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

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PERIODIC INSPECTION FORM
WATER, 6EDINEMi, OR SLURRY IIlPOUNDNEN78 SFP 26 1994
Inspectors Name; !Boss ~.,b~.
NPDES ID. No.: CO-0000213 003
Facility Cmnfiguratimn: Sidehill Pond
Site Name: Impoundment R 0B3
Mine Name: New Horizon Mine Western Fuels-Co
Mine ID Nm.:CMLRD Permit 10008-81
Owners Rep.: R, L. Node, Mine Manaeer
Date: 9~~'z'z°~94^~ - 'v
Date Last Inspected: 6-.30-9~
Lmcation: 47N15W31C8
Location:2 mi. NW of Nucla, Co.
CIRCLE OR WRITE IN APPROPRIATE RE8PON6E
1. Foundation Preparation (removal of vegetatimn, stumps, topsoil) Ye No N/A
2. Lift thickness finches): Yes Nm
3. Compaction accmrding to approved plan: © No N/A
4. Burning (specify extent and location): Yes N~ N/A
5. Angle of slope: 3:1 upstream, 3:1 downstream, Total = 6: 1_
b. Seepage (specify location, color, and approx. volume)
From underdrain pipes: Yes Nm ®,
At isolated points on embankment slopes: Yes NCB N/A
At natural hillside: Yes ~ N/A
Over Widespread areas: Yes ® N/A
From downstream foundation area: Yes 1~ N/A
'Boils' beneath stream mr ponded water: Yes N/A
7. Cracks or scarps on crest: Yes N/A
0. Cracks or scarps on slope: Yes N/A
9. Sloughing mr bulging on slope: Yes o N/A
10. tMajmr erosion problems: Yes (~1. N/A
I1. Surface movements in valley bottom or on hillside: Yes ~ N/A
12. tErosion of tae: Yes N/A
13. (Water impounded against toe: Yes ® N/A
14. Existing embankment freeboard (feet): Z' Feet
15. increase or decrease in water level (feet): Feet
lb. _
Cracks, bulging, or erosion on upstream face: Yes N/A
17. Visible sumps or sinkholes in slurry surface; Yes N/A
10. tClogging
Spillway channels and pipes: Yes No N/
Decant system: Yes No /
Diversion ditches: Yes ~ N/A
19. •Cracking or Crushing of pipes
Spillway pipes: Yes No /
Decant system: Yes No N/
20. Trash racks clear and in place: ___ Yes No /

tMajo i;:= ~'
r adverse changes to these items could ca ,sg~"ii`g~ba~tiYl and shou
ld b
e reported
to th e Chief Engineer and Mine Manager for fu Jt.h~eT~L+valud~fi•da~ Advers e co nditi ons
noted in these items should normally be d riJiE
'd (exten ~~1` ation, vol ume, etc.)
on pa ge two mf this inspection form. _
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