HYDRO21365

• Permit No: C1981008
• IBM Index Class Name: Hydrology
• Doc Date: 9/16/1998
• Doc Name: 3RD QUARTER 1998 INPECTIONS
• From: NEW HORIZON MINE
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
V~-TEFt, SEDII~taP, OR SLURRY INN~OUNDMENTS
Inspectors Name :Z~ ~~~,~ Date : CJ, ~o_ rjq
NPDES ID. No.:CO-0000213 005 Date Last Inspected: /_ii_g~'
Facility Configuration:Side Hill Pond
Site Name: I~g~ounc3nent #005 Location:47N16W36AD
Mine Name: New Horizon Mine Location:2 mi.NW of Nucla, C1~.
Mine ID No.: CMLRD Permit #0008-81
Owners Rep.:
CIRCLE OR WRITE INAPPROPRIATE RESPONSE
1. Foundation Preparation (removal of vegetation, stuns., topsoil) ~ No N/A
2. Lift thickness (inches)
3. ConQaction according to approved plan ~e No N/A
4. Burning (specify extend and location) Yes ®E N/A
5. Angle of slope: 3:1 upstream, 3:1 downstream
6. Seepage (specify location, color, and approx. volume)
a.) Fran underdrain pipes: Yes ~c N/A
b.) At isolated points on embanknent slopes: Yes TCf9~' N/A
c) At natural hillside: Yes ~ N/A
d) Over widespread areas Yes ~l N/A
e) From downstream foundation area Yes ® N/A
t) "Boils" beneath scream or ponded water Yes ~ N/A
7. Cracks or scarps on crest Yes ~ N/A
8. Cracks or scraps on slope Yes ~1 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 tce Yes ~ N/A
13. water inq~ounded against tce Yes ~ I ~ N/A
14. Existing embankment freeboard (feet) ~~ L Feet
15. Cracks, bulging, or erosion on upstream face Yes ® N/A
16. Visible sumps oY 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
18. Cracking or crushing of pipes
a) Spillway pipes Yea ~ N/A
b) Decant system Yes ® N/A
19. Trash racks clear and in place ~ No N/A
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