HYDRO22074

• Permit No: C1981008
• IBM Index Class Name: Hydrology
• Doc Date: 3/14/2000
• Doc Name: 1ST QUARTER 2000 INSPECTION
• From: NEW HORIZON MINE
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
WATER, SEDIMENT, OR SLURRY IMPOUNDMENTS
Inspectors Name: ~.« ,~~ Date: 3- ~p_~;w
NPDE S ID. No.:CO-0000213 009 Date Last Inspected: \2. -(o-~q q q
Faci lity Configuration:Side Hill Pond
Site Name: Impoundment #009 Location:97N16W36CB
Mine Name: New Horizon Mine Location:2 mi.NW of Nucla. CO.

Mine ID No.: CMLRD Permit #0008-81
Owne rs Rep.: R. L. Wade. Mine Manager
CIRCLE OR WRITE IN APPROPRIATE RESPONSE
1. Foundation Preparation (removal of vegetation, stumps., topsoil) ~ No N/A
2. Lift thickness (inches)
3. Compaction accortl ing to approved plan ~ No N/A
4. Burning (specify 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 undertlrain pipes: Yes No N/A
b.) At isolated points On embankment Slopes: Yes N@. N/A
cl At naCUral hillside: Yes Q N/A
dl Over widespread areas Yes ®o N/A
el From downs team fountlation area 1'as ® N/A
fl "Boils" beneath stram or
ponded water
Yes
1
Q
N/A
7. Cra cY,s oc scarps on ezest 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
' No N/A
19. Existing embankment freeboard (feet) Z
~~ 1 Feet
15. Cracks, bulging, or erosion on ups team face Yes ~ N/A
16. visible sumps or sinkholes in slurry aurface Yes ® N/A
17. Clogging
al Spillway channels and pipes Yes ® N/A
b) Decant system Yes @ N/A
c) Diversion Ditches Yes ® N/A
18. Cracking oz crushing of pipes
a) Spillway pipes Yes 1o N/A
bl Decant sys Cem Yes Q N/A
19. Trash racks clear and in place Ye No N/A
RFC
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