HYDRO21160

• Permit No: C1981008
• IBM Index Class Name: Hydrology
• Doc Date: 9/14/1999
• Doc Name: 3RD QUARTER 1999 INSPECTIONS
• 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: 1`._~c G,.,,~C~ Date:___ r 1•S' Qq
NPDES ID. No.:CO-0000213 009 Date Last Inspected: ~,_~~_q0i
Facil ity Configuration:Side Hill Pond
Site Name: Impoundment #009 Location:9 7N16W36CB
Mine Name: New Horizon Mine Location:2 mi.NW of Nucla. CO.

Mine ID No.: CMLRD Permit #0008-81
Owner s Rep.: R. L. Wade. Mine Manager
CIRCLE OR WRITE IN APPROPRIATE R ESPONSE
1. Foundation Preparation (removal of vegetation, slumps., tops oil) ~ Po N/A
2. Lift thicY.ness (inches)
3. Compaction according to approved plan ~ No N/A
4. Burning (specify extend and location) Yes ~ IJ/A
5. Angle of slope: 3:1 upstream, 3:1 downstream
6. Seepage (specify location, color, and approx. volume)
a.) Fiom underdialn pipes: Yes ~ N/A
b.) At isolated points on emban Y.ment Slopes: Yes ® N/A
c) At natural hillside: Yes ~ N/A
d) Over widespread areas Yes ® N/A
e) FLOm downsteam foundation area Yes ~ N/A
f) "Boils" beneath steam or ponded water Yes ® N/A
7, Ciac ks 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 ~ iJ/A
12. Erosion of toe Yes ® N/A
13. water impounded against toe Yes ~,® N/A
19. 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
1B. 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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