HYDRO22518

• Permit No: C1981008
• IBM Index Class Name: Hydrology
• Doc Date: 9/22/1997
• Doc Name: 3RD QUARTER 1997 INSPECTIONS
• From: NEW HORIZON MINE
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
FTATER, SIDIMENT, OR SLURRY
Inspectors Name : ~, t ~~ Date : q _ ~ g . q-~
NPDES ID. No.:CO-0000213 006 Date Last Inspected: Z_2,3.Q1
Facility Configuration:Cross Valley Pond
Site Name: Im~loundment #006 Location:47N16W36AC
Mine Name: New Horizon Mine Location:2 mi.NW of Nucla CO.
Mine ID No.: CMLRD P
Owners Rep.: R. L. W
CIRCLE OR WRITE IN APPROPRIATE RESPONSE
1. Foundation Preparation (removal of vegetation, sturtq~s., topsoil) ~ No N/A
2. Lift thickness (inches)
3. Compaction according to approved plan ~~ N
o 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.) Frcm underdrain pipes: Yes N N/A
b.) At isolated points on embanlmient slopes: Yes N/A
c) At natural hillside: Yes `iG6~ 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
B. 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 impounded against tce Yes ~
o N/A

19.
Existing embankment freeboard (feet) ,
]
Feet
15. Cracks, bulging, or erosion on upstream face Yes ® N/A
16. Visible surt~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 1~11
1
Olo~ N/A
19. Trash racks clear and in place ® No N/A
~5 hp~ ~.S VNG.Y V\n~
9. ~f 9?