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 FORM
WATER, SEDIMENT, OR SLURRY IMPOUNOMENTB
Inspectors Name: da'`"" y1~a^'
NPDE5 ID. No.: CO-0000213 006
Facility Configuration: Cross Valley Pond
Site Name: Impoundment # 006
Mine Name: New Horizon Mine Western Fuels-Co
Mine ID No.:CMLRD Permit #0008-81
Owners Rep.: R. L. Wade, Mine Manager
Date: 6' 3D- 9~
Date Last Inspected: S-e-gN
Location: 47N16W36AC
Location:2 mi. NW of Nucla, Co.
CIRCLE OR WRITE IN APPROPRIATE RESPONSE
1. Foundation Preparation (removal of vegetation, stumps, topsoil) Ye No N/A
2. Lift thickness (inches): ~z -=L~= Yes No N/A
3. Compaction according to approved plan: ~ 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:
At isolated points on embankment slopes:
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
At natural hillside;
Over widespread areas: _
From downstream foundation
"Bails" beneath stream or
Cracks or scarps on crest:
Cracks or scarps on slope:
Sloughing mr bulging on slop e:_
+Major erosion problems:
Surface movements in valley bottom or on hillside:
+Erasion of toe:
+Water impounded against toe:
Existing embankment freeboard (feet):
increase or decrease in water
Cracks, bulging, mr erosion on upstream face:_
Visible 5Ump5 or sinkholes in slurry surface:_
+Clogging
Yes No ~/A
Yes ® N%A
Yes ®a N/A
Yes Jo N/A
Yes ~y~ NIA
Yes •:~? N/A
Yes (Mai N/A
Yes i~o? N/A
Yes <Nn~ N/A
Yes 'No' N/A
Yes ~Na) N/A
Yes ~~QI N/A
Yes ~No' N/A
7 Feet
// Feet
Yes N/A
Yes I~ N/A
Spillway channels and pipes: Yes ~~ H/R
Decant system: Yes NO N/A
Diversion ditches: Yes ®o N/A
19. +Cracking ar crushing of pipes
Spillway pipes: Yes ~ NIA
Decant system: Yes 1~ N/A
20. Trash racks clear and in place: Yeses No N/A
ap REG/S
+Major adverse changes to these items cou pQ~o~WIS~{~ ity and should 6e reported
to the Chief Engineer and Mine Manager f p~.~~her e~.~ 'on. Adverse conditions
noted in these items should normally be r-yJlp,~~te location, volume, etc.)
on page two mf this inspection form. ~ ,'L~+
area•
ponded water:
level (feet):
~. , ~'f
v.~E' ,7
_, n