HYDRO20298

• Permit No: C1981008
• IBM Index Class Name: Hydrology
• Doc Date: 6/18/1999
• Doc Name: 2ND QUARTER 1999 INPECTIONS
• From: NEW HORIZON MINE
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
WATER, SEDIMENT, OR SLURRY IMPOUNDMENTS
Inspectors Name:~SS ~~~~,,, Date: li -~~^9q
NPDES ID. No.:CO-0000213 008 Date Last Inspected: 3_I$.gcl
Faci lity Configuration:Cross Valley Pond
Site Name: Impoundment #008 Location:9 7N15W6
Mine Name: New Horizon Mine Location:2 mi.NW of Nucla, CO.

Mine ID No.: CMLRD Permit #0008-61
Owners Rep.: R. L. Wade. Mine Manager
CIRCLE OR WRITE IN APPROPRIATE R ESPONSE
1. Foundation Prepara [i on (removal of vegetation, stumps., topsoil) Yes No N/A
2. Lift thickness (inches)
3. Compaction accortling to approved plan Yes No N/A
4. Burning (specify extend and location) Yes No N/A
5. Angle of slope: 3:1 upstream, 3:1 downstream
6. Seepage (specify location, color, and approx. volume)
a.l From underd ra in pipes: Yes o N/A
b.) AC isolated points on embankment slopes: Yes N N/A
cl At natural hillside: Yes Qo N/A
d) Over widespread areas Yes N N/A
e} From down5team foundation area YES J~ N/A
EI "Boils" beneath stram Or pondetl water Yes ~ N/A
7. CracYS or scarps on crest Yes N N/A
B. Cracks or scraps on slope Yes ~ N/A
9. Sloughing or bulging on slope Yes ~ N/A
10. Maj Or erosion problems Yes ~ N/A
11. Surface movements in valley bottom or on hillside Yes No N/A
12. Erosion of toe Yes ~ N/A
13. Water impounded against toe Yes ~ N/A
14. Existing embankment freeboard (feet) ~ _ Feet
15. Cracks, bulging, or erosion on upsteam face Yes ~ N/A
16. Visible sumps or sinkholes in slurry surface Yes Q' 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 crushing of pipes
a) Spillway pipes Yes ®° N/A
bl Decant system Yes ~ N/A
19. Trash Lacks clear dnd in place ~Sa No N/A

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