HYDRO30664

• Permit No: C1981008
• IBM Index Class Name: Hydrology
• Doc Date: 11/24/1997
• Doc Name: 4TH QUARTER 1997 INSPECTIONS
• From: NEW HORIZON MINE
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC
WATER, SIDIMENT, OR SLURRY
FORM
Inspectors Name : Z, ~ , ~ub1Co. Date : j (- r t - 9 -i
NPDES ID. No.:CO-0000213 002 Date Last Inspected: 9- 1S- 9 l
Faci lity Configuration:Side_I-Till Pond
Site Name: I~lpoundment #002 Location: 47N15W31C B

Mine Name: New Horizon Mine Location: 2 mi.NW o f Nucla, CO.

Mine ID No.: C'bII~RD Permit #0008-81
Owne rs 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. Cowaction according to approved plan ®. No N/A
9. 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 underdra rn pipes: Yes Q N/A
b.) At isolated points on embanlrnient slopes: Yes Q N/A
c) At natural hillside: Yes ~ N/A
d) Over widespread areas Yes ~ N/A
e) From downstream foundation area Yes ~ N/A
f) "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 ® N/A
9. Sloughing or bulging on slope Yes ~ N/A
10. Major erosion problems Yes ~ N/A
11. Surface movertwsCS in valley bottan or on hillside Yes ® N/A
12. Erosion of tce Yes ® N/A
13. Water irt¢>ounded against tce Yes ® N/A
i9. Existing embanlanent freeboard (feeti ~ ~ Feet
15. Cracks, bulging, or erosion on upstream face Yes ~ N/A
1G. 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
18. Cracking or crushing of pipes
a) Spillway pipes 1'es ~ N/A
b) Decant system Yes ~ N/A
19. Trash racks clear and rn place ® No N/A
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