HYDRO22967

• Permit No: C1980005
• IBM Index Class Name: Hydrology
• Doc Date: 10/26/2001
• Doc Name: 3rd Qtr 2001 Inspections
• From: SENECA COAL CO
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

t i
P&RIODIC INSPBCTION FORM
Stockponda or Sumpa
INSPECTOR'S NAME: Dennis Bugay DATE: 8/17/2001
FACILITY CONFIGURATION: Stockpond DATE LAST INSPECTION: 0/31/2001
SITE NAME: T-1 LOCATION: SEr/,S W'/„ Sec 2, T5N, R87W
MINE NAME: Seneca II - LOCATION: 7.1 mi SE of Hayden, CO
MINE I.D. NO.: C-80-005 OWNER'S REP.: Gregg Ki tchen Gen. Mgr.
Circle or write in appropriate response
1. Angle of slope: 3:1 upstream, 4:1 downstream Total = 7:1 N/A
2. *Seepage (specify location, color, and approximate volume)

At isolated points on embankment slopes: Yes No N/A
At natural hillside: Yes No N/A
Over widespread areas: Yes No N/A
From downstream foundation area: Yes ~ N/A
"Boils" beneath stream or ponded water: Yes ~ N/A

3. Cracks or scarps on crest: Yes No N/A
4. Cracks or scarps on slope: Yes N N/A
5. Sloughing or bulging on slope: Yes No N/A

6. *Major erosion problems: Yes N
b N/A
i
7. Surface movements in valley bottom or on hillside: _ Yes (Nry N/A
8. *Erosion of toe: Yes N N/A

9. *'r7a ter impounded against do•+mstream toe: Yes No N/A
10. Existing embankment freeboard: Approximately 1 feet
11. x Increase Decrease in water level: feet

12. Cracks, bulging, or erosion on upstream face: Yes No N/A
13. Spillway erosion: Yes o N/A
1~1. *Clogging

Spillway channels: Yes N/A
Diversion ditches: Yes 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, etc.) in the
space on the back of this sheet.