HYDRO30316

• Permit No: C1981008
• IBM Index Class Name: Hydrology
• Doc Date: 1/20/1995
• Doc Name: 4TH QUARTER 1994 Inspections
• From: NEW HORIZON MINE
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
HATER, SEDIMENT, OR BLURRY IMPOUNOMENTB
Inspectors Name: ~>_s's~ t-e~sriw
NPDES ID. No.e CO-8800213 003
Facility Configuration: 5idehill Pand
Site Names Impoundment t 883
Mine Name: New Hmrizon Mine Nest ern Fuels-Co
Mine ID Na.sCMLRD Permit 40000-81
Owners Rep s R, L. Node, Mine Manager
Date: f-~~-~
Date Last Inspected: 9-1Z-4
Locations 47N15N31CB
Locations2 mi. NW of Nucla, Cm.
CIRCLE OR NRITE IN APPROPRIATE RE~PDNBE
1. Foundation Preparation (removal of vegetation, stumps, topsoil)
2. Lift thickness finches):
3. Cgmpaction according to approved plan:
4. Burning (specify extent and location):
5. Angle of :)apes 3:1 upstream, 3:1 downstream,
6. Seepage (specify location, color, and approx. volume)
From underdrain pipes:
At isolated points on embankment slopes:
Rt natural hillside:
Over widespread areas:
Frain downstream foundation area:
'Boils' beneath stream or ponded water:
7. Cracks or scarps on crest:
8. Cracks or scarps on slope:
9. Sloughing or bulging on slope:
10. +Majgr erasion problens:
li. Surface movements in valley hottom or an hillside:
12. +Erosion gf toe:
13. +Nater impounded against toe:
14. Existing embankment freeboard (feet):
15. increase or decrease in water level (feet):
16. Cracks, bulging, or erosion on upstream face:
17. Visible sumps or sinkholes in slurry surface:
10. +Clogging
Spillway channels and pipes:
Decant system:
Diversion ditches:
19. +Cracking or crushing of pipes
20. Trash
Spillway pipes:_
Decant systems _
racks clear and
n places
Ng N~
Yes No L.
®e No N/A
Yes ® N/A
Total 6s1
Yes Ng
Yes ®o N/A
Yes ® N/A
Yes N/A
Yes N/A
Yes ~ N/A
Yes N/A
Yes ~ N/A
Yes N/A
Yes No N/A
Yes N/A
Yes N/A
Yes N/A
2 Feet
-O - Feet
Yes N/R
Yes N/R
Yes No
Yes No
Yes ~ N/A
Yes Nsi N
Yes Ng
Yes Ng N/A
+Major adverse changes to these items could cause instability an d,should be reported
to the Chief Engineer and Mine Manager far further ev Adverse conditions
noted in these items should normally be describe S . ation, volume, etc.)
on page two of this inspection form. PP•~YJIS(5;:9~
PcSi ~ t S ~y