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:~ace ~_blc~ Date:
NPDES ID. No.:CO-0000213 008 Date Last Inspected: (o^1~-qo~
Facility Configuration:Cross Valley Pond
Site Name: I~oundment #008 Location:9 7N15W6
Mine Name: New Horizon Mine Location:2 mi.NW of Nucla, CO.

Mine ID No.: CMLRD Permit #0008-81
Owners Rep.: R. L. Wade. Mine Manager
CIFCLE OR WRITE IN APPROPRIATE R ESPONSE
1. Foundatron Preparation (removal of vegeta [ion, stumps., tops oil) ~ No N/A
2. Lift thickness (ruches)
3. Compaction according to approved plan ® No [J/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 unde rd yarn prpes: Yes 1@ N/A
b.) At isolated pornts on emban Y.ment slopes: Yes ® N/A
c1 At natural hillside: Yes Q f11A
d) Over widespread areas Yes ~ N/A
e) From downsteam foundation area Yes ® N/A
f) "Boils" beneath stram or ponded water Yes 1(~7 tLA
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 rn wall e}• 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) _~ ~ Feet
15. Cracks, bulging, or erosion on ups ream face Yes ® N/A
16. Vrsrble sumps or sinkholes in slurry surface Yes ~ N/A
17. Clogging
a) Spillway channels and pipes Yes N N/A
bI Decant system Yes Q° N/A
cl Diversion Ditches Yes ~ N/A
18. Cracking or crushing of pipes
a) Spillway pipes Yes No N/
b) Decant system Yes IJO
19. Trash iac ks clear and in place Yes No
'JO~a }S ho~1 ~9e~se'~w~.
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