2012-11-05_HYDROLOGY - C2009087 ‎(4)‎

• Permit No: C2009087
• IBM Index Class Name: HYDROLOGY
• Doc Date: 11/5/2012
• Doc Name: 3rd Quarter 2012 Sedimentation Pond Inspection
• From: Peabody Sage Creek Mining, LLC
• To: DRMS
• Permit Index Doc Type: Sediment Pond Inspections
• Email Name: JDM
• Email Name: DIH
• Media Type: D
• Archive: No

INSPECTOR'S NAME: Dennis Jones
FACILITY CONFIGURATION: Incised Sump
SITE NAME: Portal Sump 1 (upper north)
MINE NAME: Peabody Sage Creek Mine
MINE I.D. NO.: CDRMS Permit No. C- 2009 -087
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PERIODIC INSPECTION FORM
Water, Sediment, or Slurry Impoundments
DATE: l - ( 12
DATE LAST INSPECTION: 6- ( s - ( 2
Circle or write in appropriate response
Foundation preparation (removal of vegetation, stumps, topsoil:
Lift thickness:
Compaction according to approved plan:
Burning (specify extent and location):
Angle of slope: NA upstream, NA downstream Total = NA
*Seepage (specify location, color, and approximate volume)
From underdrain pipes:
At isolated points on embankment slopes:
At natural hillside:
Over widespread areas:
From downstream foundation area:
"Boils" beneath stream or ponded water:
Cracks or scarps on crest:
Cracks or scarps on slope:
Sloughing or bulging on slope:
*Major erosion problems:
Surface movements in valley bottom or on hillside:
*Erosion of toe:
*Water impounded against toe:
s/ Increase Decrease in water level:
Cracks, bulging, or erosion on upstream face:
Visible sumps or sinkholes in slurry surface:
*Clogging
Spillway channels and pipes:
Decant system:
Diversion ditches:
19. *Cracking or crushing of pipes
Spillway pipes:
Decant system:
20. Trash racks clear and in place:
21. Discharge rate (gpm)
-s c-( C. ct P
LOCATION: NW',,, Sec. 3, T5N, R87W
LOCATION: 7.1 mi. SE of Hayden, CO
OWNER'S REP.: Mike Ludlow
*Major adverse changes in these items could cause instability and should
Engineering Manager and Mine Superintendent for further evaluation. Adverse
these items should normally be described (extent, location, volume, etc.)
back of this sheet.
Yes
12 in.
Yes
No
N/A
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes No
Existing embankment freeboard: wS$t (Je.v+ -L (( .i..ecaA k Le feet
No
Z feet
Yes No
N/A
No N� /A
No N/A
No N/A
No N A
c N/A
No N/A
No N/A
No ` N /A
N/A
Yes N/A
N/A
Yes No CM
Yes No N/A
N/A
Yes
No
be reported to the
conditions noted in
in the space on the