HYDRO28130

• 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
Stockponds or Sumps
INSPECTOR'S NAME: M' ha ] At av;tta
FACILITY CONFIGURATION: Stoc and
SITE NAME: T-17
MINE NAME: S neca S7
MINE I.D. NO.: c-80-005
1
2
DATE: 09/22 ~, 9
DATE LAST INSPECTION: ~fi/29~99
LOCATION: sW~rSW3~ _cec 72 TSN RA7w
LOCATION: 7.1 mi cc of Havd n CO
OWNER'S REP.: Brad Brown, C-Pn Mq~_
Angle of slope: 3:1 upstream, ael 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:
3. Cracks or ecarpe on crest:
4. Cracks or ecarpe on elope:
5. Sloughing or bulging on elope:
6. *Major erosion problems:
7. Surface movements in valley bottom or on hillside:
8. *Erosion of toe:
9. *water impounded against downstream toe:
10. Existing embankment freeboard: see commments
11. Increase Decrease in water level:
12. Cracks, bulging, or erosion on upstream face:
13
14
Spillway erosion: _
*Clogging
Spillway channels:
Diversion ditches:
Yes /701
Yes ~No
Yee No
Yes
Yes l~o
Yea
Yee ©o
Yes N~
Yea
Yea ©o
Yes N®
Yea
__ 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
feet
Yee o N/A
Yes N N/A
Yes Mto' N/A
Yes ~tiol 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 = 7:1 N/A
etc.) in the apace on the back of this sheet.