HYDRO28559

• Permit No: C1981008
• IBM Index Class Name: Hydrology
• Doc Date: 12/21/1998
• Doc Name: 4TH QUARTER 1998 INPECTIONS
• From: NEW HORIZON MINE
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
WATER, SIDII+lF3dT, OR SLURRY Il~IPOUAIDME[~TrS
Inspectors Name: jZo,ss ~,b~ Date: ~Z-1
NPDES ID. No.:CO-0000213 005 Date Last Inspected: ~{_lo_c~g
Facility Configuration:Side Hill Pond
Site Name: Inmoundment #005 Location:47N16W36AD
Mine Name: New Horizon Mine Location:2 mi.NW of Nucla. CO.
Mine ID No.:
Owners Rep.:
CIRCLE OR WRITE IN APPROPRIATE RESPONSE
1. Fowidation Preparation (removal of vegetation, stuns., topsoil) © No N/A
2. Lift thickness (inches)
3. Compaction according to approved plan ® No N/A
4. Burning (specify extend and location) Yes ® N/A
S. Fuigie of slope: _~ upstream, 3:1 downstream
6. Seepage (specify location, color, and approx. volwne)
a.) Fran underdra in pipes: Yes ~ N/A
b.) At isolated points on embanlanent slopes: Yes ~ N/A
c) At natural hillside: Yes (QiD N/A
d) Over widespread areas Yes ® N/A
e) Frcm downstream foundation area Yes ~ N/A
f) "Boils" beneath scream or ponded water Yes ~ N/A
7. Cracks or scarps on crest Yes ~d N/A
8. Cracks or scraps on slope Yes ~ N/A
5. Sloughing or bulging on slope Yes Z{pl 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 mounded against tce Yes , 1~ N/A
14. Existing embanlanent freeboard (feet)- ~ L F7 Feet
15. Cracks, bulging, or erosion on upstream face Yes ~ N/A
16. Visible sins or sinkholes in slurry surface Yes ~ N/A
17. Clogging
a) Spillway channels and pipes Yes ® N/A
bl Decant system Yes ® N/A
c) Diversion Ditches Yes ~ N/A
18. Cracking or civshing of pipes
a) Spillway pipes Yes ® N/A
bi Decant system Y/es~ ~ N/A
19. Trash racks c`lea'r, and in place '1 (ya5 No N/A
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