HYDRO22855

• Permit No: C1982057
• IBM Index Class Name: Hydrology
• Doc Date: 7/20/1999
• Doc Name: SENECA II-W MINE C-82-057 QTR STOCKPOND INSEPECTIONS
• From: SENECA COAL CO
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PBRIODIC INSPECTION FORK
etockpoada or Suopa
INSPECTOR'S NAME: Michael Altavil is
FACILITY CONFIGURATION: stee Pend
SITE NAME: T-2a
MINE NAME: seneca II-W
MINE I.D. NO.: a-92-057
1.
2
3.
4.
5.
6.
7.
DATE: 06/29/99
DATE LAST INSPECTION: 03/24/99
LOCATION: sW~N81. sec 9 TSN R88W
LOCATION: B mi s of Hayden, CO
OWNER'S REP.: Brad Brown Gen MQr
Angle of elopes 3.9:1 upstream, a.6: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 crest:
Cracks or scarps on elope:
Sloughing or bulging on elope:
*Major erosion problems:
Surface movements in valley bottom or on hillside:
8. *Eroeion of toe:
9. *Water impounded against downstream toe:
10. Existing embankment freeboards A~nnrox imately
11. Increase Decrease in water level: No change
12. Cracks, bulging, or erosion on upstream face:
13. spillway erosion:
14. *Clogging
Spillway channels:
Diversion ditches:
Yee ~ N/A
Yee No N/A
Yee N N/A
Yes to N/A
Yee Ho N/A
Yee ®o N/A
Yee ©o N/A
Yee L% N/A
Yee ® N/A
Yee ~ N/A
Yee ~ N/A
Yea ~ N/A
6.2 feet
_ feet
Yee i~ N/A
Yee !
~ N/A
Yee ~ N/A
Yee 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 = B.5:1 N/A
etc.) in the apace on the back of this sheet.