HYDRO29835

• Permit No: C1981008
• IBM Index Class Name: Hydrology
• Doc Date: 7/28/1997
• Doc Name: 2ND QUARTER 1997 INSPECTIONS
• From: NEW HORIZON MINE
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

RECEIVED
PERIODIC INSPECTION FORM JUL 2 8 1991
WATER, SIDIl~1T, OR SLURRY II~OT7DIDI~ITS
Division ~~ ,~„nerais & Geology
Inspectors Name: F.,L..~v~bk. Date: 7-L~- 97
NPDES ID. No.:CO-0000213 002 Date Last Inspected: 3-2.1-97
Facility Configuration:Side Hill Pond
Site Name: T~oundment #002 Location: 47N15W31C B
Mine Name: New Horizon Mine Location: 2 mi.NW o f Nuc la, 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) IZ.~ 1 N C.A~
3. Cowaction according to approved plan ~ No N/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 underdrain pipes: Yes ® N/A
b.) At isolated points on embankment 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 scalps 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 in valley bottom or on hillside Yes ®' N/A
12. Erosion of tce Yes ® N/A
13. Water irtg~ounded against tce Yes 7~ N/A
14. Existing embankment freeboard (feet) ~ Feet
15. Cracks, bulging, or erosion on upstream face Yes ® N/A
16. Visible surtq~s 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 Yes ® N/A
b) Decant system Yes ® N/A
19. Trash racks clear and in place ~ No N/A

y_~.3-91