HYDRO27107

• Permit No: C1981008
• IBM Index Class Name: Hydrology
• Doc Date: 5/13/1994
• Doc Name: 1ST QUARTER 1994 INSPECTIONS
• From: NEW HORIZON MINE
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
NATER, SEDIMENT, OR BLURRY IMPOUNDMENTS
Inspectors Name: ak`- L~~o^'
NPDES ID. No.: CO-0000213 002
Facility Configuration: Bidehi 1 Pond
Site Name: Impoundment i 002
Mine Name: New Horizon Mine Nestern Fuels-Co
Mine ID No.:CMLR- Permit !0808-BL
Owners Rep.: R, L. Node, Mine Manager
Date: S~u/9'1
Date Last Inspected: i-5-9~1
Location: 47N15N31CB
Location:2 mi. NN of Nucla, Co.
CIRCLE OR NRITE IN APPROPRIATE RE6PONBE
1. Foundation Preparation (removal of vegetation, stumps, topsoil) ® No N/A
2. Lift thickness (inches): /1 ~^~/~~S Yes No N/A
3. Compaction according to approved plan: ~ No N/A
4. Burning (specify extent and location): Yes o~J N/A
5. Angle of slope: 3:1 upstream, 3:1 downstream, Total = 6:1
6. Seepage (specify location, color, and approx. volume)
From underdrain pipes: Yes No
At isolated points on emhankment slopes: Yes Na N/A
At natural hillside: Yes N/R
Dver widespread areas: Yes N/A
From downstream foundation area: Yes ~
o N/A
"Boils' beneath stream or ponded water: Yes o' N/A
7. Cracks or scarps on crest: Yes Rii N1A
8. Cracks or scarps on slope: Yes N/A
9. Sloughing ar hulging on slope: Yes a'
l" N/A
10. tMajor erosion problems: Yes Ro N/A
11. Surface movements in valley bottom or on hillside: Yes (NOS N/A
12. (Erosion of toe: Yes ~
N~o
, N/p
~
.
13. +Nater impounded against toe: Yes CNo~ N/A
14. Existing embankment freeboard (feet): g' ~ Feet
15. increase or decrease in water level (feet): - O ' Feet
16. _
Cracks, bulging, or erosion on upstreaa face: Yes N/A
17. Visible sumps or sinkholes in slurry surface: Yes N N/A
10. +Clogging
Spillway channels and pipes: Yes N/A
Decant systems Yes ~ N/A
Diversion ditches: Yes Nod N/A
19. tCracking or crushing of pipes
Spillway pipes: Yes ~o) N/A

Decant system: Yes ~> N/R
20. Trash racks clear and in place: ~ s) No N/A
tMa jor adverse changes to these items could cause instability and shou ld be reported
to the Chief Engineer and Mine Manager for fur valuation. Adverse conditions
not ed in these items should normally be pil4@~/ tent, location, volume, etc.)
on page two mf this inspection form. ~Q.Q;•~Wjs'• lt,9
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