HYDRO22074

• Permit No: C1981008
• IBM Index Class Name: Hydrology
• Doc Date: 3/14/2000
• Doc Name: 1ST QUARTER 2000 INSPECTION
• 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: ~} <s5 C~ ~~ Date: 3- 10-~Lcu`.
NPDES ID. No.:CO-0000213 008 Date Last Inspected:IZ-(~-~rygq
Facility Configuration:Cross Valley Pond
Site Name: Impoundment #008 Location:97N15W6
Mine Name: New Horizon Mine Location:2 mi .NW of Nuc la. CO.

Mine ID No.: CMLRD Permit #0008-81
Owners Rep.: R. L. Wade. Mine Mana ger
CIRCLE OR WRITE IN APPROPRIATE RESPONSE
1. Foundation Prepa ratron (removal of vegetation, stumps., topsoil) ~ No N/A
2. Lift thickness (inches) _
3. Compaction according to approved plan ~~ 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, antl approx. vo lame)
a.) From underdrain pipes: Yes !~o N/A
b.) At isolated points on embankment Slopes: Yes ~A~d N/A
c~ AC natural hillside: Yes ~ N/A
d~ Over widespread areas Yes ENO N/A
e) From downsteam fountla tl On area Yes (~ N/A
f~ "Boils" beneath stram or ponded water Yes ~ ~"~ N/A
7. CCdCkS Or scarps on CiesC 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 toe Yes ~ N/A
13. water impounded against toe Yes / Ctyp~ N/q
19. Existing embankment freeboard (feet) p
() Feet
15. Cracks, bulging, or erosion on upsteam face Yes ~ N/A
16. Visible sumps or sinkholes in slurry surface Yes ~ N/A
17. Clogging
a) Spillway channels and pipes Yes ~ N/A
b) Decant system Yes W7 N/A
c) Diversion Ditches Yes ~ N/A
18. Cracking or crushing of pipes
a) Spillway pipes Yes ~R q N/A
b) Decant system Yes Cho N/A
19. Trash racks clear and in place Yes No N/A
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