2008-03-17_HYDROLOGY - C1981008

• Permit No: C1981008
• IBM Index Class Name: HYDROLOGY
• Doc Date: 3/17/2008
• Doc Name: 1st Quarter 2008 Pond Inspections
• From: Western Fuels-Colorado
• To: DRMS
• Permit Index Doc Type: Sediment Pond Inspect
• Email Name: SB1
• Media Type: D
• Archive: No

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PERIODIC INSPECTION FORM
WATER, SEDIMENT, OR SLURRY IMPOUNDMENTS
Date : 13 I~~,~.~Q, pQ~
Date Last Inspected: Za 1a~y O~
Facility Configuration: Total Incised Pond
Site Name: Impoundment #008 Location:46N15W SEC 6
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 Manager
CIRCLE OR WRITE IN APPROPRIATE RESPONSE
Inspectors Name : ~,~5 ~b~
NPDES ID. No.:CO-0000213
1. Foundation Preparation (removal of vegetation, stumps., topsoil) Yes ~ N/A
2. Lift thickness (inches)
3. Compaction according to approved plan Ye No N/A
4. Burning (sppecify extend and location) Yes ~ N/A
5. Angle of slope: 3:1 upstream, 3:1 downstream
6. Seepage (specify location, color, and approx. volume)
a.) From underdrain pipes: Yes 0 N/A
b.) At isolated points on embankment slopes: Yes ~ N/A
c) At natural hillside: Yes ® N/A
d) Over widespread areas Yes ~ N/A
e) From downsteam foundation area Yes ® N/A
f) "Bails" beneath stram or ponded water Yes ~ N/A
7. Cracks or scarps on crest Yes ~ N/A
8. Cracks or scraps on slope Yes ® N/A
9. Sloughing or bulging on slope Yes ® N/A
10. Major erosion problems Yes ® N/A
11. Surface movements in valley bottom or on hillside Yes ® N/A
12. Erosion of toe Yes ~ N/A
13. Water impounded against toe Yes ~ N/A

14. Existing embankment freeboard (feet) ~ L Feet
15. Cracks, bulging, or erosion on upsteam face Yes ® N/A
16. Visible sumps or sinkholes in slurry surface Yes ® N/A
17. Clogging
a) Spillway channels and pipes Yes ~ N/A
b) Decant system Yes ~ N/A
c) Diversion Ditches Yes ~ N/A
18. Cracking or crushing of pipes
a) Spillway pipes Yes ® N/A
b) Decant system Yes ® N/A
19. Trash racks clear and in place ~ No N/A
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