HYDRO22603

• Permit No: C1981008
• IBM Index Class Name: Hydrology
• Doc Date: 7/14/1994
• Doc Name: 2ND QUARTER 1994 Inspections
• From: NEW HORIZON MINE
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FDRM
HATER, SEDIMENT, OR SLURRY IMPOUNDMENTS
Inspectors Names J~.t- G..cso~'
NPDE5 ID. No.: CO-0000213 005
Facility Configuratiop: Cross Valley Pmnd
Site Name: Impoundment 4 005
Mine Name: New Horizon Mine Western Fuels-Ca
Mine ID Nm.tCMLRD Permit 10005-8L
Owners Rep.: R. L. Wade. Mine Manamer
Date: 6- 3D-95/
Date Last Inspected: 5-9-9y
Locationt 47N16W36RD
Locationt2 mi. NW of Nucla, Co.
CIRCLE OR WRITE IN APPROPRIATE RESPONSE
1. Foundation Preparation (removal of vegetation, stumps, topsail) es No N/A
2. Lift thickness (inches): )2 :-~(..~ es Na N/A
,_ 3. Compaction according tm approved plan: ® No N/A
4. Burning (specify extent and location): Yes No N/A
5. Angle of slope: 3:1 upstream, 3s1 downstream, Tota l bpi
b. Seepage (specify location, color, and apprmz. volume)

From underdrain pipes:
Yes
No ,,~~~~
w~
At isolated paints on embankment slopes: Yes No N/A
At natural hillside: Yes ~p~ N/A
Over widespread areas: Yes ~'a) N/A
From downstream fmundation area: Yes P1~a N/R
"Boils" beneath stream or ponded water: Yes Qio~ N/R
7. Cracks or scarps on crest: Yes N/A
8. Cracks or scarps on slope: Yes o' N/A
9. Sloughing or bulging mn slope: Yes ~o_) N/A
10. •Major erasion problems: Yes (J~a~ N/A
11. Surface movements in valley bottom mr on hillside: Yes ~a> N/A
12. +Ermsian of tae: Yes ~o N/R
13. +Water impounded against toe: Yes No N/A
14. Existing embankment freeboard (feet): )3 ~ Feet
15. increase or / decrease in water level (feet): O.zS' Feet
16. _
Cracks, bulging, or erosion on upstream face: Yes N N/A
17. Visible sumps or sinkholes in slurry surface: Yes 7~) N/A
10. tClogging
Spillway channels and pipes: Yes ~ N/A
Decant system: Yes N/A
Diversion ditches: Yes 1~ N/A
19. +Cracking or crushing of pipes
Spillway pipes: Yes ~!o) N/A
Decant system: es ® N1A
20. Trash racks clear and in places es No N/A
~Majmr adverse changes to these items cmuld cause inst d should be reported
to the Chief Engineer and Mine Manager for further ~,aQ ~SJF verse cmnditimns
noted in these items should normally be describe (-$k~1'~)~a'eC~,t n, volume, etc.)
on page two of this inspection form. "-~ v~r;~