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
`~~aIATER, SEDIMENTS OR: SLURRY IMPOUNDMENTS
Inspectors Name: ~~~ c-'~'°'J -
NPDES ID. No.: CO-0000213 001 -
Facility Cmnfiguration: Cross Valley Pond
Site Name: Impoundment t B01
Mine Name: New Hmrizon Mine Nestern•~Fuels-Cm
Mine ID No.:CMLRD Permit eeeee-ei
Owners Rep.: R, L. Wade. Mine Manaoer

Date: I' -~' 95
Date Last Inspected: 9-21-9`/
Locations 47N16W36BC -
Lmcation:2 mi. NW of Nucla, Co.
CIRCLE OR YRITE IN APPROPRIATE RESPONSE
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18.
foundation Preparation !r?emoval mf vegetation, stumps, topsoil) ® Nm N/A
Lift thickness (inches): )2 Yes No N/A
CmmRattion accmrding to approved plan: ® No N/A
Burning (specify extent and location): Yes ~ N/A
Angle of slope: 3:1 upstream, 3:1 downstream, Total 6:1
Seepage (specify lmcation, colar,.and approx. volume)
From underdrain pipes:
At isolated paints on embankment slopes:
At natural hillside:
Over widespread areas:
Frain downstream foundation area:
'Bails' beneath stream or ponded Mater:
Cracks or scarps an crest:
Cracks ar scarps on slope:
Sloughing or bulging on slope:
+Majmr erosion problems:
Surface movements in valley bottom mr on hillside:
+Ermsimn mf toe:
+Water impounded against toe:
Existing embankment freeboard (feet):
increase or decrease in water level (feet): _
Cracks, bulging, ar erosion on upstream face:
Visible sumps or sinkholes in slurry surface:
+Clogging
Yes Nm N/
Yes ~ N/A
Yes ® N/A
Yes ® N/R
Yes o N/A
Yes o N/A
Yes a N/A
Yes o N/A
Yes N/A
Yes N/A
Yes N/R
~
Yes N/A
Yes o N/A
15 Feet
- Q- Feet
Yes o N/A
Yes ®o N/A
Spillway channels and pipes: Yes ~ N/A
Decant system: Yes N/A
Diversion ditches: Yes No N/A
19. +Cracking ar crushing mf pipes
Spillway pipes:
Decant system•
28. Trash racks clear and in place:
Yes No N/R
Yes ~ N/R
es No N/A
+Major adverse changes to these items could cause instability and should be reported
to the Chief Engineer and Mine Manager f urther evaluation. Adverse conditions
noted in these items should normall a RED 'bed (extent, lmcation, volume, etc.)
on page twin of this inspection for o.P~•r_tiIC:,..F.O_