HYDRO23747

• Permit No: C1980005
• IBM Index Class Name: Hydrology
• Doc Date: 4/27/1999
• Doc Name: 1st Qtr 1999 Inspections
• From: SENECA COAL CO
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION PORN
Water, Sediment, or Blurry Impoundments
INSPECTOR'S NAME: Mi ha t Al av; a DATE: 03/23/99
NPDES I.D. NO.: co-0000221 D.P. 003
FACILITY CONFIGURATION: Dikad Po d DATE LAST INSPECTION: 12/10/98
SITE NAME: Northwest rmnenndment x`003 LOCATION: S£~ eW), aec_ 27 T6N RR7W
MINE NAME: R Weep a rI Mi nP ~c nand oal 01 LOCATION: 7.1 mi_ SR of Ha~den,_~
MINE I.D. NO.: eMr.an P rmit Ne. -B0-OOS OWNER'S REP.: Hrad Hrovn, C-en Mgr
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
Foundation preparation (removal of vegetation, stumps, topsoil: _
Lift thickness:
Compaction according to approved plan:
Burning (specify extent and location):
Angle of elope: 2:1 upstream, 3:1 downstream
*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:
Cracks or ecarpe on crest:
Cracks or ecarpe on elope:
ee No
1Z in.
No
Yes No
Total = 5.1
Sloughing or bulging on elope:
*Major erosion problems:
surface movements in valley bottom or on hillside:
*Sroeion of toe:
*Water impounded against toe:
Existing embankment freeboard:
Yee No
Yee
Yee o
Yee o
Yee N
xes o
Yee
Yee
Yee N
Yee
Yes ...ppP---,,,
Yee
Yee o
q"g feet
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
N/A
N/A
15. Increase Decrease in water level: No ch ange feet
16. Cracks, bulging, or erosion on upstream face: Yee No N/A
17. Visible sumps or sinkholes in slurry surface: Yee No
18. *Clogging
Spillway channels and pipes: Yee ~ N A
Decant system: Yee N
Diversion ditches: Yee ~ N/A
19. *Cracking or crushing of pipes
Spillway pipes: Yee ® N A
Decant system: Yee No
20. Trash racks clear and in place: 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.