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

PBRIODIC INSPBCTION FORM
Water, Sediment, or Slurry Impoundments
INSPECTOR'S NAME: Michael Altavilla DATE: 03/23/99
NPDES I.D. NO.: N/A
FACILITY CONFIGURATION: rnciaed Pond DATE LAST INSPECTION: i3~y0/9~
SITE NAME: Truck Wash suppj„y Pond LOCATION: NWk NE3~ Sec_ 34,_7'6N R87W
MINE NAME: sen a M'n rr (aeneca Coal Col LOCATION: 7.~ m:. SE of Hay1jen CO
MINE I.D. NO.: CDMG Permit Ne_ C-RO-OOS OWNER'S REP.: Brad Brown, Gen MQ3_
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19
20
Foundation preparation (removal of vegetation, stumps,
Lift thickness:
Compaction according to approved plan:
Burning (specify extent and location):
topsoil: _ ee
~Z
ee
Yee
Angle of elope: 2:1 upstream, 2:1 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 treat:
cracks or ecarpe on elope:
Sloughing or bulging on elope:
*Major erosion problems:
Surface movements in valley bottom or on hillside:
*Eroaion of toe:
*water impounded against toe:
Existing embankment freeboard: see comments
Increase ~ Decrease in water level:
Cracks, bulging, or erosion on upstream face:
Visible sumps or sinkholes in Blurry surface:
*Clogging
Spillway channels and pipes:
Decant system:
Diversion ditches:
*Cracking or crushing of pipes
Spillway pipes:
Decant system:
Trash racks clear and in place:
Total = 4e1
No N/A
inches
No N/A
No N A
Yee N
Yee o N/A
Yee N A

/
Yee o N/A
Yee N/A
Yee ® N/A
Yee N/A
Yee ~ N/A
Yee ® N/A
Yee N/A
Yes ~ N/A
Yee ~~~ N/A
Yee ~
o N/A
2.5 feet
O.t feet
Yee ~ N/A
Yea No
Yee N® N A
Yee No
Yee No N/A
Yes N® N A
Yee No
Yee No N
*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.