HYDRO24416

• Permit No: C1980005
• IBM Index Class Name: Hydrology
• Doc Date: 1/14/1999
• Doc Name: 4th Qtr 1998 Inspections
• From: SENECA COAL CO
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PBRIODIC INSPBCTION FORK
Stockpoads or Bumps
INSPECTOR'S NAME: Rpv Karo
FACILITY CONFIGURATION: ~cc wed
SITE NAME: T-7
MINE NAME: c n ca TT
MINE I.D. NO.: c-aD-005
1
2
3.
4.
5.
6.
7.
DATE: 12/15/98
DATE LAST INSPECTION: 09/98
LOCATION: NF.3rcW3~ Sec 12 TSN R87W
LOCATION: 7.1 mi SR of Hayden Co
OWNER'S REP.: Brad Brown. Gen Mpr
Angle of elope: 2.5:1 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 scarps on crest:
cracks or scarps on elope:
Sloughing or bulging on elope:
*Major erosion problems:
Surface movements in valley bottom or on hillside:
8. *Eroeion of toe:
9. *Water impounded against downstream toe:
10. Existing embankment freeboard: a~nroximatei~
11. Increase ~_ Decrease in water level:
12. Cracks, bulging, or erosion on upstream face:
13
14
Spillway erosion:
*Clogging
Spillway channels:
Diversion ditches:
Total = 5.5.1 N/A
Yee N/A
Yee ~
N N/A
Yee o N/A
Yee N N/A
Yes ~ N/A
Yee ® N/A
Yee ~ N/A
Yes ~ N/A
Yes ® N/A
Yee ~ N/A
Yee N~ N/A
Yea No N/A
3.5 feet
1.5 f
et
Yes e
~n o) N/A
Yes No N/A
Yes ~ 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,
etc.) in the apace on the back of this sheet.