HYDRO21361

• Permit No: C1982057
• IBM Index Class Name: Hydrology
• Doc Date: 12/13/2004
• Doc Name: 4th Quarter 2004 Quarterly Stockpond Inspection Reports
• From: Seneca Coal Company
• To: DMG
• Permit Index Doc Type: Sediment Pond Inspections
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
Stockponds or Sumps
INSPECTOR'S NAME: Roy Karo
FACILITY CONFIGURATION: Stockpond
SITE NAME: T-20
MZNE NAME: Seneca II-W
MINE I.D. NO.: C-82-057
1
2
3.
4.
5.
6.
7.
8.
9.
10
11
12
13
14
DATE: ~~ ~'6 0 / y'
DATE LASS INSPECTION: p ~9 Q~'
LOCATION: N4T <NE ,, Sec 15, T N, R88W
LOCATION: 8 mi S of Hayden, CO
OWNER'S REP.: Gregg Kitchen Gen.Mgr.
Circle or write in appropriate response
Angle of slope: 3.9:1 upstream, 9.6:1 downstream
*Seepage (specify location, color, and approximate volume)
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:
*Maj or erosion problems:
Surface movements in valley bottom or on hillside:
*Erosion of toe:
*Water impounded against downstream toe:
Existing embankment freeboard:
Increase Decrease in water level:
Cracks, bulging, or erosion on upstream face:
Spillway erosion:
*Clogging
Spillway channels:
Diversion ditches:
Yes No N/A
Yes No N/A
Yes N N/A
)
Yes ~
N
N/A
Yes i N N/A
Yes N N/A
Yes ~ N N/A
Yes I
I N N/A
Yes i N N/A
Yes N N/A
Yes `N N/A

Yes i
N
N/A
Peet
feet
Yes N N/A
Yes ~ No N/A
Yes j No N/A
Yes I No
: N/A
~
*Maj or 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.
Comments: CLE~~
EEdl f~f j /! L°/t7J
~v sbvR~, Z r--~ ~~°
Total = 6.5:1 N/A
si