HYDRO23762

• Permit No: C1982057
• IBM Index Class Name: Hydrology
• Doc Date: 7/21/1998
• Doc Name: SENECA II-W MINE C-82-057 QUARTERLY STOCKPOND INSPECTIONS
• From: SENECA COAL CO
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORN
Stockponde or Sumps
INSPECTOR'S NAME: Aoy Karo
FACILITY CONFIGURATION: Stoc pond
SITE NAME: T-22
MINE NAME: Seneca 27-W
MINE I.D. NO.: C-82-057
DATE: 03/13198
DATE LAST INSPECTION: 12/72~Q7
LOCATION: sEk_cW~ ¢ec 1_0 TSN. R88W
LOCATION: 8 mi S of Hayden CO
OWNER'S REP.: Brad Brown can Mg~_
1. Angle of elope: 3.5:1 upstream, -~ downstream Total = 6:1 N/A
2. *Seepage (specify location, color, and approximate volume)
At isolated points on embankment elopes: Yes No N/A
At natural hillside: Yes No N/A
Over widespread areas: Yee No N/A
From downstream foundation area: Yee No N/A
"Boils" beneath stream or ponded water: Yee No N/A
3. Cracks or scarps on treat: Yea No N/A
4. Cracks or scarps on slope: Yes No N/A
5. Sloughing or bulging on elope: Yes No N/A
6. *Major erosion problems: Yee No N/A
7. Surface movements in valley bottom or on hillside: Yee No N/A
8. *Eroeion of toe: Yea No N/A
9. *Water impounded against downstream toe: Yea No N/A
10. ~~
Existing embankment freeboard: see c~ ommente) feet
11. Increase Decrease in water level: feet
12. Cracks, bulging, or erosion on upstream face: Yea No N/A
13. Spillway erosion: Yee No N/A
14. *Clogging
Spillway channels: Yee No N/A
Diversion ditches: Yes 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.