2010-01-11_HYDROLOGY - C1980005 ‎(2)‎

• Permit No: C1980005
• IBM Index Class Name: Hydrology
• Doc Date: 1/11/2010
• Doc Name: 2009 Annual Pond Certifications
• From: Seneca Coal Company
• To: DRMS
• Permit Index Doc Type: Prof Pond Certifications
• Email Name: DTM
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
Stockponds or Sumps
INSPECTORS NAME: Dennis Jones
FACILITY CONFIGURATION: Stockpond
SITE NAME: T-31
MINE NAME: Seneca II
MINE I.D. NO.: C-80-005
DATE: '- 00?
DATE LAST INSPECTION:
LOCATION: NE1WWY4, Sec 1, TSN, R87W
LOCATION: 7.1 mi SE of Hayden, CO
OWNERS REP.: Roy Karo, Manager
Circle or write in appropriate response
1. Angle of slope: upstream, downstream Total = N/A
2. *Seepage (specify location, color, and approximate volume)
At isolated points on embankment slopes: Yes N/A
At natural hillside: Yes N/A
Over widespread areas: Yes 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 I N/A
4. Cracks or scarps on slope: Yes N/A
5. Sloughing or bulging on slope: Yes N/A
6. *Major erosion problems: Yes N/A
7. Surface movements in valley bottom or on hillside: Yes N/A
8. *Erosion of toe: Yes N/A
9. *Water impounded against downstream toe: Yes N N/A
10. Existing embankment freeboard: feet
11. Increase Decrease in water level: feet
12. Cracks, bulging, or erosion on upstream face: Yes N/A
13. Spillway erosion: Yes N/A
14. *Clogging J
Spillway channels: Yes No N/A
Diversion ditches: Yes 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.
Comments
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