HYDRO27481

• Permit No: C1980005
• IBM Index Class Name: Hydrology
• Doc Date: 4/27/1999
• Doc Name: SENECA II MINE C-80-005 QUARTERLY STOCKPOND INSPECTIONS
• From: SENECA COAL CO
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
Stockpoadc or Sumps
INSPECTOR'S NAME: RGiy_I(are
FACILITY CONFIGURATION: Stoc Pend
SITE NAME: T-25
MINE NAMES Seneca TT
MINE I.D. NO.: o-80-005
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DATE: 03/24/99
DATE LAST INSPECTION: ? ~/] 5./4g
LOCATION: 9$'kSE3. Sec 2,~'SN R97W
LOCATION: 7.1 mt Sn`. of Hayden GO
OWNER'S REP.: Brad 8rewn. Gen MQr
Angle of elope: 3:1 upstream, a:i 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 treat:
Cracks or scarps on elope:
Sloughing or bulging on elope:
*Major erosion problems:
Surface movements in valley bottom or on hillside:
8. "Erosion of toe:
9. *Water impounded against downstream toe:
10. Existing embankment freeboard: A~ereximately
11. Increase Decrease in water level: Ne change
12. Cracks, bulging, or erosion on upstream face:
13. Spillway erosion:
14. *Clogging
Spillway channels:
Diversion ditches:
Yee No N/A
Yee ~ N/A
Yee No N/A
Yee Q N/A
Yee ~ N/A
Yee ® N/A
Yee No N/A
Yee ©o N/A
Yee ® N/A
Yee N/A
Yes N N/A
Yee N N/A
~_ feet
feet
Yee Ic N/A
Yee N 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,
Total = 7e1 N/A
etc.) in the apace on the back of this sheet.