HYDRO27481

• Permit No: C1980005
• IBM Index Class Name: Hydrology
• Doc Date: 4/27/1999
• Doc Name: SENECA II MINE C-80-005 QUARTERLY STOCKPOND INSPECTIONS
• From: SENECA COAL CO
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PBRIODIC INBPECTION FORM
Stockpoade or Suupa
INSPECTOR'S NAME: Roy Karo
FACILITY CONFIGURATION: Stockpond
SITE NAME: T-15
MINE NAME: CenPCa ii
MINE I.D. NO.: c-eo-005
1
2.
3
4
5
6
7
DATE: na/~/ao
DATE LAST INSPECTION: 72/15/98
LOCATION: ~F'AfNW~ cec 7_2 maN R87W
LOCATION: 7.7 mi cfi of Hayden co
OWNER'S REP.: Brad Brown Can Nqr
Angle of elope: 3e1 upstream, 3:1 downstream
*Seepage (specify location, color, and approximate volume)
At isolated points on embankment elopes:
At natural hillside:
Over widespread areas:
From downstream foundation area:
"Boils" beneath stream or ponded water:
Cracks or ecarpe on treat:
Cracks or ecarpe on elope:
Sloughing or bulging on elope:
*Major erosion problems:
Surface movements in valley bottom or on hillside:
B. *Eroeion of toe:
9. *Water impounded against downstream toe:
10. Existing embankment freeboard: A~nroximatety
11. increase Decrease in water level: No change
12
13
14
Cracks, bulging, or erosion on upstream face:
Spillway erosion:
*Clogging
Spillway channels:
Diversion ditches:
Yee
Yee N®
Yee
Yes
Yes
Yee
Yes
Yes
Yee N
Yee
Yee ®°
Yee
~ feet
feet
Yea
Yee
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
Yee ~ N/A
Yee N N/A
*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,
Total = 6:1
etc.) in the apace on the back of this sheet.