HYDRO29994

• Permit No: C1981008
• IBM Index Class Name: Hydrology
• Doc Date: 1/24/1996
• Doc Name: 4TH QUARTER 1996 INSPECTIONS
• From: NEW HORIZON MINE
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC
WATER, SIDII~[dP, OR SLURRY
FORM
Inspectors Name: ~a~ ~V~,1(q Date: g_-z,~.q`
NPDES ID. No.:CO-0000213 007 Date Last Inspected: (0.7.[_ Q ~
Facility Configuration:Cross Vallev Pond
Site Name: Impoundment #007 Location:47N15W6
Mine Name: New Horizon Mine Location:2 mi.NW of Nucla, CO.
Mine ID No.: QKLRD Permit #0008-81
Owners Rep.:
CIRCLE OR WRITE IN APPROPRIATE RESPONSE
1. Foundation Preparation (remo~ral of vegetation, stumps., topsoil) Ye No N/A
2. Lift thickness (inches) ~ Z i N~
3. Cortiaction according to approved plan ~ No N/A
4. Burning (specify extend and location) Yes ~ N/A
5. Angle of slope: ~;~ upstream, 3:1 downstream
6. Seepage (specify location, color, and approx. wlume)
a.) From underdrain pipes: Yes ® N/A
b.) At isolated points on embanlurent slopes: Yes ® N/A
c) At natural hillside: Yes ® N/A
d) Over widespread areas Yes ® N/A
e) From downstream foundation area Yes ® N/A
f) "Boils" beneath scream or ponded water Yes ® N/A
7. Cracks or scarps on crest Yes ® N/A
8. Cracks or scraps on slope Yes n
~~
gyp N/A
9. Sloughing or bulging on slope Yes ~ N/A
10. Major erosion problems Yes ~ N/A
11. Surface movements in valley bottan or on hillside Yes ~ N/A
12. Erosion of tce Yes ~ N/A
13. Water inq~ounded against tce Yes ~ N/A

14.
6ci sting emL~nlmient freeboard (feet)
~ t
_
Feet
15. Cracks, bulging, or erosion on upstream face Yes ~ N/A
16. Visible sunq~s 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 crnshing 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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