2013-05-14_HYDROLOGY - C2009087 ‎(3)‎

• Permit No: C2009087
• IBM Index Class Name: HYDROLOGY
• Doc Date: 5/14/2013
• Doc Name: 1st Quarter 2013 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

PERIODIC INSPECTION FORM
Water, Sediment, or Slurry Impoundments
INSPECTOR'S NAME: Dennis Jones DATE: IL`
NPDES I.D. NO.: N/A
FACILITY CONFIGURATION: Incised Pond
SITE NAME: Spill Control Pond No. 2 **
MINE NAME: Peabody Sage Creek Mine
MINE I.D. NO.: CDRMS Permit No. C- 2009 -087
DATE LAST INSPECTION: 2Z
LOCATION: NWl /, NEV44, Sec. 34, T6N, R87W
LOCATION: 7.1 mi. SE of Hayden, CO
OWNER'S REP.: Ed Brady
Circle or write in appropriate response
1.
Foundation preparation (removal of vegetation, stumps, topsoil:
Yes
2.
Lift thickness:
N/A
3.
Compaction according to approved plan:
N/A
4.
Burning (specify extent and location):
N/A
5.
Angle of slope: upstream, downstream
Total
= N/A
6.
*Seepage (specify location, color, and approximate volume)
From underdrain pipes:
N/A
At isolated points on embankment slopes:
Yes
N/A
At natural hillside:
Yes
rNo
N/A
Over widespread areas:
Yes
N/A
From downstream foundation area:
Yes
N/A
"Boils" beneath stream or ponded water:
Yes
No
N/A
7.
Cracks or scarps on crest:
Yes
No
N/A
8.
Cracks or scarps on slope:
Yes
No
N/A
9.
Sloughing or bulging on slope:
Yes
No
N/A
10.
*Major erosion problems:
Yes
No
N/A
11.
Surface movements in valley bottom or on hillside:
Yes
No
N/A
12.
*Erosion of toe:
Yes
No
N/A
13.
*Water impounded against toe:
Yes
No
N/A
14.
Existing embankment freeboard: (normal = 7.01)
feet
15.
Increase Decrease in water level:
16.
Cracks, bulging, or erosion on upstream face:
Yes
nNo:%
N/A
17.
Visible sumps or sinkholes in slurry surface:
N/A
18.
*Clogging
Spillway channels and pipes:
Yes
No
N/A
Decant system:
N/A
Diversion ditches:
N/A
19.
*Cracking or crushing of pipes
Spillway pipes:
N/A
Decant system:
N/A
20.
Trash racks clear and in place:
N/A
21.
Discharge rate (gpm)
�`
V
*Major adverse changes in these items could cause instability and should be reported to the
Engineering Manager and Mine Superintendent for further evaluation. Adverse conditions
noted in these items should normally be described (extent, location, volume, etc.) in the
space on the back of this sheet.
* *This pond no longer serves as a fuel spill containment pond