2009-03-06_HYDROLOGY - C1981008

• Permit No: C1981008
• IBM Index Class Name: HYDROLOGY
• Doc Date: 3/6/2009
• Doc Name: 1st Quarter 2009 Sediment Pond Inspection Report
• From: Western Fuels-Colorado
• To: DRMS
• Permit Index Doc Type: Sediment Pond Inspect
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
WATER, SEDIMENT, OR SLURRY IMPOUNDMENTS
Inspectors Name :SS.bk? Date:
NPDES ID. No.:-0-0000213 Date Last Inspected:
U Z.. oec., og
Facility Configuration: Total Incised Pond
Site Name: Impoundment #0014 Location:47N15W SEC 31
Mine Name: New Horizon Mine Location:l mi.NW of Nucla CO.
Mine ID No.: CDMG Permit #0008-81
Owners Rep.: R. L. Wade Mine Mana er
CIRCLE OR WRITE IN APPROPRIATE RESPONSE
1. Foundation Preparation (removal of vegetation, stumps.,
2. Lift thickness topsoils No N/A
(inches)
3. Compaction according to approved plan
4. Burning (specify extend and location) No
5. Angle of slope: 3:1 upstream, 3.1 downstream s
Yes i?
6. Seepage (specify location, color, and approx. volume)
a.) From underdrain pipes:
b•) At isolated points on embankment slopes: Yes ?N
c) At natural hillside: Yes ?
d) Over widespread areas Yes (L19
e) From downsteam foundation area Yes
f) "Boils" beneath stram or Ponded water Yes
7. Cracks or scarps on crest Yes
8. Cracks or scraps on slope Yes No
9. Sloughing or bulging on slope Yes ?

10.
Major erosion.problems
Yes x
11. Surface movements in valley bottom or on hillside Yes
12. Erosion of toe Yes
13. Water impounded against toe Yes
14. Existing embankment freeboard (feet) $`7
4 5- 5733t r Yes rpm
15. )
_
Cracks, bulging, or erosion on upsteam face
16. Visible sumps or sinkholes in slurry surface Yes
17. Clogging Yes
a) Spillway channels and pipes
b) Decant system Yes No
C) Diversion Ditches Yes No
18. Cracking or crushing of pipes Yes No
a) Spillway pipes
b) Decant system Yes No
19. Trash racks clear and in place Yes No
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Feet
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