HYDRO24288

• Permit No: C1981008
• IBM Index Class Name: Hydrology
• Doc Date: 4/4/2001
• Doc Name: 1ST QUARTER 2001 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: jZ,~ ~„`~,~ Date: 3-Z4-7y o(
NPDE S ID. No.:CO-0000213 002 Date Last Inspected: (z -?J-2o~o
Faci lity Configuration:Side Hill Pond
Site Name: Impoundment H002 Location: 97N15W31C8
Mine Name: New Horizon Mine Location: 2 mi.NW o f Nucla. CO.

Mine ID No.: CMLRD Permit #0008-81
Owners 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 according to approved plan ~ No N/A
4. Burning (specify extend and location) Yes No N/A
5. Angle of slope: 3:1 upstream, 3:1 dovnst ream
6. Seepage (specify location, color, and approx. volume)
a.) From uncle rd rain pipes: Yes Q N/A
b.) AC rsolated points on embankment slopes: Yes ®l N/A
C) At na tu[al hills ide: Yes ~ N/A
d) Over witlesp[eatl areas Yes ® N;A
e) From downsteam fou nda[ron a[ea Yes ~ N/A
f) "BOrls" beneath s[ram or pondetl eater Yes ~ N/A
7. Ctacks 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 ®o N/A
11. Surface movements in valley bottom or on hillside Yes ® N/A
12. Erosion of toe Yes ~o N/A
13. Water impounded against toe Yes ~
1 N/A
19. Existing embankment freeboard Ifeetl ~ Feet
15. Cracks, bulging, or erosion on upsteam face Yes ® N/A
16. Visible sumps or sinkholes in slurry surface Yes ~o N/A
17. Clogging
al Spillway channels and pipes Yes ~ N/A
bl Decant system Yes ©o N/A
C) Diversion Di[Ch es 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 pl No N/A

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