HYDRO28084

• Permit No: C1980005
• IBM Index Class Name: Hydrology
• Doc Date: 12/6/1999
• Doc Name: 3rd Qtr 1999 Inspections
• From: SENECA COAL CO
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
Water, Sediment, or Slurry Impoundments
INSPECTOR'S NAME: Michael Altavilla DATE: 09/22/99
NPDES I.D. NO.: N/A
FACILITY CONFIGURATION: Incised Pond DATE LAST INSPECTION: 06/30/99
SITE NAME: Truck Wash Settling Pond LOCATION: NW1~ NEB Sec_ 34 T6N RB7W
MINE NAME: F n a 77 M;n (c ne a -oal -01 LOCATION: 7.1 m;_. SE of Haden sO
MINE I.D. NO.: COMG Permit No. C-BO-005 OWNER'S REP.: Brad Brown, Gen Mgr
1. Foundation preparation (removal of vegetation, stumps, topsoil:
2. Lift thickness:
3. Compaction according to approved plan:
4. Burning (specify extent and location):
5. Angle of slope: upstream, downstream
6. *Seepage (specify location, color, and approximate volume)
From underdrain pipes:
At isolated points on embankment elopes:
At natural hillside:
Over widespread areas:
From downstream foundation area:
"Boils" beneath stream or ponded water:
7. Cracks or scarps on crest:
8. Cracks or scarps on elope:
9. Sloughing or bulging on elope:
10. *Major erosion problems:
11. Surface movements in valley bottom or on hillside:
12. *Eroeion of toe:
13. *Water impounded against toe:
14. Existing embankment freeboard: See comments
15. increase ~ Decrease in water level:
16. Cracks, bulging, or erosion on upstream face:
17. Visible Bumps or sinkholes in slurry surface:
1B. *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:
es No N/A
T/A inche
s

Yes ~//
~~~~
No
Yes No
Total = ~8
Yea No
Yee No
Yes No
Yee o N/A
Yes N/A
Yee N/A
Yee No
Yee No
Yes No N
Yee ©o N/A
Yee No /A
Yee No N
Yes No
e.0 feet
3.0 feet
Yee ~ N A
Yes No N
Yes ~ N A
Y0s O
Yes No
Yes
Yes No
ee No 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.