HYDRO22829

• Permit No: C1981008
• IBM Index Class Name: Hydrology
• Doc Date: 9/26/1994
• Doc Name: 3rd Quarter 2004 Sediment Pond Inspection Report
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
NATER, SEDIMENT, OR SLURRY IMPOUNDMENTO
Inspectors Names ~gss G~s-~e..
NPDES ID. Na.s CO-0800213 006
Facility Configurations Cross Valley Pond
Site Name: Impoundment 9 006
Mine Name: New Horizon Mine Western Fuels-Co
Mine ID No.:CMLRD Permit 90000-81
Owners Reps R, L. Node, Mine Manager
Date: g•z:L- 99-
Date Last Inspected: ~-3o-q ¢
Locations 47N16W36AC
Locations2 mi. NN of Nucla, Co.
CIRCLE OR NRITE IN APPROPRIATE REBPONSE
1. Foundation Preparation (removal of vegetation, stumps, topsoil) ~~ No N/A
2. Lift thickness (inches): /2 „yr~ Yes No N/A
3. Compaction according to approved plan: ~ No N/R
4. Burning (specify extent and location): Yes ~ q~ N/A
5. Angle of slope: 3:1 upstream, 3:1 downstream, _ Total = 6:1
6. Seepage (specify location, color, and approx. volume)
Fr on underdrain pipes: Yes No ~.
At isolated points on embankment slopes: Yes C p N/A
At natural hillside: Yes ~ N/A
Over widespread areas: Yes NcS~ N/A
From downstream foundation area: Yes ~ N/A
'Boils° beneath stream or ponded water: Yes N/A
7. Cracks mr scarps on crest: Yes N/A
8. Cracks or scarps on slope: Yes ® N/A
9. Sloughing or bulging on slope: Yes ®o N/A
10, tMajor erosion problems: Yes ~n7 N/A
11. Surface movements in valley hottom or on hillside: Yes ~ N/A
12. tErosion of tae: Yes ffin~ N/A
13. +Water impounded against toe: Yes ~y~ N/A
14. Existing embankment freeboard (feet): ~ Feet
15. increase or decrease in water level (fe et): Feet
l6. Cracks, bulging, or erosion on upstrea m face: _
Yes Q,~ N/A
17. Visible sumps or sinkholes in slurry s urface: Yes !o~ N/A
10. +Clogging
Spillway channels and pipes: Yes ~ N/A
Decant system: Yes ® N/A
Diversion ditches: Yes ~ N/A
19. +Cracking or crushing of pipes
Spillway pipes: Yes ~ N/A
Decant system: Yes ~ N/A
2B. Trash racks clear and in place: Yes No N/A
PP .... i.., ST
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+Ma jor adverse changes to these items could yQ4~~.Yr1§t
1i~ and should 6e reported
to the Chief Engineer and Mine Manager r ~g2r evalu ~~ Adverse conditi ons
not ed in these items should nor mall 6e ~scfrs ~ cation, volume, etc.)
on page two of this inspection form. ,o ,•
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