.0 <br /> Diversion ditches: Yes ~g,~ N/A <br />16. *Cracking or crushing of pipes <br /> Spillway pipes: Yes No N 1 <br />~ <br /> Decant system: Yes No /a <br />17. Trash racks clear and in place: Yes No N~li <br />*Major adverse changes in these items could cause instability and should be reported to <br />the Engineering Manager and Mine Superintendent for further evaluation. Adverse <br />conditions noted in these items should normally be described (extent, location, volume, <br />etc.) in the space on the back of this sheet. <br />