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
WATER, SEDIMENT, OR SLURRY IMPOUNDMENTS
Inspectors Name: Jery` L.+gs0~/
NPDES ID. No.: CO-0000215 001
Facility Configuratimn: Cross Valley Pond
Site Name: Impoundment t 001
Mine Name: New Horizon Mine Western Fuels-Ca
Mine ID Nm.:CMLRD Permit !0000-BI
Owners Rep.: R, L. Wade, Mine Manager
Date: 5~9~9'~
Date Last Inspected: /'S-9Y
Location: 47N16W36BC
Location:2 mi. NW o4 Nucla, Co.
CIRCLE OR WRITE IN APPROPRIATE RESPONSE
1. Foundation Preparation (removal of vegetation, stumps, topsoil) ~ No N/A
2. Lift thickness (inches): /Z :.,.l..s Yes No N/A
3. Compaction according to approved plan: ~s~ No N/A
4. Burning (specify extent and location): Yes ® 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 G~LA
At isolated points on embankment slopes: Yes '~~ N/A
At natural hillside: Yes ® N/A
Over widespread areas: Yes o N/A
From downstream foundation area: Yes o N/A
'Boils" beneath stream or ponded water: Yes N/A
7. Cracks or scarps on crest: Yes o N/A
e. Cracks or scarps on slope: Yes o N/A
9. Sloughing or bulging on slope: Yes o N/A
10. +Major erosion problems: Yes o N/A
ll. Surface movements in valley bottom or on hillside: Yes N/A
12. +Erosion of toe: Yes t~q~1 N/A
13. +Water impounded against tae: Yes ~ N/A
14. Existing embankment freeboard (feet!: /5 Feet
I5. increase or decrease in water level (feet>: _ - O- Feet
16. Cracks, bulging, or erosion on upstre am face: Yes N N/A
17. Visible sumps or sinkholes in slurry surface: Yes N/A
16. +Clmgging
Spillway channels and pipes: Yes ~ N/R
Decant system: Yes ® N/A
Diversion ditches: Yes ~ N/A
19. +Cracking or crushing of pipes
Spillway pipes: Yes ~ N/A
Decant system: Yes o N/A
20. Trash racks clear and in place: ~ Nm N/A
+Major adverse changes to these items could cause instability and should be reported
tm the Chief Engineer and Mine Manager for further Adverse conditions
noted in these items should normally be descrih ~@ ~ ~i'J~, ation, volume, etc.)
on page two mf this inspection form. OQ ~,~ gGG:9~
.9-9~